NEET Biology Biodiversity and Conservation MCQs Set 10

Multiple Choice Questions (MCQs) for NEET Biology: Biodiversity and Its Conservation

Explore reliable objective questions for Biodiversity and Its Conservation tailored for NEET learners. Utilizing these Biology multiple-choice formats ensures thorough preparation and strengthens problem-solving speed for upcoming school assessments.

Practice Biodiversity and Its Conservation MCQs for NEET Biology

Navigate directly to the 50 objective questions for Biodiversity and Its Conservation using the digital viewer below. Each practice set includes verified answer keys, allowing students to instantly cross-check their work and identify areas requiring further revision.

Multiple Choice Questions

Question 1: Which of the following taxon shows maximum species diversity?
(a) Fishes
(b) Beetles
(c) Ants
(d) Orchids
Show Answer & Explanation

Answer: (b) Beetles

Explanation:
1. The correct option is (2) Beetles.
2. Maximum species diversity is shown by insects (Beetles).

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Beetles.

Question 2: The variation shown by the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges represents
(a) Genetic diversity
(b) Species diversity
(c) Ecological diversity
(d) Community diversity
Show Answer & Explanation

Answer: (a) Genetic diversity

Explanation:
1. The correct option is (1) Genetic diversity.
2. Rouwolfia vomitoria showing genetic diversity.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Genetic diversity.

Question 3: More conservative and scientifically sound estimate made by Robert May places the global species diversity at about
(a) 1.5 million
(b) 7 million
(c) 1.7 million
(d) 17 million
Show Answer & Explanation

Answer: (b) 7 million

Explanation:
1. The correct option is (2) 7 million.
2. Robert May places the global species diversity at about 7-million.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: 7 million.

Question 4: Insects are the most numerous with estimate of
(a) 7 out of 10 invertebrates
(b) 4 out of 10 invertebrates
(c) 7 out of 10 animals
(d) 4 out of 10 animals
Show Answer & Explanation

Answer: (c) 7 out of 10 animals

Explanation:
1. The correct option is (3) 7 out of 10 animals.
2. Insects are the most numerous, i.e., 7, out of 10 animals on earth are insects.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: 7 out of 10 animals.

Question 5: Which of the following group represents minimum species diversity among vertebrates?
(a) Birds
(b) Mammals
(c) Reptiles
(d) Amphibians
Show Answer & Explanation

Answer: (b) Mammals

Explanation:
1. The correct option is (2) Mammals.
2. Minimum species diversity among vertebrates represented by mammals.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Mammals.

Question 6: In global biodiversity of plants, the
(a) Angiosperms represent maximum number
(b) Algae represent the minimum number
(c) Fungi represent the minimum number
(d) Mosses represent the maximum number
Show Answer & Explanation

Answer: (a) Angiosperms represent maximum number

Explanation:
1. The correct option is (1) Angiosperms represent maximum number.
2. In global biodiversity of plants, Fungi has maximum diversity followed by angiosperms.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Angiosperms represent maximum number.

Question 7: Conventional taxonomic methods are not suitable for identifying
(a) Amphibian species
(b) Insect species
(c) Microbial species
(d) Gymnospermic species
Show Answer & Explanation

Answer: (c) Microbial species

Explanation:
1. The correct option is (3) Microbial species.
2. Conventional taxonomic methods are not suitable for identifying the microbial species, because many of them cannot be cultured.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Microbial species.

Question 8: India has ____% of the world’s land area, its share of the global species diversity is an impressive ____% .
(a) 8.1, 2.4
(b) 22, 12
(c) 12, 22
(d) 2.4, 8.1
Show Answer & Explanation

Answer: (d) 2.4, 8.1

Explanation:
1. The correct option is (4) 2.4, 8.1.
2. Land area – 2.4% Global species diversity – 8.1%.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: 2.4, 8.1.

Question 9: What is the approximate ratio of animals and plants species in our country?
(a) 3 : 1
(b) 2:1
(c) 1:3
(d) 1:2
Show Answer & Explanation

Answer: (b) 2:1

Explanation:
1. The correct option is (2) 2:1.
2. (Animals) 2 : 1 (Plants). India has 45,000 plant species and nearly twice animal species.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: 2:1.

