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Online Tests
Biology 10th Class English Medium Chapter 16 Online Test MCQs With Answers
Question # 1
The factor of an ecosystem is:
Choose an answer
light
algae
bacteria
producers
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Question # 2
Consumers include:
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animals
protozoans
fungi
all of these
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Question # 3
Biospher surrounding the earth is about:
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17 km
18 km
19 km
20 km
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Question # 4
The type of environment in which a particular species lives is called.
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Ecosystem
Habitat
Biosphere
Community
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Question # 5
________ is break down of the proteins of dead organisms to ammonia.
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Ammonification
Nitrification
Denitrification
None of these
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Question # 6
Example of Endoparasite is:
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Plasmodium
Mosquito
Leech
Lices
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Question # 7
All ecosystems of the world combine to form.
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Community
Population
Biosphere
Competition
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Question # 8
Which are put in first trophic level?
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Carnivores
Producers
Herbivores
Consumers
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Question # 9
Which one is not biotic factor.
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Plants
Animal
Mud
Bacteria
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Question # 10
In the food chain"grass......rabbit....... fox..............bear...........mushroom", how many types of decomposers are present"?
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1
2
3
4
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Question # 11
All ecosystem of the world join and makees:
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Biosphere
Heterosphere
Geosphere
Hydrosphere
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Question # 12
Organisms that make their own food with help of sunlight, CO and H
2
O are called.
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Consumers
Producers
Decomposers
Predators
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Question # 13
Organisms in the ecosystem that are responsible for recycling of plant and animal wastes are.
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Producers
Consumers
Decomposers
Competitors
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