Diffusion

Question 1

Diffusion

Answer 1

Spreading out of particles from an area of higher concentration to an area of lower concentration

Question 2

Osmosis

Answer 2

Movement of water particles across a partially permeable membrane from a region of higher water concentration to a region of lower water concentration

Question 3

Active Transport

Answer 3

The absorption of a substance against a concentration gradient, i.e from a lower to a higher concentration

Used by root hair cells to absorb water and mineral ions from the soil