Home
Class 11
BIOLOGY
Assertion:In some flowers like lily, per...

Assertion:In some flowers like lily, perianth is a term used when calyx and corolla are not distinct.
Reason:Calyx and corolla are the reproductive organs.

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true but reason is not the correct explanation of assertion.

C

If assertion is true but reason is false.

D

If assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
C

Sepals or calyx and petals or corolla are nonessential or accessory floral organs or floral leaves which do not take any direct part in sexual reproduction.
Promotional Banner

Similar Questions

Explore conceptually related problems

Assertion : The two outermost whorls calyx and corolla are called as non - essential whorls. Reason : calyx and corolla do not directly take part in reproduction .

A flower which is composed of distint outer calyx and inner corolla is termed as.

Find out the floral formula for a bisexual flower with bract, regular, pentamerous, distinct calyx and corolla, superior ovary without bracteole.

Assertion (A) : Self - pollination is certain in cleistogamous flowers. Reason (R) : Flowers never open and not expose reproductive organs.

Assertion (A) : Abscission is a physiological process of shedding of organs like leaves, flowers fruits and seeds from the parent plant body. Reason (R ) : When leaves, flowers, fruits and seeds are removed, the plant seals off its vascular system to prevent loss of water and nutrients.

Assertion (A) : Group of classes with similar distinctive characteristics constitute a phylum. Reason (R) These classes share some common features like presence of a notochord and a dorsal tubular nerve cord. :