Biodiversity and Conservation — Page 2 | NEET Biology

Q11

Which one of the following is related to Exsitu conservation of threatened animals and plants?

A Biodiversity hot spots

B Amazon rainforest

C Himalayan region

D Wildlife safari parks

Correct Answer

Option D

Solution

(d) Ex-situ conservation includes zoological parks and botanical gardens.

Q12

All of the following are included in ex-situ conservation except

A Wildlife safari parks

B Sacred groves

C Seed banks

D Botanical gardens

Correct Answer

Option B

Solution

(b) Sacred groves is in-situ conservation.

Q13

Sacred groves are specially useful in

A preventing soil erosion.

B year-round flow of water in rivers.

C generating environmental awareness.

D conserving rare and threatened species.

Correct Answer

Option D

Solution

(d) Sacred groves act as an ideal centre for biodiversity conservation.

Q14

One of the most important functions of botanical gardens is that

A they provide a beautiful area for recreation

B one can observe tropical plants there

C they allow ex-situ conservation of germ plasm

D they provide the natural habitat for wildlife

Correct Answer

Option C

Solution

(c) Botanical garden is one of the method of ex-situ conservation.

Q15

Which of the following is the most important cause for animals and plants being driven to extinction?

A Habitat loss and fragmentation

B Drought and floods

C Economic exploitation

D Alien species invasion

Correct Answer

Option A

Solution

(a) Habitat loss and fragmentation are the most important cause for animals and plants being driven to extinction.

Q16

Which of the following regions of the globe exhibits highest species diversity?

A Madagascar

B Himalayas

C Amazon forests

D Western Ghats of India

Correct Answer

Option C

Solution

(c) The largely tropical Amazon rain forest in South America has the greatest biodiversity on earth.

Q17

The organization which publishes the Red List of species is:

A ICFRE

B IUCN

C UNEP

D WWF

Correct Answer

Option B

Solution

(b) IUCN maintains a red data book.

Q18

A species facing extremely high risk of extinction in the immediate future is called:

A Vulnerable

B Endemic

C Critically endangered

D Extinct

Correct Answer

Option C

Solution

(c) Critically Endangered species face very high risk of extinction in the immediate future.

Q19

The species confined to a particular region and not found elsewhere is termed as:

A Alien

B Endemic

C Rare

D Keystone

Correct Answer

Option B

Solution

(b) Endemic species is confined to a particular area.

Q20

The most important cause of animals and plants being driven to extinction?

A Over-exploitation

B Alien species invasion

C Habitat loss and fragmentation

D Co-extinctions

Correct Answer

Option C

Solution

(c) Habitat destruction is the primary cause of extinction.