CBSE Class 10 English The Making of a Scientist Important Questions Set 01

Extract Based Questions

Extract 1

(a). What would the reader assume from Ebright’s words when he says, ‘There wasn’t much I could do there’?
Answer: There weren’t many children around.

(b). State which of the options from (i) to (iv) can be applied to the given statement or context.
Richard Ebright’s desire to collect things that began in his kindergarten days lasted a lifetime. He only collected butterflies.
(a) True because his main collection was of twenty-five varieties of butterflies.
(b) False because he collected butterflies, coins, rocks, and fossils also.
(c) Partially true because his main focus was monarch butterflies.
(d) Not applicable because he also did star-gazing.
Answer: (b) False because he collected butterflies, coins, rocks, and fossils also.

(c). “I certainly couldn’t play football or baseball with a team of one.” How did Ebright turn the situation to his advantage? Elaborate in about 40 words, with reference to the extract.
Answer: Richard Ebright didn’t have other children in his neighbourhood. That must have felt lonely, but he turned his loneliness into an advantage by collecting butterflies, coins, rocks and fossils. He also took to star-gazing.

(d). Which word would be the correct contextual antonym of ‘collect’ in the given sentence from the extract?
“But there was one thing I could do — collect things.”
Answer: disperse

Extract 2

(a). State any one inference about Mrs. Ebright from the given context.
She took him on trips, bought him telescopes, microscopes, cameras, mounting materials, and other equipment, and helped him in many other ways.
Answer: She nurtured her son’s curiosity and provided him with learning aids.

(b). State which of the options from (i) to (iv) can be applied to the given question or context.
Can we say that what set Ebright apart from other children of his age was only curiosity?
(a) True because that was the most unique trait in his personality.
(b) False because his mother entirely drove his success.
(c) Partially true because he also had a bright mind and a strong desire to learn.
(d) Not applicable because his interest waned in butterflies and he stopped collecting them.
Answer: (c) Partially true because he also had a bright mind and a strong desire to learn.

(c). What was the approach of Richard’s mother towards his life as a parent? She says, ‘Richie was my whole life after his father died when Richie was in third grade.’ Elaborate in about 40 words, with reference to the extract.
Answer: She did not merely spend time with him but invested it fruitfully. She gave his life direction, played a major role in his success, and ensured above all his emotional well-being by being his friend and companion, because there were no children in the neighbourhood.

(d). Which word would be the correct antonym of ‘curiosity’ in the given sentence from the extract?
“From the first, he had a driving curiosity along with a bright mind.”
Answer: apathy

(e). Richard Ebright’s research during his childhood focussed on
(a) Grasshoppers
(b) Butterflies
(c) Ants
(d) Birds
Answer: (b) Butterflies

(f). During his early years, the person who promoted Ebright’s curiosity in science was:
(a) his father
(b) his mother
(c) his teacher
(d) his friend
Answer: (b) his mother

(g). By buying Richard microscopes and telescopes, his mother promoted in him:
(a) scientific curiosity
(b) an interest in history
(c) an interest in sports
(d) an interest in psychology
Answer: (a) scientific curiosity

(h). Which of the following statements is not true?
(a) In kindergarten, Richard collected butterflies.
(b) Richard collected coins, fossils and rocks.
(c) His father helped him in his research activities.
(d) He could not involve in sports as a child.
Answer: (c) His father helped him in his research activities.

(i). Richard’s childhood activities helped him to become a/an:
(a) scientist
(b) historian
(c) actor
(d) sportsman
Answer: (a) scientist

(j). What two qualities did Richard Ebright possess?
Answer: He had a driving curiosity and a bright mind.

(k). How did his mother encourage his interest in learning?
Answer: She encouraged him by taking him on trips and buying scientific equipments like telescopes, microscopes, cameras, etc.

(l). When did Richard’s father die?
Answer: Richard Ebright’s father died when he was in the third grade.

(m). Who motivated Richard to develop his scientific mind?
Answer: His mother was the person who helping his driving curiosity on scientific things.

(n). What did Richard enjoy collecting most?
Answer: He enjoyed collecting butterflies most of all.

Extract 3

(a). State any one inference about the butterfly specimens from the given context.
The butterfly collecting season around Reading lasts six weeks in late summer.
Answer: It is practical to have your own stock of specimen butterflies for research.

