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Question 1

TOPIC : 2.1

Which type of cell moves mucus?

A Ciliated cell
B egg cell 
C guard cell
D root hair cell

▶️Answer/Explanation

Ans: A

Question 2

TOPIC : 14.2

A student exposed a fly larva to light and temperature gradients.
They lit the area from one side and made one side of the area warmer than the other.
They traced the path of the fly larva’s movement.

Which statement describes the response of the fly larva?

A The fly larva does not respond to temperature or light intensity.                                                                                                                                               

B The fly larva moves away from a higher temperature and a higher light intensity.                                                                                                                   

C The fly larva moves away from a higher temperature and a higher light intensity.                                                                                                                 

D The fly larva moves towards a higher temperature and away from a higher light intensity

▶️Answer/Explanation

Ans: D

Question 3

TOPIC :  1.2

The table shows the scientific names and the common names of four plants.

Which word is a genus name?

 A marsh                                                                                                                                                                                                                                                     

B palustris                                                                                                                                                                                                                                               

 C Viola                                                                                                                                                                                                                                                     

 D violet

▶️Answer/Explanation

Ans: C

Question 4

TOPIC : 1.3

The diagram shows an arthropod.

Which group does this arthropod belong to ?

A arachnid                                                                                                                                                                                                                                                 

B crustacean                                                                                                                                                                                                                                           

C insect                                                                                                                                                                                                                                                     

D myriapod

▶️Answer/Explanation

Ans: D

Question 5

TOPIC : 2.1

The diagram shows a plant cell.
Which letter indicates the location of the cell membrane?

▶️Answer/Explanation

Ans: D

Question 6

TOPIC : 2.2

Which magnification formula is correct?

A magnification = actual size ÷ image size
B magnification = actual size + image size
C magnification = image size ÷ actual size
D magnification = image size  actual size

▶️Answer/Explanation

Ans: C

Question 7

TOPIC : 3.2

A frog is an animal. The skin of a frog is permeable to oxygen and carbon dioxide.
Which directions will have a net diffusion of oxygen and carbon dioxide when a frog swims in pond water?

▶️Answer/Explanation

Ans: A

Question 8

TOPIC : 3.2

Which statement about plant support is correct?

A The pressure of water inside the cells presses inwards on the cell walls.
B The pressure of water inside the cells presses outwards on the cell walls.
C The pressure of water outside the cells presses inwards on the cell walls.
D The pressure of water outside the cells presses outwards on the cell walls.

▶️Answer/Explanation

Ans: B

Question 9

TOPIC : 3.3

What is a correct statement about active transport?

A Particles move into cells, using energy released by photosynthesis.
B Particles move across a cell wall without using energy.
C Particles move from a region of higher concentration to a region of lower concentration.
D Particles move across a cell membrane, using energy released by respiration.

▶️Answer/Explanation

Ans: D

Question 10

TOPIC : 4.1

A sample of food was tested with biuret reagent.
Which colour would be seen if the food sample contained protein?

A  blue-black
B  brick red
C  yellow-brown
D  purple

▶️Answer/Explanation

Ans: D

Question 11

TOPIC : 4.1

Which elements are found in fats?

A carbon, hydrogen and iron
B carbon, hydrogen and oxygen
C carbon, hydrogen and nitrogen
D carbon, oxygen and nitrogen

▶️Answer/Explanation

Ans: B

Question 12

TOPIC : 5.1

Which statements about enzymes are correct?

 1 Enzymes are biological catalysts                                                                                                                                                                                                         

2 Enzymes are carbohydrates                                                                                                                                                                                                             

 3 Enzymes have an active site

A 1 and 2                            B 1 and 3                      C 2 and 3                       D 3 only

▶️Answer/Explanation

Ans:B

Question 13

TOPIC : 6.1

The equation for photosynthesis is shown.

Which words correctly complete gaps 1, 2 and 3?

▶️Answer/Explanation

Ans: B

Question 14

TOPIC : 2.1

Which carbohydrate is used to make cell walls?
A cellulose
B glycogen
C starch
D sucrose

▶️Answer/Explanation

Ans:A

Question 15

TOPIC : 6.2

The diagram shows a cross-section of a leaf.

Which row shows the correct table?

▶️Answer/Explanation

Ans:A

Question 16

TOPIC : 7.1

The table shows some of the nutrients found in yoghurt.

One serving size of yoghurt is 150g.

One of the nutrients in the yoghurt is required for healthy bones and teeth.

What is the mass of this nutrient in one serving of yoghurt ?

