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NCERT Solutions for Class 12 Biology Chapter 15
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NCERT Solutions for Class 12 Biology Chapter 15
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106 BIOLOGY, EXEMPLAR PROBLEMSCHAPTER 15
BIODIVERSITY AND CONSERVATION
MULTIPLE-CHOICE QUESTIONS
1. Which of the following countries has the highest biodiversity?
a. Brazil
b. South Africa
c. Russia
d. India
2. Which of the following is not a cause for loss of biodiversity?
a. Destruction of habitat
b. Invasion by alien species
c. Keeping animals in zoological parks
d. Over-exploitation of natural resources
3. Which of the following is not an invasive alien species in the Indian
context?
a. Lantana
b. Cynodon
c. Parthenium
d. Eichhornia
4. Where among the following will you find pitcher plant?
a. Rain forest of North-East India
b. Sunderbans
c. Thar Desert
d. Western Ghats
5. Which one of the following is not a major characteristic feature of
biodiversity hot spots?
a. Large number of species
b. Abundance of endemic species
c. Large number of exotic species
d. Destruction of habitat
, BIODIVERSITY AND CONSERVATION 107
6. Match the animals given in column A with their location in column B:
Column A Column B
(i) Dodo (a) Africa
(ii) Quagga (b) Russia
(iii) Thylacine (c) Mauritius
(iv) Stellar's sea cow (d) Australia
Choose the correct match from the following:
(a) i-a, ii-c, iii-b, iv-d
(b) i-d, ii-c, iii-a, iv-b
(c) i-c, ii-a, iii-b, iv-d
(d) i-c, ii-a, iii-d, iv-b
7. What is common to the following plants: Nepenthes, Psilotum, Rauwolfia
and Aconitum?
a. All are ornamental plants
b. All are phylogenic link species
c. All are prone to over exploitation
d. All are exclusively present in the Eastern Himalayas.
8. The one-horned rhinoceros is specific to which of the following sanctuary
a. Bhitar Kanika
b. Bandipur
c. Kaziranga
d. Corbett park
9. Amongst the animal groups given below, which one has the highest
percentage of endangered species?
a. Insects
b. Mammals
c. Amphibians
d. Reptiles
10. Which one of the following is an endangered plant species of India?
a. Rauwolfia serpentina
b. Santalum album (Sandal wood)
c. Cycas beddonei
d. All of the
11. What is common to Lantana, Eichhornia and African catfish?
a. All are endangered species of India.
b. All are key stone species.
c. All are mammals found in India.
d. All the species are neither threatened nor indigenous species of India.
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