(b). State which of the options from (i) to (iv) is true and can be applied to the given statement.
Ebright tagged the butterflies to determine their movement and migration patterns because he was working on ______.
(a) a hypothesis: what happens if a butterfly species does not migrate?
(b) an assumption that all butterflies migrate.
(c) a premise that monarch butterflies fly thousands of miles.
(d) a theory that all winged insects migrate.
Answer: (c) a premise that monarch butterflies fly thousands of miles.

(c). ‘He would catch a female monarch, take her eggs, and raise them in his basement through their life cycle, from egg to caterpillar to pupa to adult butterfly’—What does this show us about Ebright? Elaborate in about 40 words, with reference to the extract.
Answer: Ebright’s basement was home to thousands of monarch butterflies in different stages of development that he painstakingly raised and observed. It shows Ebright’s perseverance, dedication and resolve as a researcher.

(d). Which word would correctly substitute ‘basement’ in the given sentence from the extract?
For several years his basement was home to thousands of monarchs in different stages of development.
Answer: cellar

Extract 4

(a). State any one inference about Richard Ebright from the given context.
When he saw those photos, Ebright didn’t shout, ‘Eureka!’ or even, ‘I’ve got it!’
Answer: Ebright displayed a well-rounded, mature personality.

(b). State which of the options from (i) to (iv) can be applied to the given statement or context.
According to the extract, DNA can be considered the fulcrum around which the nucleus of a cell, the form and function of the cell revolve.
(a) A hypothesis
(b) An assumption
(c) A premise
(d) A theory
Answer: (d) A theory

(c). ‘Together they later wrote the paper that explained the theory.’ What were the repercussions of the theory going to be for mankind? Elaborate in about 40 words, with reference to the extract.
Answer: If the theory about cell life proved correct, it would be a big step towards understanding the processes of life. It might also lead to new ideas for preventing some types of cancer and other diseases.

(d). Which word would correctly substitute ‘blueprint’ in the given sentence from the extract?
“Thus, DNA is the blueprint for life.”
Answer: plan or design

(e). Ebright was expected to shout ‘Eureka!’ because he had:
(a) realised that he needed a partner to work with to finalise his findings.
(b) discovered something new and ‘Eureka!’ was a cry to announce it.
(c) worked hard and was relieved at nearing the end of his project.
(d) given shape to the teachings of his teachers by choosing this field of science.
Answer: (b) discovered something new and ‘Eureka!’ was a cry to announce it.

(f). “DNA is the blueprint for life”, means that the DNA contains a genetic __________.
(a) experiment
(b) ultimatum
(c) takeaway
(d) plan or outline
Answer: (d) plan or outline

(g). Select the most appropriate option based on (1) and (2). (1) Ebright was working on the function of insect hormones. (2) He got the idea for his new theory about cell life.
(a) (2) is true and (1) is false.
(b) (2) is the result for (1).
(c) (2) is the cause for (1).
(d) (2) is false and (1) is true.
Answer: (b) (2) is the result for (1).

(h). Choose the suitable news headline that could describe the research work of Ebright and Wong in the most appropriate way: 1. Wong denies contributing to Ebright’s theory. 2. Ebright collaborates with roommate Wong. 3. Wong and Ebright exaggerate their theory-defy logic. 4. Ebright and Wong’s theory proved wrong.
(a) Headline 1
(b) Headline 2
(c) Headline 3
(d) Headline 4
Answer: (b) Headline 2

(i). Choose the option that lists the compound words from the above extract. 1. puzzles 2. blueprint 3. hormone 4. heredity 5. room-mate
(a) 1, 3
(b) 2, 4
(c) 1, 4
(d) 2, 5
Answer: (d) 2, 5

Extract 5

(a). Ebright started raising:
(a) a flock of ants
(b) a flock of moths
(c) a flock of butterflies
(d) a flock of houseflies
Answer: (c) a flock of butterflies

(b). Ebright would tag the butterflies:
(a) legs
(b) feelers
(c) wings
(d) body
Answer: (c) wings

(c). What was the aim of tagging butterflies?
(a) To study growth of butterflies
(b) To study migration of butterflies
(c) to collect various samples of butterflies
(d) None of these
Answer: (b) To study migration of butterflies

(d). The life cycle of butterflies starts from:
(a) eggs
(b) cells
(c) pupa
(d) adult
Answer: (a) eggs

(e). In the extract the collective noun ‘flock of butterflies’ has been used. Which of these options DOES NOT indicate a valid collective noun.
FLOCK OF
(1) Birds
(2) Sheep
(3) Wheat
(4) People
(a) Option (1)
(b) Option (2)
(c) Option (3)
(d) Option (4)
Answer: (c) Option (3)

(f). Name the book which kept Ebright’s interest in butterflies alive.
Answer: The book called ‘The Travels of Monarch X’ rekindled his interest in butterflies.

