Exam Q Mistakes

Question 1

Name the component of food classified on the basis of solubility

Answer 1

Vitamins

Question 2

What property of water is responsible for the efficiency of both sweating and transpiration as a method of temperature regulation?

Answer 2

Good absorber of energy

Question 3

State two functions of minerals in organisms

Answer 3

• form rigid structures
• form soft tissue

Question 4

State two causes of variation

Answer 4

Meiosis
Mutations

• only answers given in MS

Question 5

Identify the term used to describe the passing on of genes from parents to offspring

Answer 5

Inheritance

Question 6

Name the structure to which the stirrup is attached

Answer 6

Oval window

Question 7

Why is it necessary to have three semi-circular canals?

Answer 7

To control balance in three planes

Question 8

What is nitrogen fixation

Answer 8

The conversion of atmospheric nitrogen to a usable form

Question 9

Name one type of animal cell that does not have mitochondria

Answer 9

Red blood cell

Question 10

Name the structure inside each villus that absorbs the products of lipid digestion

Answer 10

Lacteals