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Biology : Ch03 – Plant Kingdom – 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: Cytotaxonomy is based on the cytological information like chromosome number, structure and behaviour.

Reason: Chemotaxonomy that uses the chemical constituents of the plants.

2 / 10

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

Assertion: Rhodophytes of shallow water body do not appear reddish.

Reason: Rhodophytes of shallow water body have lesser synthesis of phycoerythrin.

3 / 10

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

Assertion: PEN is triploid in angiosperm.

Reason: PEN is formed by fusion of haploid male gamete with the dipoid secondary nucleus.

4 / 10

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

Assertion: The earliest systems of classification used only superficial morphological characters.

Reason: Artificial system gave equal weightage to vegetative and sexual characterstics.

5 / 10

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

Assertion: In some species of Chlamydomonas, the fusion of gamete is termed as anisogamous.

Reason: Because gametes which undergo fusion in these species are of dissimilar in size.

6 / 10

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

Assertion: Most algae show haplontic type of life cycle.

Reason: They show free living sporophyte

7 / 10

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

Assertion: Pteridophytes are used for medicinal purposes and soil binders.

Reason: They are the first terrestrial plants to possess vascular tissues.

8 / 10

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

Assertion: The spread of living Pteridophytes is restricted to narrow geographical region.

Reason: They require cool, damp and shady place to grow and require water for fertilization.

9 / 10

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

Assertion: Most algae show haplontic type of life cycle.

Reason: A Fucus alga shows diplontic type of life cycle.

10 / 10

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

Assertion: Algae are autotrophic.

Reason: Algae contain chlorophyll pigments.

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