(g). Why did Ebright want to raise a flock of butterflies?
Answer: He started helping Dr. Fredrick A. Urquhart in his research by tagging butterflies.

(h). How did Ebright raise the butterflies?
Answer: He raised them from eggs to caterpillars to pupa to adult butterflies.

(i). How did he tag the butterflies?
Answer: He tagged them by attaching light adhesive tags to the wings of the Monarch butterfly.

(j). What was anyone who found a monarch butterfly with a tag asked to do?
Answer: Anyone who found a butterfly with a tag was asked to send the tag to Dr. Urquhart.

Extract 6

(a). Ebright started collecting butterflies when he was in:
(a) high school
(b) kindergarten
(c) middle school
(d) primary school
Answer: (b) kindergarten

(b). He also became an eager:
(a) astrologer
(b) biologist
(c) astronomer
(d) zoologist
Answer: (c) astronomer

(c). Who encouraged Ebright in learning?
(a) His father
(b) His mother
(c) His friend
(d) None of them
Answer: (b) His mother

(d). What quality of his character is reflected in the above extract?
(a) His curiosity
(b) His carelessness
(c) His love for books
(d) Obedience to mother
Answer: (a) His curiosity

(e). What is the meaning of ‘astronomer’?
(a) A book lover
(b) A sky lover
(c) An animal lover
(d) A star gazer
Answer: (d) A star gazer

(f). When did Ebright start collecting butterflies?
Answer: Ebright started collecting butterflies when he was in kindergarten.

(g). What other things did he collect besides butterflies?
Answer: He collected rocks, fossils and coins besides butterflies.

(h). As an eager astronomer what did he do on some nights?
Answer: As an eager astronomer Ebright star-gazed sometimes all night.

(i). Who encouraged this curiosity and learning in him?
Answer: His mother encouraged this curiosity and learning in him.

(j). With what determination did Ebright collect his butterflies?
Answer: He collected the butterflies with the same determination that marked all his activities.

Extract 7

(a). Choose the option listing Ebright’s qualities as depicted by the above extract.
(1) persevering
(2) visionary
(3) determined
(4) liberal
(5) conceited
(a) 1 and 2
(b) 3 and 5
(c) 1 and 3
(d) 4 and 5
Answer: (c) 1 and 3

(b). According to the dictionary, ‘fair’ as a noun, shows the following meanings. Choose the option that lists the meaning similar to the usage to that in the extract.
(a) A gathering of stalls and amusements for public entertainment.
(b) A competitive exhibition showcasing products or ideas.
(c) A periodic gathering for the sale of goods.
(d) An annual exhibition of livestock, agricultural products, etc., held by a town, county, or state.
Answer: (b) A competitive exhibition showcasing products or ideas.

(c). Choose the option that is true for the two statements given about the information in the extract. Statement 1- Starling feeds on viceroys. Statement 2- Starling does not eat seeds and insects.
(a) Both statements are clearly mentioned in the extract.
(b) Statement 1 cannot be clearly inferred from the text and statement 2 is true.
(c) Statement 1 is false and statement 2 cannot be clearly inferred from the extract.
(d) Both statements need to be inferred from the given extract.
Answer: (b) Statement 1 cannot be clearly inferred from the text and statement 2 is true.

(d). Choose the statements that are TRUE for the given extract contextually.
1. Ebright didn’t get any results for the experiment he conducted on butterflies.
2. Monarchs tasted awfully to the birds.
3. Ebright wanted to explore the possibility of monarchs getting eaten by birds.
4. He wanted to prove that viceroys are lookalikes of monarchs.
(a) 1 and 2
(b) 2 and 3
(c) 1 and 3
(d) 2 and 4
Answer: (b) 2 and 3

(e). Four friends bring their pets to a pet show. Choose the option that mentions the friend with a starling as a pet. Friend 1 has a turtle named Missy. Friend 2 has a dragonfly named Majesty. Friend 3 has a rabbit named Molly. Friend 4 has a bird named Mitch.
(a) Friend 1
(b) Friend 2
(c) Friend 3
(d) Friend 4
Answer: (d) Friend 4

(f). How did Ebright feel when he failed to get result?
Answer: He was not discouraged; he went ahead and showed that he had tried the experiment.

