Class 10 Biology MCQs - Chapter 7
Man and Environment Quiz Questions & Answers PDF Download - 43
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The Quiz: In the components of the ecosystem, the phytoplankton is another name of; "Man and Environment" App (iOS, Android) with answers: Fungi; Shallow rooted plants; Floating photosynthetic organisms; Protozoan; to study online certificate courses. Study Levels of Ecological Organization MCQ Questions, download Amazon eBook (Free Sample) for online classes.
Man and Environment Exam Questions and Answers PDF Download: Test 43
In the components of the ecosystem, the phytoplankton is another name of
- shallow rooted plants
- fungi
- floating photosynthetic organisms
- protozoan
What is the average thickness of the biosphere?
- 10 km
- 15 km
- 20 km
- 40 km
The primary carnivores of the ecosystem are also classified as
- tertiary consumers
- primary decomposers
- primary consumers
- secondary consumers
Considering the nitrogen fixation, the ammonia produced in industrial nitrogen fixation is converted into
- nitric ammonia
- ammonium nitrate
- ammonium nitrous
- ammonia nitrous
The change in air composition due to the addition of harmful chemical substances is classified as
- greenhouse balance
- air pollution
- chemical imbalance
- gases imbalances
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