NEET | Biodiversity and Conservation | Medium Level Online Test

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Each question carries 4 scores. For each incorrect response, 1 score will be deducted.

Question 1

Who popularized the term ‘biodiversity’?

(a) Robert May (b) Edward Wilson (c) Humboldt (d) Borlaug

Question 2

Choose the right one which denotes genetic diversity in correct sequence.

(a) Nucleotides - Genes - Chromosomes - Individuals - Populations (b) Chromosomes - Nucleotides - Genes - Individuals - Populations (c) Populations - Individuals - Chromosomes - Nucleotides - Genes (d) Genes - Nucleotides - Chromosomes - Individuals - Populations

Question 3

Deserts, forests, alpine meadows etc. are examples for

(a) Diversity at genetic level (b) Diversity at species level (c) Diversity at ecosystem level (d) All of these

Question 4

Diversity of the habitats over the landscape or geographical area is called

(a) Alpha diversity (b) Beta diversity (c) Gamma diversity (d) Species diversity

Question 5

According to IUCN (2004) the number of species described so far is

(a) 15 million (b) 1.5 million (c) 15 billion (d) 1.5 billion

Question 6

Find out the false statement related with species richness of the world.

(a) There are more than 20,000 species of ants and 3,00,000 species of beetles (b) There are more than 28,000 species of fishes and nearly 20,000 species of orchids (c) Tropical forest region like Equador has up to 10 times of vascular plant species as compared to a temperate forest region like the Midwest of USA (d) Number of fungi species is less than the combined total of the species of fishes, amphibians, reptiles & mammals

Question 7

Given here is a pie chart representation of the extent of global diversity of invertebrates. What groups the four portions (A-D) represent respectively?

(a) A- Insects, B- Molluscs, C- Crustaceans, D- Other animal groups (b) A- Insects, B- Crustaceans, C- Other animal groups, D- Molluscs (c) A- Crustaceans, B- Insects, C- Molluscs, D- Other animal groups (d) A- Molluscs, B- Other animal groups, C- Crustaceans, D- Insects

Question 8

Biologists are not sure about total number of many prokaryotic species because

(a) Conventional taxonomic methods are not suitable for identifying microbial species. (b) In laboratory, many species cannot be cultured. (c) Biochemical or molecular criteria for delineating prokaryotic species is not widely accepted. (d) All the above

Question 9

Latitudinal range of tropics is

(a) 20.5° N to 20.5° S (b) 23.5° N to 23.5° S (c) 33.5° N to 33.5° S (d) 43.5° N to 43.5° S

Question 10

The relation between species richness and area is describes on a logarithmic scale by the equation

(a) Log S = log C – Z log A (b) Log S = Z log A (c) Log S = log C + Z log A (d) Log S = log C

Question 11

Species richness is highest in tropics because

(a) Tropics had more evolutionary time (b) Tropics has relatively constant environment (c) Tropics gets more solar energy (d) All the above

Question 12

Rivet Popper Hypothesis is proposed by

(a) Paul Ehrlich (b) Humboldt (c) David Tilman (d) Robert May

Question 13

Based on Rivet Popper Hypothesis, honeybees can be compared to

(a) Rivets on the seats of airplane (b) Rivets on the windows of airplane (c) Rivets on the wings of airplane (d) Passenger in airplane

Question 14

IUCN Red List (2004) documents extinction of …… species

(a) 1200 (b) 784 (c) 338 (d) 359

Question 15

Stellar’s sea cow, passenger pigeon etc. are extinct mainly due to

(a) Alien species invasion (b) Over exploitation (c) Co-extinction (d) Habitat loss

Question 16

Which of the following is not ‘The Evil Quartet’?

(a) Habitat loss (b) Over exploitation (c) Co-extinction (d) Drought

Question 17

Example for co-extinction is

(a) Extinction of Didus ineptus (b) Extinction of parasites (c) Extinction of pollinator (d) All of these

Question 18

The ecosystem service that gives aesthetic value is

(a) Ecotourism, bird-watching, gardening, pet keeping, wildlife etc. (b) Maintenance of gaseous composition of atmosphere (c) Climate control, natural pest control, pollination etc. (d) Purification of water and nutrient cycling

Question 19

What is true about biosphere reserves?

(a) Wild populations are protected (b) Native tribal are protected (c) Cultivated plants and domesticated animals are protected (d) All the above are protected

Question 20

In a biosphere reserves, 1. Core zone 2. Buffer zone and 3. Transition (manipulation) zone represent

(a) 1. No human activity 2. Limited human activity 3. Full human activity without ecological disturbance (b) 1. Limited human activity 2. No human activity 3. Full human activity without ecological disturbance (c) 1. Full human activity without ecological disturbance 2. No human activity 3. Limited human activity (d) 1. Full human activity without ecological disturbance 2. Limited human activity 3. No human activity

Question 21

Vulnerable taxon means

(a) Facing a very high risk of extinction in the wild in the immediate future (b) Facing a very high risk of extinction in the wild in the near future (c) Facing a high risk of extinction in the wild in the medium-term future (d) All of the above

Question 22

Which of the following is not broadly utilitarian argument?

(a) Pollination (b) Provision of oxygen (c) Provision of food (d) Intrinsic value of species

Question 23

Odd man out.

(a) National park (b) Sanctuaries (c) Zoological park (d) Sacred forest

Question 24

Number of hotspots in world

(a) 3 (b) 34 (c) 112 (d) 96

Question 25

The Earth Summit (1992) was conducted in

(a) Johannes Berg (b) Rio de Jeneiro (c) Washington (d) Paris

Question 26

Example for alien species invasion

(a) Nile perch (b) Parthenium (c) Eicchornia (d) All of these

Question 27

Number biosphere reserves in India

(a) 14 (b) 90 (c) 448 (d) 22

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