Environmental Studies MCQ Set 8

Question 1. The presence of which is necessary for photosynthesis?

(A) Polymer

(B) Phosphorus

(C) Chlorophyll

(D) Chloroform

Question 2. What is edge species? 

(A) Endemic species

(B) Rare species

(C) Species on the verge of extinction

(D) The species which occur abundantly in the ecotone

Question 3. The process through which ecosystems tend to change after a period of time is called?

(A) Geographical Succession

(B) Ecological Succession

(C) Biological Succession

(D) None of the above

Question 4. Which is an example for sedimentary biogeochemical cycle?

(A) Phosphorus cycle

(B) Water cycle

(C) Nitrogen cycle

(D) Oxygen cycle

Question 5. The Little Rann of Kutch is home to?

(A) Wild Ass

(B) Lion

(C) Great Indian Bustard

(D) Horse

Question 6. Grassland of USA is referred to as?

(A) Veldts

(B) Pampas

(C) Steppes

(D) Prairies

Question 7. Favorable morphological and physiological response to a change in environment is called?

(A) Acclimatization

(B) Formation of ecophenes

(C) Ecotyping

(D) Preadaptation

Question 8. The largest brackish water lake situated in Asia is in Orissa. Which is the lake? 

(A) Dal lake

(B) Woolar lake

(C) Vembanad lake

(D) Chilka lake

Question 9. Which is the second largest in species richness?

(A) Flowing water

(B) Coral reefs

(C) Tundra

(D) Desert

Question 10. The complex network of interconnected food chains is called _________.

(A) Ecology chain

(B) Ecological pyramid

(C) Food web

(D) Trophic level

Question 11. Plants adapted to open, sunny habitats are _________.

(A) Heliophytes

(B) Mesophytes

(C) Epiphytes

(D) Sciophytes

Question 12. The species that flower are called?

(A) Algae

(B) Angiosperms

(C) Bryophytes

(D) Gymnosperms

Question 13. What is symbiosis? 

(A) Association between members of two species

(B) Study of distribution of related species

(C) Association between members of same species

(D) None of above

Question 14. Which one is nature’s cleaner? 

(A) Symbionts

(B) Decomposers and Scavengers

(C) Producers

(D) Consumers

Question 15. When a number of food chains is interlocked this is called?

(A) pyramid

(B) food web

(C) food chain

(D) Food link

Question 16. Temperate forests occur in India in ________.

(A) Southern peninsula

(B) Eastern India

(C) Himalayas

(D) Indo-gangetic plains

Question 17. What is Dendrology? 

(A) Study of Trees

(B) Study of Butterflies

(C) Study of Plants

(D) None of these

Question 18. The term ‘Eco’ implies _________.

(A) Soil

(B) Ecotourism

(C) Ecotone

(D) Environment

Question 19. Thorn forests are found in the_______ regions.

(A) Semi-arid

(B) Low temperature

(C) Frozen areas

(D) High rain fall areas

Question 20. The animal which consumes decaying organic matter is _________.

(A) Producers

(B) Herbivore

(C) Detritivore

(D) Carnivore

Question 21. The Primary Consumers are also called as?

(A) Herbivores

(B) Enzymes

(C) Carnivores

(D) None of these

Question 22. In India, tropical evergreen forests occur in _________.

(A) Tamil Nadu

(B) Assam

(C) Madhya Pradesh

(D) Himachal Pradesh

Question 23. The relationship between nitrogen fixing bacteria and leguminous plants is an example for_________.

(A) Symbiosis

(B) Mutualism

(C) Predation

(D) Parasitism

Question 24. An ecosystem gradually merges with an adjoining one through a transitional zone is called the _________.

(A) Shore effect

(B) Ecotone

(C) Ecological footprint

(D) Ecological niche

Question 25. The word Biophilia was coined by?

(A) E. O. Wilson

(B) Dr. Benjamine

(C) Dr.Johanssen

(D) Dr. Hackel