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Biology : Ch02 – Biological Classification – Assertion and Reason

Read the assertion and reason carefully to mark the correct option.

10 Random question from this chapter are displayed, you can take the quiz multiple times to cover all questions

1 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Bacteria are the most abundant micro-organisms

Reason: Bacteria only shows autotrophic mode of nutrition

2 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Chemotaxonomy is classifying organisms at molecular level

Reason: Cytotaxonomy is classifying organisms at cellular level

3 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Paramecium is aquatic, actively moving organism

Reason: Paramecium contains two nucleus

4 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Bacteria have simple structure

Reason: Bacteria show most extensive metabolic diversity

5 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Bacteria are the most abundant micro-organism

Reason: Bacteria show most extensive metabolic diversity

6 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Fresh water protozoan possess contractile vacuoles

Reason: The main function of the vacuole is contraction during digestion

7 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Sexual reproduction in protozoan is not a frequent occurrence

Reason: Sexual reproduction has no significance

8 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: All single called eukaryotes reproduce by asexual means only placed under kingdom Protista

Reason: Protistan cell contain well defined nucleus but not membrane bound cell organelles

9 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Mycoplasma can survive without oxygen

Reason: They have no cell wall

10 / 10

Read the assertion and reason carefully to mark the correct option out of the options given below:

Assertion: Chemosynthetic autotrophic bacteria are useful for ecosystem

Reason: They play great role in recycling nutrients like nitrogen, phosphorus, iron and sulphur

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