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Biology 10th Class English Medium Chapter 16 Online Test MCQs With Answers

Question # 1

Decomposers are.

Choose an answer

Algae and bacteria

Mosses

Animal

Bacteria and Fungi

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Question # 2

An examples of carnivore plant is.

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Rose plant

Mosses

Pitcher plant

Ferns

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Question # 3

An example of Endoparasite.

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Mosquitoes

Leech

Plasmodium

Lice

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Question # 4

Which of the following is not an example of green house gas?

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CO₂

Methane

Oxygen

Nitrous oxide

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Question # 5

Organisms that make their own food with help of sunlight, CO and H₂O are called.

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Consumers

Producers

Decomposers

Predators

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Question # 6

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 # 7

The major process that brings carbon from atmosphere into living world is:

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Photosynthesis

Respiration

Both a and b

None of these

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Question # 8

Which one is an example of epiphyte?

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Mosquito

Orchid

rhizobium

Plasmodium

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Question # 9

An organism that actively hunts other organisms is called.

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Prey

Predator

Parasite

Host

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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 factor of an ecosystem is:

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light

algae

bacteria

producers

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Question # 12

Primary source of energy for all ecosystem is.

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Electricity

Sun

Fire

Nutrients

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Question # 13

Which of the following organisms are decomposers?

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Fungi

Algae

Bacteria

Both a and c

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