MEDIUM
11th CBSE
IMPORTANT
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Roots obtain oxygen from air in the soil for respiration. In the absence or deficiency of O2, root growth is restricted or completely stopped. How do the plants growing in marshlands or swamps obtain their O2 required for root respiration?

Important Questions on Morphology of Flowering Plants

EASY
11th CBSE
IMPORTANT
Write floral formula for a flower which, is bisexual; actinomorphic; sepals five, twisted aestivation, petals five; valvate aestivation; stamens six; ovary tricarpellary, syncarpous, superior, trilocular with axile placentation.
EASY
11th CBSE
IMPORTANT
In swampy areas like the Sunderbans in West Bengal, plants bear special kind of roots called _____. (Write the specific term)
MEDIUM
11th CBSE
IMPORTANT
In aquatic plants like Pistia and Eichhornia, leaves and roots are found near _____. (bottom of water/surface of water)
EASY
11th CBSE
IMPORTANT
In aquatic plants like Pistia and Eichhornia, leaves and roots are found near the surface of the water or bottom of the water. (Write one word.)
EASY
11th CBSE
IMPORTANT
In epigynous flower, ovary is situated below the _____.
EASY
11th CBSE
IMPORTANT

Add the missing floral organs of the given floral formula of Fabaceae.

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EASY
11th CBSE
IMPORTANT

Name the body part modified for food storage in the following:

a. Carrot

 

 

MEDIUM
11th CBSE
IMPORTANT
Name the body part modified for food storage in the plant given below:
Colocasia