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10th Class Biology Chapter 16 Man and His Environment English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Decomposers are:
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Algae and becteria
Mosses
Animal
Becteria and fungi
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Question # 2
________ 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 # 3
Livingof Nitrogen bacteria in the roots nodules of Leguminous plant is an example of :
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Predation
Parasitism
Mutualism
Commensalism
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Question # 4
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 # 5
Abiotic component of ecosystem is.
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Producers
Herbivores
carnivore
Oxygen
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Question # 6
Example of Endoparasite is.
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Plasmodium
Mosquito
Leech
Lices
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Question # 7
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 # 8
Naturally found in graphite and diamond.
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Nitrogen
Oxygen
Hydrogen
Carbon
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Question # 9
250 years age, the population of world was approximately ------------ million.
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400
500
600
700
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Question # 10
A community and its biotic components is known as:
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Biosphere
Habitat
Ecosystem
Food web
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Question # 11
Which form of nitrogen is taken by the producers of the ecosystem?
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Nitrogen gas
Ammonia
Nitrates
Nitrites
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Question # 12
it is example of secondary consumer.
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Cattle
Snake
Lion
Frog
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Question # 13
Which is tertiary carnivore.
Choose an answer
Deer
Frog
Snake
Lion
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