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NEET Biodiversity and its Conservation PYQs with Solutions

470 previous year questions from Biodiversity and its Conservation (NEET UG Botany) with answers and solutions. Numbered list, year tags, and one-tap solutions — built for serious JEE / NEET practice.

470 questionsBotany2001–2019Answers + solutions

About Biodiversity and its Conservation PYQs

Biodiversity and its Conservation has 470 previous year questions in the Quantrex Academy NEET UG Botany bank. The 220 questions in this list come from NEET (192), AIIMS (24) and JIPMER (4), spanning 2001 to 2019. Each question opens on its own page with the options, the correct answer and the worked solution where available.

Questions by year (this list)

  • 2019: 1
  • 2016: 1
  • 2015: 1
  • 2014: 3
  • 2013: 4
  • 2012: 4
  • 2011: 1
  • 2010: 1
  • 2009: 1
  • 2007: 1
  • 2006: 1
  • 2005: 2

Biodiversity and its Conservation questions with solutions

1

Match the following.

AIIMS 2019 Solution View → 2

One of the following statements is incorrect with reference to biodiversity. Identify it.

AIIMS 2016 Solution View → 3

One out of the following is not responsible for biodiversity loss.

AIIMS 2015 Solution View → 4

The total number of biodiversity hotspots in the world are

AIIMS 2014 Solution View → 5

Which of the following statements is not true?

AIIMS 2014 Solution View → 6

Newly formed Biosphere Reserve of India (2013) is

JIPMER 2014 Solution View → 7

India is one of the twelve megadiversity countries with of genetic resources of the world.

AIIMS 2013 Solution View → 8

Assertion : Now-a-days, the biodiversity is declining with an accelerated rate. Reason : Exotic species are considered to be a major cause of extinction of species.

AIIMS 2013 Solution View → 9

Select the incorrect statement.

JIPMER 2013 Solution View → 10

Which of the following species are restricted to an area?

JIPMER 2013 Solution View → 11

Assertion : There are 34 biodiversity hotspots in the world. Reason : High level of species richness is a criteria for selection of a biodiversity hotspot.

AIIMS 2012 Solution View → 12

Which one has the largest species variety in India?

AIIMS 2012 Solution View → 13

Dust, oolong and brick are varieties of

AIIMS 2012 Solution View → 14

Core zone, buffer zone and manipulation zone are found in

JIPMER 2012 Solution View → 15

Which of the following is best method of germplasm conservation ?

AIIMS 2011 Solution View → 16

Which of the following has highest diversity in India?

AIIMS 2010 Solution View → 17

National bird of India is

AIIMS 2009 Solution View → 18

Which part of the world has a high density of organism?

AIIMS 2007 Solution View → 19

Biosphere reserves differ from National Parks and Wildlife sanctuaries because in the former

AIIMS 2006 Solution View → 20

Which one of the following pairs of geographical areas show maximum biodiversity in our country?

AIIMS 2005 Solution View → 21

One of the ex situ conservation methods for endangered species is

AIIMS 2005 Solution View → 22

Which one of the following is a pair of endangered species?

AIIMS 2004 Solution View → 23

The Great Barrier Reef along the east coast of Australia can be categorised as

AIIMS 2004 Solution View → 24

If the Bengal Tiger becomes extinct

AIIMS 2004 Solution View → 25

The map given below indicates the former and the present distribution of an animal: Which animal could it be:

AIIMS 2003 Solution View → 26

Assertion : Tropical rain forests are disappearing fastly from developing countries such as India. Reason : No value is attached to these forests because these are poor in

AIIMS 2003 Solution View → 27

Assertion : Among the land animals, the Cheetah can run fastest over the ground. Reason : The Cheetah uses its powerful forelimbs to push itself forward during running.

AIIMS 2001 Solution View → 28

The sphere of living matter together with water, air and soil on the surface of earth is called

AIIMS 2001 Solution View → 29

How many species of ants are estimated to exist on Earth?

