Home
Class 12
BIOLOGY
Which of the following cells helps in ma...

Which of the following cells helps in maintaining the pressure gradient in the sieve tubes?

A

Phloem parenchyma

B

Bast fibre

C

Companion cell

D

Wood fibre.

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

Select true statements - (A) Bast fibres are made up of sclerenchymatous cells. (B) The companion cells help in maintaining the pressure gradient in the sieve tubes. (C) Phloem parenchyma is absent in Zea mays stem

Assertion :- Companion cells are essential for functioning of sieve tubes. Reason :- The companion cells help in maintaining the pressure gradient in sieve tubes.

Consider the following statements 1. Xylem vessels are semi-permeable 2. Sieve tubes translocate only solutes 3. Xylem vessels do not have a turgor pressure 4. Companion cells help in maintaining pressure gradient in the sieve tubes . Which of the statements given above are correct ?

Sieve tube is

During urine formation, which of the following process helps in maintaining osmotic pressure in the uriniferous tubule?

Which of the following elements helps in maintaining the structure of ribosomes?

Which of the following helps in cell division?

The SI unit of pressure gradient is

Mature sieve tube has

Which of the following elements is responible for maintaining turgor in cells