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Online Tests
Biology 10th Class English Medium Chapter 16 Online Test MCQs With Answers
Question # 1
An epiphyte is an example of:
Choose an answer
Parasitism
Mutualism
Commensalism
Symbiosis
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Question # 2
The only source of energy for all ecosystems of the world is.
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Sun
Moon
Plants
Ocean
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Question # 3
The conversion of ammonia to nitrates is carried out by soil bacteria. This process is called.
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Nitrification
Denitrification
Nitrogen fixation
Assimilation
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Question # 4
Which of the following is not an example of green house gas?
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CO
2
Methane
Oxygen
Nitrous oxide
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Question # 5
The type of symbiotic relationship in which one member get benefit and other is unaffected is called.
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Parasitism
Mutualism
Commensalism
Predation
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Question # 6
It is an example of endoparasite:
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mosquitoes
leeches
lice
plasmodium
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Question # 7
Formation of Nitriates and nit5rates from ammonia is called.
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Nitrification
Ammonification
Denitrification
Assimilation
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Question # 8
the type of symbolic association in which partner gets benefits while other is neither benefited nor harmed is called:
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Commensalism
Mutualism
Parasitism
Predation
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Question # 9
_________ atom is the principal building block of many kind of biomolecules.
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Oxygen
Carbon
Hydrogen
Nitrogen
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Question # 10
Which one of the following is a tertiary consumer:
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Owl
Larwa of butterfly
Deer
Rabbit
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Question # 11
Example of Endoparasite is:
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Plasmodium
Mosquito
Leech
Lices
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Question # 12
The basic tropic level of all food chain is.
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Producers
Consumers
Decomposers
Reducers
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Question # 13
The base of food chain is always formed by:
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Producers
Consumers
Decomposrs
Heterotrophs
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