Biology : XI-CH06- Anatomy of Flowering Plants – Assertion and Reason

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Biology : Ch06 – Anatomy of Flowering Plants – 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: Xylem is complex tissue

Reason: Xylem is made up of more than one type of cells

2 / 10

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

Assertion: Heartwood is more durable than the sapwood.

Reason: Heartwood contains organic compound like tannins, resins, oil, gumsaromatic substances and essential oils make it hard and more durable.

3 / 10

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

Assertion: Intrafascicular cambium is primary lateral meristem.

Reason: It is found in lateral side of plant main axis and derived from meristem of embryo.

4 / 10

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

Assertion: Apical and intercalary meristems are primary meristem.

Reason: Both appear early in life and contribute to the formation of primary plant body.

5 / 10

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

Assertion: Intercalary meristem increases the length of plant like apical meristems.

Reason: Intercalary meristem originates from the apical meristems.

6 / 10

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

Assertion: Growth rings are also called as annual rings.

Reason: Generally the growth ring is formed in each year.

7 / 10

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

Assertion: Thick cuticle is mostly present in disease resistant plants.

Reason: Disease causing agents cannot grow on cuticle and cannot invade the cuticle.

8 / 10

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

Assertion: Permanent tissue is composed of mature cells.

Reason: Meristematic tissue is a group of actively dividing cells.

9 / 10

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

Assertion: In dicot stem endodermis is referred as starch sheath

Reason: Cells of endodermis are rich in starch grains.

10 / 10

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

Assertion: Trichomes helps in preventing water loss due to transpiration.

Reason: On the stem, the epidermal hairs are called trichomes.

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