Home
Class 12
BIOLOGY
Assertion : The adult gametophyte is the...

Assertion : The adult gametophyte is the conspicuous leafy green , photosynthesis plant popularly called moss.
Reason : The mosses, like liverworts, do not exhibit alteraction of generation .

A

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

B

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

C

If the assertion is true but the reason is a false statement.

D

If both assertion and reason are false statements.

Text Solution

Verified by Experts

The correct Answer is:
C

The mosses, like the liverworts , exhibits a well-defined alternation of generations between gemetophyte phase , whose cells contain a single set of chromosomes (n), and a sporophyte phase , whose cells contain a double set of chromosomes .
Promotional Banner

Similar Questions

Explore conceptually related problems

Assertion : First trophic level in a food chain is always a green plant. Reason: Green plants are called producers.

Assertion: Visceral muecles are called smooth muscles of non-stmted musclee. Reason: The Visceral muscles do not exhibit my striatoins.

Assertion. Some thalloid forms of bryophytes are called liverworts. Reason. The thalli of liverworts lock like liver of animals.

Assertion (A): Chromoplasts do not help in photosynthesis. Reason (R): Chromoplasts contain green coloured pigment.

[A] : The mosses like liverworts , do not exhibit alternation of generation . [R] : The adult gametophyte is conspicuous leafy green , photosynthetic plant in ferns .

Liverworts and mosses are amphibians of plant kingdom. Give reasons.

Why are the stem-like and leaf-like structures of a moss plant not called stem and leaves ?

When the entire stem with its all branches become green, flat, fleshy leafy to do photosynthesis and leaves are modifed intospines, it is called

Assertion (A): The process by which plants prepare their own food material is called Photosynthesis. Reason (R): This is called so because the food is prepared in the presence of sunlight.

Assertion: Mosses are evolved from algae. Reason: Protonema of mosses is similar to some green algae.