| 1 |
The feeding level of an organism in an ecosystem is called. |
- A. Food Web
- B. Food chain
- C. Trophical level
- D. Secession level
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| 2 |
--------occupy the b ase of pyramid. |
- A. Producers
- B. Primary canivores
- C. Herbivores
- D. Top carnivores
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| 3 |
During respiration by the animals, whihc gas is released into the atmosphere. |
- A. Nitrogen
- B. Oxygen
- C. Carbon Di oxide
- D. Hydrogen
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| 4 |
Which is the solution of environmental problems. |
- A. Reducing pollution
- B. Plantation
- C. Protection of endangered
- D. All these
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| 5 |
Consumers that actively hunt other organism are called. |
- A. Prey
- B. Competitor
- C. Predator
- D. Symbiont
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| 6 |
The phenomenon which doe snot lead to global warming. |
- A. Green hous effect
- B. Ozone depletion
- C. Deforestation
- D. Photosynthesis
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| 7 |
A symbiotic relationship in whihc both speciesl get benefit is called. |
- A. Commensalism
- B. Hebitate
- C. Mutualism
- D. Symbiosis
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| 8 |
A food chain starts from the.......... |
- A. Primary carnivores
- B. Herbivores
- C. Producers
- D. Top carnivores
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| 9 |
Carbon cycle and ............. cycle are teh processes in whihc these minerals circulate between the organisms and the environment. |
- A. Hydrogen
- B. Iodine
- C. Oxygen
- D. Nitrogen
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| 10 |
Which factor is responsible for ecological imbalance. |
- A. Over hunting
- B. Change in water supply
- C. Migration
- D. All these
|