NEET Solution View → 30

What is the primary focus of ecologists and evolutionary biologists in regards to the diversity of life on Earth?

NEET Solution View → 31

How does the diversity of life on Earth affect the biosphere?

NEET Solution View → 32

What is the main source of fascination for humans regarding the diversity of life on Earth?

NEET Solution View → 33

How do humans benefit from the diversity of life on Earth?

NEET Solution View → 34

What is Biodiversity?

NEET Solution View → 35

What is Genetic Diversity?

NEET Solution View → 36

What is Species Diversity?

NEET Solution View → 37

How many genetically different strains of rice does India have?

NEET Solution View → 38

What is the active chemical produced by the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges?

NEET Solution View → 39

How many varieties of mango does India have?

NEET Solution View → 40

Why is diversity important to the biosphere?

NEET Solution View → 41

What is ecological diversity?

NEET Solution View → 42

How long has it taken for nature to accumulate its rich diversity?

NEET Solution View → 43

Why is biodiversity and its conservation important?

NEET Solution View → 44

What could happen if the present rates of species losses continue?

NEET Solution View → 45

Why is biodiversity and its conservation now an environmental issue of international concern?

NEET Solution View → 46

What is the definition of biodiversity popularised by the sociobiologist Edward Wilson?

NEET Solution View → 47

What is the total number of plant and animal species described according to the International Union for Conservation of Nature and Natural Resources (IUCN)?

NEET Solution View → 48

How many species on Earth are yet to be discovered and described?

NEET Solution View → 49

Which countries have more complete species inventories?

NEET Solution View → 50

Where are the overwhelmingly large proportion of species waiting to be discovered located?

NEET Solution View → 51

How do biologists make a gross estimate of the total number of species on Earth?

NEET Solution View → 52

What is the most conservative and scientifically sound estimate of the global species diversity?

NEET Solution View → 53

How long did it take for the rich diversity in nature to accumulate?

NEET Solution View → 54

Why is biodiversity and its conservation a vital environmental issue of international concern?

NEET Solution View → 55

What is the estimate made by Robert May about the total number of species on earth?

NEET Solution View → 56

How many plant and animal species have been described so far according to IUCN (2004)?

NEET Solution View → 57

What percent of all species recorded are animals?

NEET Solution View → 58

Which is the most species:rich taxonomic group among animals?

NEET Solution View → 59

What is the number of fungi species in the world compared to the combined total of species of fishes, amphibians, reptiles and mammals?

NEET Solution View → 60

What percent of the total are plants (including algae, fungi, bryophytes, gymnosperms and angiosperms)?

NEET Solution View → 61

Out of every 10 animals on earth, how many are insects?

NEET Solution View → 62

What percent of the total are insects among animals?

NEET Solution View → 63

How many prokaryotic species might there be according to biologists?

NEET Solution View → 64

What is India's share of the global species diversity?

NEET Solution View → 65

How many species of plants have been recorded from India?

NEET Solution View → 66

How many species of animals have been recorded from India?

NEET Solution View → 67

What percentage of total species have been recorded according to May's global estimates?

NEET Solution View → 68

How many plant species might there be yet to be discovered and described in India?

NEET Solution View → 69

How many animal species might there be yet to be discovered and described in India?

NEET Solution View → 70

Is it possible to complete the inventory of the biological wealth of India?

NEET Solution View → 71

What is the general pattern of species diversity in the world?

NEET Solution View → 72

What is the most well:known pattern in diversity of animals and plants?

NEET Solution View → 73

Where is the highest species diversity found in the world?

NEET Solution View → 74

How many species of birds does Colombia have?

NEET Solution View → 75

How many species of birds does India have?

NEET Solution View → 76

How many species of vascular plants are found in a tropical region forest compared to a temperate region forest of equal area?

NEET Solution View → 77

What is the greatest biodiversity on earth?

