Mineral Nutrition In Plants Question 181

Question: Assertion : Calcium is a constituent of cell wall. Reason : Calcium is required in mitotic division.

Options:

A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C) If the assertion is true but the reason is false

D) If both the assertion and reason are false

Show Answer

Answer:

Correct Answer: B

Solution:

Calcium is a constituent of cell walls in the form of calcium pectate.

Calcium in small amounts is necessary for normal mitosis.

Calcium may be involved in chromatin or mitotic spindle organization.