(g). What made him successful in his project?
Answer: His perseverance in showing his attempt, rather than a mere display, made him win.

(h). What theory of science did he work on?
Answer: He tested the theory that viceroy butterflies copy monarchs to avoid being eaten by birds.

(i). How did he conclude difference between viceroys and monarch butterfly?
Answer: He fed monarchs to a starling and found that it would eat all the monarchs it could get, so monarchs are not avoided by birds as the theory claimed.

(j). What scientific attitudes of him in reflected in the extract?
Answer: His perseverance, curiosity and readiness to test theories by experiment.

(k). The hypothesis that viceroy butterflies copied monarchs didn't hold true. Elaborate.
Answer: The hypothesis that viceroy butterflies copied monarchs didn't hold true. Richard's experiment showed that a bird would refuse bird food in order to eat monarch butterflies. The notion that monarchs were not tasty to birds proved incorrect.

(l). “I didn’t get any real results,” he said. “But I went ahead and showed that I had tried the experiment. This time I won.” Infer the reason for which the judges chose to award Ebright a prize even when his hypothesis proved incorrect. Answer in around 40 words.
Answer: Even though Ebright's hypothesis did not prove to be right, he had gone ahead and shown that through his experiment. His scientific spirit comes through clearly in this context. He must have been awarded a prize due to this reason.

(m). State TRUE or FALSE - None of the statements hold true for the given extract contextually: (1) Ebright didn’t get any results for the experiment — he conducted on butterflies. (2) Monarchs tasted bad to the birds. (3) Ebright wanted to explore the possibility of monarchs getting eaten by birds. (4) He wanted to prove that viceroys look like of monarchs.
Answer: False

(n). A starling is a type of:
(a) Insect
(b) Bird
(c) Fish
(d) Reptile
Answer: (b) Bird

Extract 8

(a). The theory refers to:
(a) how cells work in breathing.
(b) how cells read their DNA.
(c) how cells are needed for digestion.
(d) how cells work in the circulation of blood.
Answer: (b) how cells read their DNA.

(b). This theory was brought out by:
(a) Richard Ebright and Robert W. Peterson
(b) James R. Wong and Robert W. Peterson
(c) Richard Ebright and James R. Wong
(d) Richard Ebright and Dr Urquhart
Answer: (c) Richard Ebright and James R. Wong

(c). What gave H. Ebright the idea for his new theory?
(a) The cell has no relation with DNA.
(b) The cell has power to read the blueprint of its DNA.
(c) His new idea was related to the treatment of cancer.
(d) His new ideas encouraged his interest in learning.
Answer: (b) The cell has power to read the blueprint of its DNA.

(d). Why is he grateful to Mr Weiherer?
(a) Mr Weiherer led him new ideas
(b) Mr Weiherer helped in discovering new theories
(c) He helped Ebright to collect the butterflies
(d) He was a science teacher
Answer: (a) Mr Weiherer led him new ideas

(e). Give the noun form of ‘eventually’.
(a) Event
(b) Eventuality
(c) Eventual
(d) All of these
Answer: (b) Eventuality

(f). What theory of cell life did Ebright work on?
Answer: His theory was about how cells work — how a cell can read the blueprint of its DNA.

(g). Why was his theory very important for human beings?
Answer: It is a big step towards understanding the processes of life and might lead to new ideas for preventing some cancers and other diseases.

(h). How did his school research provide him with the base approving the new theory?
Answer: His high school research into the purpose of the spots on a monarch pupa eventually led him to his theory about cell life.

(i). Where did Ebright’s scientific curiosity reach him to?
Answer: His scientific curiosity led him to a new theory about how cells work.

(j). What temperament of Ebright as a scientist reflected in the extract?
Answer: It reflects his scientific curiosity and persistence in research.

Extract 9

(a). State any one inference about Dr. Urquhart from the given context: Everyone assumed the spots were just ornamental,” Ebright said. “But Dr. Urquhart didn’t believe it.”
Answer: From the given context, it can be said that Dr. Urquhart was a great scientist who had a curiosity to question assumptions.