Question 10: Select incorrect statement w.r.t. greater biological diversity in tropics (A) Tropical latitudes have remained relatively undisturbed for millions of years and thus had a long evolutionary time for species diversification. (B) Tropical environments are more seasonal and less predictable than temperates. (C) There is more solar energy available which contributes to higher productivity.
(a) (A) & (B)
(b) Only (B)
(c) (B) & (C)
(d) Only (A)
Show Answer & Explanation

Answer: (b) Only (B)

Explanation:
1. The correct option is (2) Only (B).
2. Tropical environment is less seasonal and more constant, thus more predictable.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. Check every option separately before choosing a combined answer.

Question 11: The relationship between species richness (S) and area (A) within a region is described by the equation
(a) log S = log A + Z log C
(b) log S = log C + Z log A
(c) log C = log A + S log A
(d) log C = log S + Z log A
Show Answer & Explanation

Answer: (b) log S = log C + Z log A

Explanation:
1. The correct option is (2) log S = log C + Z log A.
2. Species richness (S) Area (A) log S = log C + Z log A.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: log S = log C + Z log A.

Question 12: Species-area relationships among very large areas like the entire continents the Z values in the range of
(a) 0.1 to 0.2
(b) 1.15
(c) 0.3 to 0.6
(d) 0.6 to 1.2
Show Answer & Explanation

Answer: (d) 0.6 to 1.2

Explanation:
1. The correct option is (4) 0.6 to 1.2.
2. Value of Z for large areas like for entire content range is 0.6 to 12.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: 0.6 to 1.2.

Question 13: Which of the following ecologist gave ‘rivet popper’ hypothesis?
(a) David Tillman
(b) Alexander Von Humboldt
(c) Robert May
(d) Paul Ehrlich
Show Answer & Explanation

Answer: (d) Paul Ehrlich

Explanation:
1. The correct option is (4) Paul Ehrlich.
2. Rivet Popper hypothesis given by Paul Ehrlich.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Paul Ehrlich.

Question 14: Colonisation of tropical pacific Islands by humans have resulted in extinction of more than _______ species of native birds.
(a) 2000
(b) 7000
(c) 784
(d) 15000
Show Answer & Explanation

Answer: (a) 2000

Explanation:
1. The correct option is (1) 2000.
2. More than 2000 species of native birds became extinct due to colonisation of tropical pacific islands.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: 2000.

Question 15: Match the column I with column II Column I Column II a. Thylacine (i) Russia b. Dodo (ii) Mauritius c. Quagga (iii) Australia d. Steller’s sea cow (iv) Africa
(a) a(ii), b(iii), c(i), d(iv)
(b) a(iv), b(i), c(ii), d(iii)
(c) a(iii), b(iv), c(ii), d(i)
(d) a(iii), b(ii), c(iv), d(i)
Show Answer & Explanation

Answer: (d) a(iii), b(ii), c(iv), d(i)

Explanation:
1. The correct option is (4) a(iii), b(ii), c(iv), d(i).
2. Extinct animals Country Thylacine – Australia Dodo – Mauritius Quagga – Africa Steller’s sea cow – Russia.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. Check every option separately before choosing a combined answer.

Question 16: IUCN Red List (2004) documents the extinction of A species in the last B years.
(a) A – 500, B – 300
(b) A – 784, B – 500
(c) A – 654, B – 500
(d) A – 984, B – 300
Show Answer & Explanation

Answer: (b) A – 784, B – 500

Explanation:
1. The correct option is (2) A – 784, B – 500.
2. A – 784 species, B – 500 years.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. Check every option separately before choosing a combined answer.

Question 17: Loss of biodiversity in a region may lead to all of the following, except
(a) Decline in plant production
(b) Lowered resistance to environment perturbations
(c) Increased variability in certain ecosystem processes
(d) Increased endemism
Show Answer & Explanation

Answer: (d) Increased endemism

Explanation:
1. The correct option is (4) Increased endemism.
2. Loss of biodiversity never increases endemism.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Increased endemism.

Question 18: Presently A % of all mammal species and B % of all gymnosperm species in the world face threat of extinction.
(a) A– 32, B– 12
(b) A– 22, B– 31
(c) A– 23, B– 31
(d) A– 31, B– 23
Show Answer & Explanation

Answer: (c) A– 23, B– 31

Explanation:
1. The correct option is (3) A– 23, B– 31.
2. 23% mammals species and 31% gymnosperm species.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. Check every option separately before choosing a combined answer.

