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Online Tests
Biology 10th Class English Medium Chapter 16 Online Test MCQs With Answers
Question # 1
Which of the following air pollutant react with water in atmosphere producing acid rain?
Choose an answer
Hydrocarbons fluorine
Flyash, soot
chlorine , smoke
Sulphur dioxide, Nitrogen oxide.
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Question # 2
In the atmosphere, carbon is found as
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graphite
diamond
carbonates
carbon dioxide
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Question # 3
A group of organisms of the same species inhabiting a species geographical area ta a particular time is called:
Choose an answer
population
community
ecosystem
species
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Question # 4
The type of symbiotic relationship in which one member get benefit and other is unaffected is called.
Choose an answer
Parasitism
Mutualism
Commensalism
Predation
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Question # 5
it is example of secondary consumer.
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Cattle
Snake
Lion
Frog
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Question # 6
The producers of ecosystem are:
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fungi
bacteria
green plants
man
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Question # 7
It is an example of primary consumers.
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Cattles
Snake
Lion
Tiger
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Question # 8
Water , soil, air, temperature, wind and sunlight are example of:
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Biotic factors
Biomass
Environment
Abiotic factors
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Question # 9
The nitrate forming bacteria are.
Choose an answer
Rhizobium
Nitrosomonas
Nitrobacter
Cocci
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Question # 10
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 # 11
The populations that live in a habitat and interact with one another are collectively called.
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Biosphere
Ecosystem
Community
species
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Question # 12
The current level of urbanization in Pakistan is about_____ which is not high by global standards.
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23%
32%
36%
39%
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Question # 13
An example of endoparasite :
Choose an answer
Mosquitoes
Leech
Lice
Plasmodium
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