XII: Chapter 15- Biodiversity and conservation

Question 1

Which sociobiologist popularised the term ecology?

Answer 1

Edward Wilson

Question 2

What is the share of India to the global species diversity?

Answer 2

8.1%

Question 3

How many mega diverse countries are present in the world?

Answer 3

12

Question 4

How many plant and how many animals species are yet to be discovered in India?

Answer 4

One million plant species and 3 million animal species

Question 5

How many species of birds does Colombia have?

Answer 5

1400 species

Question 6

How many species of birds does New York have?

Answer 6

105

Question 7

How many species of birds does Greenland have?

Answer 7

56

Question 8

How many species of birds does India have?

Answer 8

1200

Question 9

How many species of plants does Amazon rainforest have?

Answer 9

40,000

Question 10

How many species of fishes does Amazon rainforest have?

Answer 10

3000

Question 11

How many species of birds does Amazon rainforest have?

Answer 11

1,300

Question 12

How many species of mammals does Amazon rainforest have?

Answer 12

427

Question 13

How many species of amphibians does Amazon rainforest have?

Answer 13

427

Question 14

How many species of reptiles does Amazon rainforest have?

Answer 14

378

Question 15

How many species of invertebrates does Amazon rainforest have?

Answer 15

> 125000

Question 16

WHat is the equation of species area curve ?

Answer 16

logS = Log C + Z logA

Question 17

What is the range of the value of Z in the species are curve?

Answer 17

0.1 to 0.2

But in case of very large areas like entire continents- 0.6 to 1.2

Question 18

What is the slope of frugivorous birds and mammals in tropical forests of different continents?

Answer 18

1.15

Question 19

The rivet popper hypothesis was given by

Answer 19

Paul Ehrlich

Question 20

Quagga was an animal that went extinct from which place?

Answer 20

Africa

Question 21

Thylacine which went extinct was native to which country?

Answer 21

Australia

Question 22

Steller’s sea cow which went extinct was native to which country?

Answer 22

Russia

Question 23

Which subspecies of tiger have gone extinct?

Answer 23

Bali, Javan, Caspian

Question 24

The last twenty years have witnessed the disappearance of how many species?

Answer 24

27

Question 25

How many species are currently facing extinction?

Answer 25

``` >15500 12% bird species 23 % mammal species 32% amphibian species 31% gymnosperm species ```

Question 26

How many mass extinctions have occurred till now?

Answer 26

5

Question 27

The tropical rainforests have decreased in land cover from ___1___ to __2___.

Answer 27

1- 14% | 2- 6%

Question 28

The nile perch introduced in Lake Victoria in East Africa led to the extinction of

Answer 28

200 species of cichlid

Question 29

What percent of drugs currently sold are derived from plants?

Answer 29

25%

Question 30

How many plant species contribute to traditional medicines used by native people around the world?

Answer 30

25,000

Question 31

How many biological hotspots were initially identified and now their number have been increased to?

Answer 31

25 initially | 34 at present

Question 32

What is the percent land cover of total earth's land area that biological hotspots cover?

Answer 32

2%

Question 33

How many biosphere reserves, national parks and wildlife sanctuaries does India have (according to NCERT)?

Answer 33

14 biosphere reserve 90 national parks 448 wildlife sanctuaries

Question 34

When was the Earth summit organised? Where was it held?

Answer 34

1992 | RIo de Janeiro

Question 35

When was the World summit organised? Where was it held?

Answer 35

2002 | JOhannesburg, South Africa

Question 36

How many countries pledged in the world summit?

Answer 36

190

Question 37

Till when were the goals of world summit to be fulfilled?

Answer 37

2010

Question 38

According to estimates, what percent of total species have been recorded so far?

Answer 38

22%

Question 39

Plants provide oxygen and so they should be protected. This is the approach of which utilitarian ideology?

Answer 39

Broadly utilitarian

Question 40

Strict protection of biological hotspots can decrease the ongoing mass exteinction by

Answer 40

30%

Question 41

Which is the largest wildlife sactuary in India?

Answer 41

Great Indian Bustard sanctuary

Question 42

Keoladeo ghana bird sanctuary is located in

Answer 42

Bharatpur

Question 43

Annamali sanctuary is present in

Answer 43

Coimbatore

Question 44

Chilika lake bird sanctuary is located in

Answer 44

Odisha

Question 45

Nanda devi national park is in

Answer 45

Uttranchal

Question 46

Nilgiri biosphere is in

Answer 46

Karnataka, Kerala, Tamil Nadu

Question 47

Are activities permitted in buffer zone of biosphere reserve?

Answer 47

Limited activites are allowed

Question 48

Are activities permitted in transition zone of biosphere reserve?

Answer 48

Yes (settlement, farming, etc)

Question 49

When was National Forest Policy revised?

Answer 49

1998

Question 50

When was forest act passed?

Answer 50

1927

Question 51

When was wildlife protection act passed?

Answer 51

1972