Water

Question 1

Describe the properties of water and explain the biological importance of each
property (10)

Answer 1

Any two pairs from:

1: Polar due to hydrogen bonding
2. Dissolves charged particles/acts as a solvent

OR

3. A metabolite
4. Involved in metabolic/cell reaction/ condensation/ hydrolysis

OR

5. Water molecules stick together/cohesion between water molecules
6. Provides surface tension/prevents columns of water breaking

OR

7. High specific heat capacity
8. Reduces fluctuations in temperature of water bodies

OR

9. High latent heat of evaporation
10. Evaporation of small amount of water cools organisms.