CBSE Class 1 NSO Olympiad MCQs with Answers Set 01

Logical Reasoning

Question. There are ______ less squares than triangles in the given figure.

A. 10
B. 9
C. 8
D. 7
Answer : A

Question. _____ is the next figure in the given figure pattern.

Answer : D

Question. If

Answer : C

Question. At what time

A. Evening
B. Night
C. Afternoon
D. Morning
Answer : B

Question. ____ is the tallest tree.

A. P
B. Q
C. R
D. S
Answer : C

Question. There are _____ equal groups of 2 triangles in given figure.

A. 4
B. 6
C. 8
D. 10
Answer : A

Question. Identify the shapes marked as a, b and c.

Answer : B

Question. Identify the missing number in the given number pattern.

A. 11
B. 13
C. 12
D. 10
Answer : A

Question. ______ boys are on the left side of the girl in red hairband.

A. 3
B. 2
C. 4
D. 1
Answer : A

Question. ______ is the thickest brick and ______ is the thinnest brick.

A. Q, R
B. P, R
C. P, Q
D. S, P
Answer : D

Science

Question. Unscramble the given words to find out the animal which lives in water only.
A. ORFG
B. NIALS
C. SHEOAERS
D. RUTTEL
Answer : C

Question. Select the correct option regarding the given statements made by Amit and Ajay.

A. Amit is correct but Ajay is incorrect.
B. Amit is incorrect but Ajay is correct.
C. Both Amit and Ajay are correct.
D. Both Amit and Ajay are incorrect.
Answer : A

Question. How many legs does a spider have?
A. 4
B. 6
C. 8
D. 10
Answer : C

Question. Which of these features will help us to identify the male lion easily?
A. It lives in a den.
B. It has a mane.
C. It runs very fast.
D. It kills and eats other animals.
Answer : B

Question. To use the objects X and Y, which of these senses are most needed?

A. Sight and Taste
B. Hearing and Smell
C. Sight and Touch
D. Touch and Smell
Answer : C

Question. Which part of a corn plant is used to make popcorns?
A. Seeds
B. Fruits
C. Flowers
D. Leaves
Answer : A

Question. Which of the following is not a fruit?

Answer : C

Question. Match the animals to the food they eat/drink and select the correct option.
    Animals     Food
a. Lion          1. Milk
b. Cat           2. Hay
c. Cow         3. Nuts
d. Squirrel    4. Meat
A. a-4, b-1, c-2, d-3
B. a-1, b-3, c-2, d-4
C. a-4, b-3, c-1, d-2
D. a-2, b-3, c-1, d-4
Answer : A

Question. Amongst the shown children, which of them follow good habits and bad habits?

Good habits         Bad habits
A. 1, 2, 5                 3, 4, 6
B. 2, 3, 6                 1, 4, 5
C. 2, 5, 6                 1, 3, 4
D. 1, 3, 4                 2, 5, 6
Answer : C

Question. Day and night are caused by the __________.

A. Rotation of Earth about its axis
B. Revolution of Earth around the Sun
C. Revolution of Moon around the Earth
D. Revolution of Moon about its axis
Answer : A

Question. What is the correct difference between herbs and shrubs?
                  Herbs                                                    Shrubs
A. They cannot stand erect on their own            They stand erect
B. They have soft and green stems                    They have hard and woody stems
C. They live for several years                             They live for few months
D. Rose and jasmine are herbs                           Mint and wheat are shrubs
Answer : B

Question. Which part of the seed grows first during germination?

A. W
B. X
C. Y
D. Z
Answer : D

Question. Sushant sets up an experiment as shown here.
He is trying to find out if the mouse needs _________ to survive.

A. Air
B. Light
C. Food
D. Water
Answer : A

Question. How would you feel if you enter in a bathroom after someone has just finished taking a hot shower?
A. Cold and humid
B. Warm and humid
C. Cold and dry
D. Warm and dry
Answer : B

Question. In the given diagram, X represents the food that comes from plants and Y represents the food that comes from animals. Which of these foods could be listed in Z?

A. Cheese
B. Chicken
C. Chapati
D. Egg roll
Answer : D

Question. Which of these needs air?

A. 1 and 3
B. 2 and 3
C. 4 only
D. 1, 2, 3 and 4
Answer : B

Question. Which diagram shows the shadow of a tree at noon?

Answer : C

Question. Identify the seasons in which the given activities are most likely done and select the correct option.

Answer : B

Question. Aarti : Mom, please come here fast, Adi is bleeding too much.
Which body part did Aarti most likely used to know the condition of Adi?
A. Ears
B. Nose
C. Eyes
D. Tongue
Answer : C

Question. The windsock shown in the picture indicates that the wind is moving towards ______.

A. North
B. South
C. West
D. East
Answer : C

ACHIEVERS SECTION

Question. Refer the given figure showing road safety rules.

How many mistakes are there in safety rules?
A. Two
B. Three
C. One
D. Five
Answer : B

Question. Which among the following are creepers?

A. 1, 2, 3
B. 4, 5
C. 1, 4, 5
D. 1, 2, 3, 4 and 5
Answer : B

Question. X and Y are two heavenly bodies. Identify them and select the correct option regarding them.

A. X is the natural satellite of the Earth.
B. Y is the star at the centre of solar system.
C. Earth revolves around X.
D. Y revolves around X.
Answer : C

Question. How many names of animals are hidden in the given word grid?

A. 6
B. 8
C. 9
D. 10
Answer : D

Question. Richa did an activity as shown here. She observed bubbles coming out of the glass.
What does this activity show?

A. The empty glass is filled with air.
B. Water displaces air in the glass.
C. Air comes out of the water in the form of bubbles.
D. All of these
Answer : D