(b). State TRUE or FALSE.
None of the terms (a)-(d) below can be applied to the question - What is the purpose of the twelve tiny gold spots on a monarch pupa?
(a) A hypothesis - a proposed explanation for a phenomenon.
(b) An assumption - something that is taken for granted or assumed to be true without proof.
(c) A premise - a proposition that forms the basis of an argument.
(d) A theory - a well-substantiated explanation for a natural phenomenon.
Answer: True

(c). Ebright's approach towards finding the purpose of the gold spots on a monarch pupa was highly effective. Elaborate in about 40 words, with reference to the extract.
Answer: Ebright's approach towards finding the purpose of the gold spots on a monarch pupa was indeed highly effective. He built a device that showed the spots were producing a hormone that was necessary for a butterfly’s full development. His approach cleared the assumption that the spots were just ornamental on the butterflies.

(d). Which phrase would correctly substitute ‘a chance', in the given sentence from the extract? He also got a chance to work during the summer at the entomology laboratory of the Walter Reed Army Institute of Research. (CBSE SQP 2023)
Answer: an opportunity

Extract 10

(a). State any one inference about Ebright's mother from the given context: If he didn’t have things to do, I found work for him — not physical work, but learning things.
Answer: Ebright’s mother was a caring and dedicated parent who valued learning and kept her son mentally engaged.

(b). Which phrase would correctly substitute ‘migrate', in the given sentence from the extract? That book which told how monarch butterflies migrate to central America.
Answer: travel seasonally from one region to another

(c). State TRUE or FALSE: None of the terms (1)-(3) below, can be applied to the question - How did the book, "The Travels of Monarch X," impact Ebright's interest in science and his subsequent achievements? (1) It sparked his fascination with bird migration. (2) It encouraged him to pursue a career in writing. (3) It ignited his curiosity about the natural world and butterflies.
Answer: False. Term (3) can be applied, as the book did ignite his curiosity about the natural world and butterflies.

(d). Analyse the significance of providing children with opportunities for intellectual stimulation and learning, as shown by Ebright's mother.
Answer: Ebright’s mother kept him busy with learning activities, took him on trips and bought him telescopes, microscopes and cameras. She also gave him the book ‘The Travels of Monarch X’, which opened the world of science to him. Such opportunities fed his curiosity and laid the foundation of his success as a scientist.

Extract 11

(a). “It was the first time this important scientific journal had ever published the work of college students.’ This statement implies that ________
(a) The scientific journal had published such work earlier.
(b) The work of college students was so important that it was given space in this scientific journal.
(c) It was a very common thing for the scientific journal.
(d) A large number of college students were engaged in research.
Answer: (b) The work of college students was so important that it was given space in this scientific journal.

(b). ‘Making the big leagues and hitting a home run at first time’ has been compared to Richard Ebright’s ________.
(a) batting skills in a baseball game.
(b) making great achievements in life.
(c) research paper getting published at a young age.
(d) achievements in the college.
Answer: (c) research paper getting published at a young age.

(c). Select the option listing Ebright’s characteristics, as revealed in the extract: 1. naïve 2. brilliant 3. prodigy 4. a great scientist 5. kind
(a) (2) and (3)
(b) Only (5)
(c) (2), (3) and (4)
(d) Only (2)
Answer: (c) (2), (3) and (4)

(d). Select the most appropriate option based on (1) and (2). (1) Ebright had started the research work at a young age. (2) His research started with the butterflies.
(a) (2) is true and (1) is false.
(b) (1) is the cause for (2).
(c) (2) is the result for (1).
(d) (2) is false and (1) is true.
Answer: (b) (1) is the cause for (2).

(e). The phrase hitting the home run suggests that Ebright ..………….
(a) hit the ball for the first time.
(b) made run in first ball
(c) got success at the first attempt.
(d) hit the target to get the run.
Answer: (c) got success at the first attempt.

Extract 12

(a). ‘… he entered a county science fair – and lost.’ Here, being lost means _____.
(a) lost in the fair.
(b) lost his mind.
(c) lost the concept of science.
(d) understood the real meaning of science.
Answer: (d) understood the real meaning of science.

