Tag: life span

Questions Related to life span

A plant living for a few days is

botany types and parts of plants plant life cycle alternation of generations life span

  1. Annual

  2. Ephemeral

  3. Biennial

  4. Perennial

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Correct Option: B
Explanation:

An ephemeral plant is the one which is marked by short life cycles. An annual plant is a plant that grows for one year whereas biennial and perennial plants are plants that grow for two years and infinite years, respectively.

So the correct option is B.

Identify the correct statement regarding a Monocarpic plant.

botany types and parts of plants plant life cycle alternation of generations life span

  1. Flowers twice in every year

  2. Bears only one type of flower

  3. Flowers once in every year

  4. Dies after flowering once in its life cycle.

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Correct Option: D
Explanation:

Monocarpic plants are those plants which bear flower once in their life cycle, produce seeds and then die. It means they reproduce once in its life cycle. 

Examples; rice, wheat, radish and carrot.
So, the correct option is 'Option D'.