Osmosis And Diffusion

Question 1

What is diffusion?

Answer 1

It’s where oxygen, carbon dioxide and water move from a region of high concentration to a region of lower concentration.

Question 2

What is Osmosis?

Answer 2

It’s where water moves to dilute the concentrations of larger chemicals and nutrients.

Question 3

Specialised cells in a Plant

Chloroplast

Answer 3

Cell

Make the leaf green

Question 4

Specialised cells in a Plant

Root hair

Answer 4

Root

Increasing absorption of water

Question 5

Specialised cells in a Plant

Xylem

Answer 5

Stem
Carry water through the roots to the stem

Water moves up from the roots of the plant, through its stem and to its leaves.

Question 6

Specialised cells in a Plant

Phloem

Answer 6

Stem
Carries sugar to the other parts of the plants

Phloem tubes travel through the stem and are made up of living cells called sieve tubes and companion cells.

Question 7

Specialised cells in a Plant

Stomates

Answer 7

Leaf
Gives out oxygen and water

These are the many openings on the lower leaf surface.

Question 8

Specialised cells in a Plant

Guard Cells

Answer 8

Leaf

Make the stomate open and close

Question 9

Transpiration

Answer 9

Is essentially evaporation of water from plants.