Question 1. The presence of which is necessary for photosynthesis?
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
(C) Great Indian Bustard
Question 6. Grassland of USA is referred to as?
Question 7. Favorable morphological and physiological response to a change in environment is called?
(B) Formation of ecophenes
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
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 _________.
Question 12. The species that flower are called?
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?
(B) Decomposers and Scavengers
Question 15. When a number of food chains is interlocked this is called?
(B) food web
(C) food chain
(D) Food link
Question 16. Temperate forests occur in India in ________.
(A) Southern peninsula
(B) Eastern India
(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 _________.
Question 19. Thorn forests are found in the_______ regions.
(B) Low temperature
(C) Frozen areas
(D) High rain fall areas
Question 20. The animal which consumes decaying organic matter is _________.
Question 21. The Primary Consumers are also called as?
(D) None of these
Question 22. In India, tropical evergreen forests occur in _________.
(A) Tamil Nadu
(C) Madhya Pradesh
(D) Himachal Pradesh
Question 23. The relationship between nitrogen fixing bacteria and leguminous plants is an example for_________.
Question 24. An ecosystem gradually merges with an adjoining one through a transitional zone is called the _________.
(A) Shore effect
(C) Ecological footprint
(D) Ecological niche
Question 25. The word Biophilia was coined by?
(A) E. O. Wilson
(B) Dr. Benjamine
(D) Dr. Hackel