Home
Class 11
BIOLOGY
are the green stems of limited growth wh...

_______are the green stems of limited growth which have taken over the function of photosynthesis form leaves.

A

Phylloclades

B

Cladodes

C

Phyllodes

D

Stem thorns

Text Solution

Verified by Experts

The correct Answer is:
B

Cladodes (cladophylls) are green stems of limited growth (usually one internode long), which have taken over the function of photosynthesis from the leaves. It is an adaptation to reduce water loss. The true leaves are reduced to scales or spines, e.g., Asparagus and Ruscus.
Promotional Banner

Similar Questions

Explore conceptually related problems

Which of the following represents the functions of veins in the leaves ?

Element found in plant systems which forms an important constituent of photosynthesis is:

Cells which are secretory in function have abundant

Assertion : An angiospermous flower represents the modified condensed shoot which performs the function of sexual reproduction. Reason : The fertile leaves of the shoot become modified into microsporophylls and megasporophylls which bear ovules and anthers respectively.

The diagram shows the structure of a fungal cell with different parts labelled as A,B,C and D. Which of the following statements are true with regard to the fungal cell structive? (i) A contains mucopolysaccharides which are also present in exoskeleton of insects and crustaceans. (ii) D are usually more than one in number in case of aseptate hyphae. (iii) Carotenes and xanthophylls are present in C, which harvest light energy for photosynthesis. (iv) B is the reverse food material, usually stored in the form of starch and oil.

When SO_2 is passed over which of the solution, it turns green

An aeroplane having a wing span of 20 meter travels from Bhubaneswar to Bombay with a speed of 792 km/hr. the vertical component of the earth's magnetic field of induction of (4xx 10^-5) web//m^2 in the region over which the aeroplane is flying. Find out the emf induced across the wings of the aeroplane.