Question 19: The Evil Quartet represents the major causes of
(a) Soil pollution
(b) Inbreeding depression
(c) Biodiversity losses
(d) Air pollution
Show Answer & Explanation

Answer: (c) Biodiversity losses

Explanation:
1. The correct option is (3) Biodiversity losses.
2. The Evil Quartet represents the major cause of biodiversity loss.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Biodiversity losses.

Question 20: Which of the following is the most important cause driving animals and plants to extinction?
(a) Alien species invasions
(b) Co-extinctions
(c) Habitat loss and fragmentation
(d) Over-exploitation
Show Answer & Explanation

Answer: (c) Habitat loss and fragmentation

Explanation:
1. The correct option is (3) Habitat loss and fragmentation.
2. The most important cause to the extinction of both animals and plants is habitat loss and fragmentation.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Habitat loss and fragmentation.

Question 21: Which of the following organisms are badly affected when large habitats are broken up into small fragments due to various human activities?
(a) Mammals requiring small territories
(b) Planktons showing diapause
(c) Animals with migratory habits
(d) Birds requiring small territories
Show Answer & Explanation

Answer: (c) Animals with migratory habits

Explanation:
1. The correct option is (3) Animals with migratory habits.
2. Animals with migratory habits are badly affected by habitat fragmentation.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Animals with migratory habits.

Question 22: Extinction of more than 200 species of cichlid fish in lake Victoria was due to introduction of
(a) African catfish
(b) Nile perch
(c) Clarias gariepinus
(d) Lantana
Show Answer & Explanation

Answer: (b) Nile perch

Explanation:
1. The correct option is (2) Nile perch.
2. The Nile perch is a species of fresh water fish in family Latidae of order Perciformes.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Nile perch.

Question 23: When a host fish species becomes extinct, its unique assemblage of parasites also meets the same fate. It is an example of
(a) Co-extinction
(b) Alien species invasion
(c) Over-exploitation
(d) Habitat loss
Show Answer & Explanation

Answer: (a) Co-extinction

Explanation:
1. The correct option is (1) Co-extinction.
2. When host fish species become extinct, its parasite also faces same fate due to co-extinction. (Biodiversity Conservation).

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: Co-extinction.

Question 24: More than _______% of the drugs currently sold in the market worldwide are derived from plants.
(a) 70
(b) 25
(c) 90
(d) 55
Show Answer & Explanation

Answer: (b) 25

Explanation:
1. The correct option is (2) 25.
2. More than 25% of the total drugs currently sold in market worldwide, derived from plants.

Teacher's Note:
1. Link this question to the matching NCERT topic and revise it.
2. The point to remember: 25.

Free study material for Biology

Biodiversity and Its Conservation Objective Questions & Solutions for NEET Biology

Download Multiple Choice Questions: Biodiversity and Its Conservation (NEET Biology)

Test your conceptual understanding of Biodiversity and Its Conservation with these targeted multiple-choice questions. Designed in alignment with the latest NEET curriculum for NEET Biology, these problem sets build accuracy and prepare students for objective exams.

Concept Clarification for Biodiversity and Its Conservation

Built using the official NCERT book for NEET, these Biology objective sets provide reliable academic guidance. Pair your practice with our recommended NCERT solutions to master optimal problem-solving approaches.

Additional Study Resources for NEET Biology

Follow up your worksheet practice by attempting the interactive online Biology MCQ test for this chapter to evaluate your execution speed. All platform resources are free to access.

FAQs

Where can I access latest NEET Biology Biodiversity and Conservation MCQs Set 10?

You can get most exhaustive NEET Biology Biodiversity and Conservation MCQs Set 10 for free on StudiesToday.com. These MCQs for NEET Biology are updated for the 2026-27 academic session as per NEET examination standards.

Are Assertion-Reasoning and Case-Study MCQs included in the Biology NEET material?

Yes, our NEET Biology Biodiversity and Conservation MCQs Set 10 include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the NEET paper is now competency-based.

How do practicing Biology MCQs help in scoring full marks in NEET exams?

By solving our NEET Biology Biodiversity and Conservation MCQs Set 10, NEET students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Biology.

Do you provide answers and explanations for NEET Biology Biodiversity and Conservation MCQs Set 10?

Yes, Biology MCQs for NEET have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused NEET exams.

Can I practice these Biology NEET MCQs online?

Yes, you can also access online interactive tests for NEET Biology Biodiversity and Conservation MCQs Set 10 on StudiesToday.com as they provide instant answers and score to help you track your progress in Biology.