Question

Which of the following plants has a flat stem-like leaf-
(A) Opuntia
(B) Hydrilla
(C) Vallisnaria
(D) Lotus

Answer 1

Answer:

I think it is a)opuntia

Answer 2

Dear Student,

◆ Answer - (A)

Opuntia plant has a flat stem-like leaf. This is called phylloclade.

● Phylloclade -

• Phyloclades are flattened branches modified for the function of photosynthesis.
• It is green colored & have chlorophyll pigment.
• It is capable of further branching into callodes.
• It can carry out the function of photosynthesis in xerophytic plants if leaves are modified to spine.
• For example, Nagphani, Casuarina, Euphorbia, etc shows phyloclades.

Thanks dear. Hope this helps you...