Class 12 Biology - Biodiversity and Its Conservation (MCQs) #biologyquiz #eduvictors

Class 12 Biology - Biodiversity and Its Conservation (MCQs)

Q1. Which one is the most important human activity leading to extinction of wildlife?

(a) Alteration and destruction of the natural habitats.

(b) Hunting for commercially valuable wildlife products.

(c) Pollution of air and water.

(d) Introduction of alien species. 

Q2. Which of the following has the highest biodiversity?

(a) Russia

(b) Brazil

(c) India

(d) South Africa  

Q3. Which of the following is considered a hot-spot of biodiversity in India?

(a) Indo-Gangetic Plain

(b) Eastern Ghats

(c) Aravalli Hills

(d) Western Ghats

Q4. 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

Q5. Among the ecosystem mentioned below, where can one find maximum biodiversity ?

(a) Mangroves 

(b) Desert

(c) Coral reefs 

(d) Alpine meadows

Q6. Which one of the following is an endangered plant species of India?

(a) Rauwolfia serpentina

(b) Santalum album (Sandal wood)

(c) Cyeas beddonei

(d) All of these

Q7. Which is the national aquatic animal of India?

(a) Gangetic shark 

(b) Blue whale 

(c) River dolphin

(d) Sea-horse

Q8. The extinction of passenger pigeon was due to:

(a) Increased number of predatory birds.

(b) Over exploitation by humans.

(c) Non-availability of the food.

(d) Bird flu virus infection.

Q9. The one-horned rhinoceros is specific to which of the following sanctuary?

(a) Bhitar Kanika

(c) Kaziranga

(b) Bandipur

(d) Corbett Park

Q10. In which state "Periyar National park" is present?

(a) Karnataka 

(b) Maharashtra

(c) Madhya Pradesh 

(d) Kerala

Answers:

1: (a) Alteration and destruction of the natural habitats.

2: (b) Brazil (covers larger amazon rainforest)

3: (d) Western Ghats

Note:  There are 34 hot spots in the world, of which three are in India; namely Western Ghats, IndoBurma and Himalaya.

4: (c) Keeping animals in zoological parks

5: (c) Coral reefs 

6: (d) All of these

7: (c) River dolphin

Note: River Dolphin is the National Aquatic Animal of India . 

8: (b) Over exploitation by humans.

9: (c) Kaziranga

10: (d) Kerala

👉See Also:

Biotechnology and Its Applications (Very Short Answer Based Questions - Solved)