Sexual Reproduction In Flowering Plant Question 26
Question: Read the assertion and reason carefully:
The chalazal cells of the embryo sac are central cells. Reason : They provide nutritive role for embryo sac.
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:
The three chalazal cells of the embryo sac are called antipodal cells.
They are the vegetative cells of the embryo sac which may degenerate soon or take part in absorbing nourishment from the surrounding nucellar cells.
Internally they are connected with the central cell by means of plasmodesmata.
BETA