(b). What do we get to know about Ebright when he says the following? It was really a sad feeling to sit there and not get anything while everybody else had won something.” Choose one from the following to answer:
(a) He is proud of his experiment.
(b) He is struggling to do an experiment.
(c) He is unsure of other’s work.
(d) He was dissatisfied with his presentation.
Answer: (d) He was dissatisfied with his presentation.

(c). Select the most appropriate option for (1) and (2). (1) Participating in the county science fair had opened the world of science for Ebright . (2) Doing real experiments was required to win the prize.
(a) (1) is true and (2) is false.
(b) (2) is the opposite of (1).
(c) (2) furthers the meaning of (1).
(d) Both (1) and (2) are not inferred form the extract.
Answer: (c) (2) furthers the meaning of (1).

(d). Select the suitable word from the extract to complete the following: triumph: victory: : clue : _______
(a) real
(b) hint
(c) lost
(d) neat
Answer: (b) hint

(e). Choose the option listing Ebright’s qualities as depicted by the above extract. 1. quick learner 2. naive 3. competitive 4. liberal 5. conceited
(a) 1, 3
(b) 3, 5
(c) 1, 2
(d) 4, 5
Answer: (a) 1, 3

Extract 13

(a). ‘… give that extra efforts’ refers to Ebright’s quality of being________.
(a) disciplined
(b) perseverant
(c) casual
(d) systematic
Answer: (b) perseverant

(b). When Mr. Weiherer called Ebright competitive ‘but not in bad sense’, he meant that Ebright _________.
(a) wanted to compete fairly.
(b) always wanted to win.
(c) felt bad at not winning.
(d) discouraged to participate.
Answer: (a) wanted to compete fairly.

(c). Select the most appropriate option for (1) and (2). (1) Ebright worked equally hard to prepare a debate as he did for his research. (2) He did his research to prove himself the best.
(a) (1) is true and (2) is false.
(b) (2) is the opposite of (1).
(c) (1) furthers the meaning of (2).
(d) Both (1) and (2) cannot be inferred from the extract.
Answer: (a) (1) is true and (2) is false.

(d). Select the option which displays an example of ‘winning for winning’s sake’.
(a) Radhika scored the highest marks by using unfair means in the exams.
(b) Manu worked hard to get the highest marks.
(c) Ravi studied as usual during examination.
(d) Lata was less worried about her performance in the exams.
Answer: (a) Radhika scored the highest marks by using unfair means in the exams.

(e). From the options given below, identify Mr. Weiherer’s tone in the extract: 1. proud 2. admiring 3. hurt 4. pleased 5. unsure
(a) 2 and 3
(b) 3 and 5
(c) 1, 2, and 4
(d) 1 and 4
Answer: (c) 1, 2, and 4

Extract 14

(a). Choose the answer that lists the correct statements about Ebright.
(a) Ebright had a driving curiosity. Ebright had a dull mind. His mother discouraged him.
(b) Ebright had a driving curiosity. Ebright had a bright mind. His mother encouraged him.
(c) Ebright had a driving curiosity. Ebright had a lazy mind. His mother encouraged him.
(d) Ebright did not have a driving curiosity. Ebright had a bright mind. His mother never encouraged him.
Answer: (b) Ebright had a driving curiosity. Ebright had a bright mind. His mother encouraged him.

(b). Which of the following qualities did he possess?
(a) Lazy mind
(b) Bright mind
(c) Foolish mind
(d) Anxious mind
Answer: (b) Bright mind

(c). How did his mother encourage his interest in learning?
(a) By getting scientific instruments.
(b) By getting movie tickets.
(c) By taking him to parks.
(d) By giving him practical tasks.
Answer: (a) By getting scientific instruments.

(d). In which of the following was he most interested in?
(a) Animals
(b) Birds
(c) Butterflies
(d) Ants
Answer: (c) Butterflies

(e). Which of the following is a synonym for the word ‘curiosity’?
(a) Inquisitive
(b) Ambitious
(c) Indifferent
(d) Instructive
Answer: (a) Inquisitive

Extract 15

(a). Which project was Ebright working on?
Answer: Ebright was building a device to show that the tiny spots on a monarch pupa produce hormones necessary for a butterfly’s development and are not just ornamental.

(b). How did Ebright win the third prize for Zoology?
Answer: Ebright’s project of building a device to show how tiny spots on pupa produce necessary hormones, led him to win the first place in county fair and an entry in International Science and Engineering Fair, where he won the third place for Zoology.