AQA GCSE Biology Organisation AQA GCSE

Question 1

Coronary Heart Disease is caused by?

Accepted Answer

A build up of fatty material inside the coronary artery.

Question 2

What is the function of Red Blood Cells?

Accepted Answer

Too carry oxygen

Question 3

What colour/colours does benedicts solution turn in the presence of sugar?

Accepted Answer

Green --> Yellow --> Red

Question 4

What colour does biuret solution turn if protein is present in food?

Accepted Answer

Purple

Question 5

Which enzyme is responsible for digesting fats?

Accepted Answer

Lipase

Question 6

What is a group of cells with similar structure and function called?

Accepted Answer

A tissue

Question 7

What is pH

Accepted Answer

How acid or alkali a substance is

Question 8

The blood vessels that carry blood away from the heart are all?

Accepted Answer

Arteries

Question 9

The first chambers of the heart are called?

Accepted Answer

Atrium's

Question 10

What food group does biuret solution test for?

Accepted Answer

Protein

Question 11

Protease is a enzyme that breaks down?

Accepted Answer

Protein

Question 12

Benedicts reagent is an indicator that tests for

Accepted Answer

Sugars

Question 13

What pH does Amylase work best in?

Accepted Answer

7

Question 14

What is a artificial pacemaker?

Accepted Answer

Electrical device to correct irregularities in heart rate.

Question 15

What is a control variable?

Accepted Answer

A variable that must be kept constant

Question 16

In digestion starch is broken down into?

Accepted Answer

Glucose

Question 17

What molecules is protein made from?

Accepted Answer

Amino Acids

Question 18

What colour does Iodine solution turn in the presence of starch?

Accepted Answer

Blue - Black

Question 19

The two arteries that carry blood away from the heart are called?

Accepted Answer

Aorta, Pulmonary Artery

Question 20

What cells are these?

Accepted Answer

Red Blood Cells

Questions 20