Cell specialisation in plants

Question 1

Adaptions of a root hair cell

Answer 1

They have long projections to increase surface area for water and mineral absorption and they have no chloroplasts as its located underground

Question 2

Why do root hair cells have a Mitochondria

Answer 2

To release more energy by respiration

Question 3

What’s the function of the xylem

Answer 3

The xylem is specialised to transport water up the stem of a plant and into the leaves.

Question 4

What are xylem vessels made up of

Answer 4

Xylem vessels are made up of a series of connected dead xylem cells.

Question 5

what’s the function of lignin

Answer 5

It strengthens the cell wall of the xylem cell

Question 6

adaptations of the xylem

Answer 6

Lignin to Strengthens cell walls
Broken end walls to Allows water movement

Question 7

Function of the phloem

Answer 7

The phloem is specialised to transport food products to parts of the plant where they are needed

Question 8

What are Phloem vessels made up of

Answer 8

Phloem vessels are made up of columns of living cells

Question 9

Adaptations Of the phloem

Answer 9

Sieve tubes
– specialised for transport and have no
nuclei
. Each sieve tube has a perforated end so its
cytoplasm
connects one cell to the next.