NEET Solution View → 78

How many insect species might be waiting to be discovered and named in the Amazonian rain forest?

NEET Solution View → 79

What is the main reason for the uneven distribution of plant and animal diversity in the world?

NEET Solution View → 80

Which region has the greatest biodiversity on earth?

NEET Solution View → 81

What is the main reason for the diversity of species in tropical latitudes compared to temperate regions?

NEET Solution View → 82

How does the environment in tropical latitudes contribute to species diversity?

NEET Solution View → 83

What is the contribution of solar energy to the diversity of species in tropical latitudes?

NEET Solution View → 84

What is the impact of frequent glaciations in temperate regions on species diversity?

NEET Solution View → 85

What is the relationship between the constant environment in tropical latitudes and species diversity?

NEET Solution View → 86

What is the main factor contributing to the diversity of species in the Amazonian rain forest?

NEET Solution View → 87

What does the equation log S = log C + Z log A represent?

NEET Solution View → 88

What is the range of Z values according to the species:area relationship analysis?

NEET Solution View → 89

How does the slope of the regression line for species richness and area change for larger areas like continents?

NEET Solution View → 90

What is the relationship between species richness and area for different taxa, according to Alexander von Humboldt's observations?

NEET Solution View → 91

What is the relationship between species richness and area on a logarithmic scale?

NEET Solution View → 92

What is the main goal of a stable community?

NEET Solution View → 93

What did David Tilman's experiments conclude about the relationship between species richness and ecosystem health?

NEET Solution View → 94

What is the perspective towards species extinction?

NEET Solution View → 95

What is the 'rivet popper hypothesis'?

NEET Solution View → 96

What is the main conclusion from the following options?

NEET Solution View → 97

What is the relationship between species richness and total biomass?

NEET Solution View → 98

How does species richness affect year:to:year variation in total biomass according to Tilman's long:term ecosystem experiments?

NEET Solution View → 99

How does species richness affect the productivity of an ecosystem according to Tilman's experiments?

NEET Solution View → 100

What is the "rivet popper hypothesis"?

NEET Solution View → 101

What is the cause of the rapid decline in the biological wealth of earth?

NEET Solution View → 102

How many species have gone extinct in the last 500 years according to the IUCN Red List (2004)?

NEET Solution View → 103

Which species are facing the threat of extinction globally?

NEET Solution View → 104

How fast are species going extinct in the current episode of extinction compared to previous episodes?

NEET Solution View → 105

Which groups of species are more vulnerable to extinction?

NEET Solution View → 106

What is the estimate of the number of species that might be wiped out in the next 100 years if the present trends continue?

NEET Solution View → 107

What is the difference between the current episode of extinction and previous episodes?

NEET Solution View → 108

What do fossil records teach us about the history of life on earth?

NEET Solution View → 109

What is the most important cause of animal and plant extinction?

NEET Solution View → 110

What is the main cause of the accelerated rates of species extinctions?

NEET Solution View → 111

What is the impact of biodiversity loss in a region?

NEET Solution View → 112

What is the name given to the four major causes of biodiversity loss?

NEET Solution View → 113

What is the main cause of habitat loss and fragmentation?

NEET Solution View → 114

How much of the earth's land surface do tropical rainforests currently cover?

NEET Solution View → 115

What is the potential impact on migratory animals when large habitats are fragmented?

NEET Solution View → 116

What is the potential outcome of the continued destruction of the Amazon rainforest?

NEET Solution View → 117

What is the main reason behind Steller's sea cow and passenger pigeon extinction?

NEET Solution View → 118

What is causing the decline of commercially important species of marine fish populations around the world?

NEET Solution View → 119

What is the main reason behind the extinction of more than 200 species of cichlid fish in Lake Victoria in east Africa?

NEET Solution View → 120

What is the threat posed to indigenous catfishes in our rivers by the illegal introduction of the African catfish Clarias gariepinus?

NEET Solution View →
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