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Online Tests
Biology 10th Class English Medium Chapter 16 Online Test MCQs With Answers
Question # 1
Which one of the example of abiotic factor?
Choose an answer
Decomposoer
Light
Water
Soil
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Question # 2
A symbiotic interaction in which both partners get benefits.
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Mutualism
Commensalism
Parasitism
Predation
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Question # 3
All populations collectively are called.
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Species
Blome
Community
Ecosystem
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Question # 4
One of these cycles is also nutrients cycles.
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Biogeochemical cycles
Carbon cycles
Water cycles
Nitrogen cycles
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Question # 5
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 # 6
Primary source of energy for all ecosystem is.
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Electricity
Sun
Fire
Nutrients
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Question # 7
In the food chain tree.... caterpillar.. robin..hawk....coyote, which is secondary consumer?
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Caterpillar
Robin
Hawk
Coyote
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Question # 8
In the atmosphere, carbon is found as
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graphite
diamond
carbonates
carbon dioxide
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Question # 9
Biospher surrounding the earth is about:
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17 km
18 km
19 km
20 km
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Question # 10
Which form of nitrogen is taken by the producer of the Ecosystem?
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Nitrogen Gas
Ammonia
Nitrage
Nitrates
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Question # 11
------------ is use for the cleaning of sewage water.
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Bacteria
Virus
Algae
Fungi
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Question # 12
Which are put in first trophic level?
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Carnivores
Producers
Herbivores
Consumers
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Question # 13
Which one is not biotic factor.
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Plants
Animal
Mud
Bacteria
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