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Biology Ecosystem Test Online MCQs

Test Name Ecosystem Test
Subject Biology
Test Type MCQs
Total Question 15
Total Marks 30
Total Time 15 Mints
Test Help For
  • NEET Test
  • CBSE exams
  • Medical Entrance Test
  • Biology in MCAT Test
  • Biology General Knowledge
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Biology Ecosystem Test Online Multiple Choice Questions to increase the knowledge of Ecosystem and also check your intellectual level. After attempting these questions you will be able to clear the tests which contain the questions about the ecosystem.

Biology Ecosystem Test Online MCQs


1. Trophic levels are formed by:


Question 1 of 15

2. 10 % law of energy transfer was given by


Question 2 of 15

3. Which among the following is a rootless plant?


Question 3 of 15

4. A lake with an inflow of domestic sewage rich in organic waste may result in


Question 4 of 15

5. Mr. X is eating curd/yoghurt. For this food intake in a food chain Mr. X should be considered as occupying


Question 5 of 15

6. Territoriality occurs as a result of


Question 6 of 15

7. Food chain starts with


Question 7 of 15

8. The symbiotic relationship of algae and fungus is found in


Question 8 of 15

9. Flora and fauna in lake or ponds is


Question 9 of 15

10. The food chain in which microbes breakdown energy rich compounds synthesized by producers is called


Question 10 of 15

11. If the high altitude birds become rare or extinct,  the plants which may disappear along with them are


Question 11 of 15

12. The enzyme responsible for the reduction of molecular nitrogen to the level of ammonia in the leguminous root nodule is  


Question 12 of 15

13. An ecosystem, such as an aquarium, is self-sustaining if it involves the interaction between organisms, a flow of energy, and the presence of


Question 13 of 15

14. Which one of the following is correct matching of a plan, its habit and forest type where it normally occurs?


Question 14 of 15

15. Keystone species deserve protection because these


Question 15 of 15


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