GCSE Biology - OCR - Paper - 1- Exam Style Questions with Answers

Created on November 22, 2022 By

paruppts12

GCSE Biology OCR Paper-1 Set 1

1 / 15

Which biological molecule is not a polymer?

Amylase

DNA

Nucleotide

Starch

2 / 15

Long-sightedness, corrected with a concave lens

Long-sightedness, corrected with a convex lens

Short-sightedness, corrected with a concave lens

Short-sightedness, corrected with a convex lens

3 / 15

A student uses a simple potometer to study the effect of different temperatures on the cut shoot of

a plant.

What does the potometer actually measure?

Volume of water evaporating from the leaves of the shoot

Volume of water produced by respiration in the shoot

Volume of water taken up by the shoot

Volume of water used in photosynthesis in the shoot

4 / 15

2 = thyroxine 3 = TSH

1 = TSH 3 = thyroxine

3 = TSH 4 = thyroxine

2 = TSH 3 = thyroxine

5 / 15

Short-term starvation affects the levels of blood glucose, liver glycogen and the hormones insulin
and glucagon.
Which line on the graph represents the level of glucagon in the blood during short-term starvation?

A

B

C

D

6 / 15

Negative gravitropism

Positive gravitropism

Negative phototropism

Positive phototropism

7 / 15

0.0015 : 1

0.7 : 1

1.5 : 1

1500 : 1

8 / 15

A

B

C

D

9 / 15

A

B

C

D

10 / 15

1

2

3

4

11 / 15

Why are plant hormones used to cause parthenocarpic fruit development?

To delay dormancy

To selectively kill weeds

To produce seedless fruit

To shed leaves

12 / 15

Which is a function of carrier proteins in a cell membrane?

Transfer impulses across a synapse

Transfer molecules by active transport

Transport amino acids in protein synthesis

Transport molecules around the blood

13 / 15

A

B

C

D

14 / 15

Cell division

Chromosome movement

DNA replication

Growth of cell

15 / 15

A

B

C

D

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