Question 1

The diagram shows a plant cell.

Which labelled structure produces carbon dioxide?

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 2

A section through an alveolus and a blood capillary is shown.

Which statement is correct?

Accepted Answer

Oxygen moves from R to P by diffusion.

Answer

Oxygen moves from R to P by osmosis.

Answer

Oxygen moves from Q to R by diffusion.

Answer

Oxygen moves from Q to R by osmosis.

Question 3

Which basic units are used to synthesise proteins?

Accepted Answer

amino acids

Answer

glycerol

Answer

fatty acids

Answer

glucose

Question 4

The hepatic portal vein carries blood from the

Accepted Answer

small intestine to the liver.

Answer

large intestine to the heart.

Answer

heart to the small intestine.

Answer

liver to the large intestine.

Question 5

Protein is digested in the alimentary canal.

In which organ is the first protease enzyme produced?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 6

Which set of conditions will produce the highest rate of photosynthesis in plants?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 7

What is translocation?

Accepted Answer

the transport of food in the phloem tissue

Answer

the transport of water in the phloem tissue

Answer

the transport of food in the xylem tissue

Answer

the transport of water in the xylem tissue

Question 8

Some functions of the blood are listed.

1 antibody production

2 clot formation

3 oxygen transport

4 phagocytosis

Which functions are carried out by the white blood cells?

Accepted Answer

1 and 4

Answer

1 and 3

Answer

2 and 4

Answer

2 and 3

Question 9

Which statement about veins is correct?

Accepted Answer

They have thin walls with valves.

Answer

They have thick walls without valves.

Answer

They have thin walls without valves.

Answer

They have thick walls with valves.

Question 10

A man completes a 400m race. His muscles begin to hurt.

Which row describes the substance produced in the muscles when they hurt and the type of respiration taking place?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 11

Varicose veins are swollen veins that you can see under the skin. They are caused by the blood flowing the wrong way in the veins.

Varicose veins are caused by a fault in what part of the blood vessel?

Accepted Answer

valve

Answer

layer of muscle

Answer

blood within the blood vessel

Answer

vein wall

Question 12

The graph shows how a person's blood glucose concentration changed over six hours.

At which point was insulin released into the person's blood?

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 13

The female reproductive system is shown.

In which part is oestrogen produced?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 14

The diagram shows the male reproductive and urinary systems.

Which two structures are involved in producing semen?

Accepted Answer

3 and 4

Answer

1 and 2

Answer

2 and 4

Answer

2 and 3

Question 15

Which complementary base pairing is correct for DNA?

Accepted Answer

adenine (A) pairs with thymine (T)

Answer

cytosine (C) pairs with thymine (T)

Answer

cytosine (C) pairs with adenine (A)

Answer

adenine (A) pairs with guanine (G)

Question 16

In one breed of dog, the dominant coat is sable (brown). The recessive coat colour is tricolour (patches of three colours).

Two heterozygous parents produce a litter of puppies.

What ratio of colours (sable: tricolour) is expected for these puppies?

Accepted Answer

3: 1

Answer

0 : 1

Answer

1 : 3

Answer

1 : 0

Question 17

A food chain is shown.

Which row describes the position of the wild boar and tiger in this food chain?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

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