Environment and Biodiversity MCQ
11. Which of the following statements are correct about Himalayan Dry Temperate Forest?
- 1) Precipitation is below 100 cm and is mostly in the form of snow.
- 2) Coniferous forests with xerophytic shrubs.
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
C [Both 1 & 2]
Notes:
The Himalayan Dry temperate Forest has low precipitation, which is below 100 cm and is mostly in the form of snow. They consist of Coniferous forests with xerophytic shrubs.
12. Which of the following statements are correct about the zooxanthellae during Coral Bleaching?
- 1) When corals bleach they commonly lose 10-20% of their zooxanthellae.
- 2) If zooxanthellae loss is prolonged the coral host eventually dies.
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
[B] Only 2
Notes:
When the corals bleach they commonly lose their 60-90% zooxanthellae and each zooxanthella may lose 50- 80% of its photosynthetic pigments. If the zooxanthellae loss is prolonged the coral host eventually dies.
13. Who of the following is the chairman of National Ganga River Basin Authority?
[A] President
[B] Prime Minister
[C] Minister of River Development and Ganga Rejuvenation
[D] None of the above
[B] Prime Minister
Notes:
National Ganga River Basin Authority (NGRBA) is chaired by the Prime Minister of India. Its objective is to ensure effective abatement of pollution and conservation of the river Ganga, by adopting a river basin approach for comprehensive planning and management.
14. Which of the following statements are correct regarding Singapore freshwater crabs?
- 1) Its scientific name is Johora singaporensis.
- 2) The IUCN status is critically endangered.
- 3) It grows to a size of 30 millimeters.
Select the correct answer from the codes given below:
[A] Only 1
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3
D [1, 2 & 3]
Notes:
The scientific name of Singapore’s freshwater crab is Johora Singaporensis. The IUCN status of the Singapore freshwater crab is Critically endangered. It grows to a size of 30 millimeters wide.
15. Which of the following statements are correct regarding Attenborough’s pitcher plant?
- 1) Its scientific name is Nepenthes attenboroughii.
- 2) It is a species of carnivorous pitcher plant.
- 3) The IUCN status is Critically Endangered.
Select the correct answer from the codes given below:
[A] Only 1
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3
[D] 1, 2 & 3
Notes:
Nepenthes attenboroughii, also called Attenborough’s pitcher plant, is a montane species of carnivorous pitcher plant. It belongs to the genus Nepenthes. The IUCN status is Critically Endangered.
16. The Convention on International Trade in Endangered Species of Wild Fauna and Flora entered into force in which of the following year?
[A] 1965
[B] 1975
[C] 1985
[D] 1995
[B] 1975
Notes:
The Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) is an international agreement that was signed between the Governments. It came into force in 1975.
17. Which of the following sites of India have received recognition under Globally Important Agricultural Heritage Systems (GIAHS)?
- 1. Traditional Agricultural System of Koraput, Odisha
- 2. Below Sea Level Farming System of Kuttanad, Kerala
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
[C] Both 1 & 2
Notes:
Traditional Agricultural System of Koraput, Odisha and Below Sea Level Farming System of Kuttanad, Kerala are sites of India that have received recognition under Globally Important Agricultural Heritage Systems (GIAHS).
18. Which of the following statements are correct regarding Arachnids?
- 1) Arachnids do not have antennae.
- 2) They have 2 body parts and 4 pairs of legs.
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
[C] Both 1 & 2
Notes:
Arachnida is a class of joint-legged invertebrate animals. They have 2 body parts and 4 pairs of legs and they do not have antennae. Some common arachnids are spiders, scorpions, ticks, and mites.
19. Which of the following statements are correct regarding Pteridophytes?
- 1) They have well-differentiated plant bodies.
- 2) They neither produce flowers nor seeds.
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
[C] Both 1 & 2
Notes:
The pteridophytes have well-differentiated plant bodies, consisting of roots, stems, and leaves. They neither produce flowers nor seeds. They are sometimes called “cryptogams”, meaning their means of reproduction is hidden.
20. Namdapha Flying Squirrel is found in which of the following regions?
[A] Sikkim
[B] Tripura
[C] Nagaland
[D] Arunachal Pradesh
[D] Arunachal Pradesh
Notes:
Namdapha Flying Squirrel is found in Arunachal Pradesh in the Namdapha National Park or Wildlife Sanctuary. Its scientific name is “Biswamoyopterus biswasi”. It is mostly hunted for food.