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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: Bryophytes are called amphibian of plant kingdom.

Reason: These plants live in soil but are dependent on water for sexual reproduction.

2 / 10

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

Assertion: Mosses along with lichens are the first organisms to colonize rocks.

Reason: They decompose rocks by scereting acid substances.

3 / 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.

4 / 10

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

Assertion: Volvox show diplontic type of life cycle.

Reason: They show free living sporophyte.

5 / 10

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

Assertion: Bryophytes are of great ecology importance.

Reason: Bryophytes play important role in plant succession on bare rocks.

6 / 10

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

Assertion: In pinus the coralloid roots are associated with nitrogen fixing cynobacteria.

Reason: In Cycas, mycorrhiza is present.

7 / 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

8 / 10

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

Assertion: Pyrenoids are storage bodies.

Reason: Pyrenoids contains starch and proteins.

9 / 10

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

Assertion: Half of the total CO2 fixation on earth is carried out by algae.

Reason: Algae increases the level of dissolved oxygen in their nearby environment.

10 / 10

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

Assertion: Leaves of gymnosperm can’t withstand extremes of temperature.

Reason: Leaves of gymnosperm posses’ large surface area with thin cuticle.

Your score is

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