Biology : XI-CH03 – Plant Kingdom -Assertion and Reason

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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: Pteridophytes are used for medicinal purposes and soil binders.

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

2 / 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.

3 / 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.

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: Cytotaxonomy is based on the cytological information like chromosome number, structure and behaviour.

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

6 / 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.

7 / 10

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

Assertion: Pollination in angiosperm is occurred by means of wind only.

Reason: Pollen grains in angiosperm are developed from filament.

8 / 10

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

Assertion: Pteridophytes evolutionarily, are first terrestrial vascular plants.

Reason: Pteridophytes are soil binders

9 / 10

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

Assertion: Chlorella used as a food supplement by space travellers.

Reason: Chlorella is unicellular green algae.

10 / 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.

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