Y8 Biology Basics 1

Question 1

Which enzyme and its reaction are matched correctly?

Accepted Answer

Lipase. Fats --> fatty acids + glycerol

Question 2

The movement of muscles to push food through the digestive system is called....

Accepted Answer

Peristalsis

Question 3

An example of a simple sugar is....

Accepted Answer

Glucose

Question 4

Exchange of gas in the human body is also known as....

Accepted Answer

Ventilation

Question 5

Rickets is a condition caused by too little Vitamin D

Accepted Answer

True

Question 6

When an enzyme is placed in the wrong pH or too high temperatures it becomes....

Accepted Answer

Denatured

Question 7

Which enzyme in the stomach works on milk proteins?

Accepted Answer

Rennin

Question 8

Vitamins B and C are fat soluble

Accepted Answer

False

Question 9

What factor does NOT affect a balanced diet?

Accepted Answer

Race

Question 10

The 'finger-like projections' on the small intestine's walls are called....

Accepted Answer

Villi

Question 11

Respiration in cells is done in the....

Accepted Answer

Mitochondria

Question 12

A major disadvantage of anaerobic respiration is....

Accepted Answer

produces lactic acid which causes muscle pains

Question 13

Glucose + oxygen --> ? + ?

Accepted Answer

Carbon dioxide + water

Question 14

What are macronutrients?

Accepted Answer

Nutrients needed in larger amounts daily

Question 15

Too little Vitamin C causes a condition called anemia

Accepted Answer

False

Question 16

Which characteristic of enzymes is WRONG?

Accepted Answer

Denatured at low temperatures

Question 17

Vitamin K is important for blood clotting

Accepted Answer

True

Question 18

Name 1 product obtained from microorganisms through fermentation

Accepted Answer

Beer

Questions 18