A 0.24g                     B 2.25g                           C 7.20g                                 D 10.35g 

▶️Answer/Explanation

Ans: A

Question 17

TOPIC : 7.2

The diagram shows the alimentary canal and some of the associated organs in a cat. The
alimentary canal of a cat is similar to that of a human.

Which row identifies the structures labelled 1-4?

▶️Answer/Explanation

Ans: B

Question 18

TOPIC : 7.3

The diagram shows the four types of teeth in a human jaw.

Which row correctly identifies all four types of teeth?

▶️Answer/Explanation

Ans: B

Question 19

TOPIC : 7.4

What are the products of protein digestion in the stomach?

A amino acids
B fatty acids
C glycerol
D proteases

▶️Answer/Explanation

Ans: A

Question 20

TOPIC : 7.5

Where is water absorbed?

A colon and small intestine
B large intestine only
C gall bladder and colon
D small intestine only

▶️Answer/Explanation

Ans: A

Question 21

TOPIC : 8.1

The diagram shows a cross-section of a stem.

Which statement correctly describes the location and function of phloem?
A Structure R is phloem and transports amino acids and starch.
B Structure S is phloem and transports amino acids and starch.
C Structure R is phloem and transports amino acids and sucrose.
D Structure S is phloem and transports amino acids and sucrose.

▶️Answer/Explanation

Ans:C

Question 22

TOPIC : 8.3

Some environmental factors are listed.

1 carbon dioxide concentration                                                                                                                                                                                                             

2 temperature                                                                                                                                                                                                                                           

3 oxygen concentration                                                                                                                                                                                                                         

4 wind speed

Which factors directly affect the rate of transpiration

A 1 and 3                    B 1 and 4                             C 2 and 3                      D 2 and 4  

▶️Answer/Explanation

Ans:D

Question 23

TOPIC : 9.3

The diagram shows part of a blood vessel.

Which evidence in the diagram shows that it is a vein and not an artery?
A There is a valve inside the blood vessel.
B Blood is flowing in an upwards direction.
C The blood vessel has a relatively small lumen.
D The blood vessel has a relatively thick wall.

▶️Answer/Explanation

Ans: A

Question 24

TOPIC : 9.4

The photomicrograph shows two blood cells.

What is the function of these cells?

A to carry out phagocytosis
B to produce antibodies
C to transport oxygen
D to transport vitamins

▶️Answer/Explanation

Ans: C

Question 25

TOPIC : 4.1

Which row matches a gas in expired air with a substance that can be used to test for the
presence of that gas?

▶️Answer/Explanation

Ans: B

Question 26

TOPIC : 12.3

Which graph shows how temperature affects the rate of anaerobic respiration in yeast?

▶️Answer/Explanation

Ans: B

Question 27

TOPIC : 14.1

What is the pathway of a reflex arc from the receptor to the effector?

A motor neurone  relay neurone  sensory neurone
B motor neurone  sensory neurone  relay neurone
C sensory neurone  motor neurone  relay neurone
D sensory neurone  relay neurone  motor neurone

▶️Answer/Explanation

Ans:D

Question 28

TOPIC : 14.3

 What is an effect of adrenaline secretion?

A decreased breathing rate
B decreased pupil diameter
C development of secondary sexual characteristics
D increased heart rate

▶️Answer/Explanation

Ans: D

Question 29

TOPIC : 14.5

What is phototropism?

A absorbing mineral ions
B absorbing water
C directional growth in response to gravity
D directional growth in response to light

▶️Answer/Explanation

Ans: D

Question 30

TOPIC : 16.1

A gardener wants to grow some new plants that are identical to plants that she already has.
Which method of reproduction is used, and how many parents are needed for her to grow some
new identical plants?

▶️Answer/Explanation

Ans: A

Question 31

TOPIC : 16.3

What must always be present for seeds to germinate?

A chlorophyll
B light
C soil
D water

▶️Answer/Explanation

Ans:D

Question 32

TOPIC : 16.4

What is a flagellum?

A a ball of cells that implants into the lining of the uterus
B a cell structure that releases energy
C a cell that forms after the sperm cell fuses with the egg cell
D an adaptive feature used for movement of sperm cells

▶️Answer/Explanation

Ans:D

Question 33

TOPIC : 16.4

Which word describes a fertilised cell?

A acrosome
B embryo
C gamete
D zygote

▶️Answer/Explanation

Ans: D

Question 34

TOPIC : 16.5

Which secondary sexual characteristic is caused by both testosterone and oestrogen?

A breast development
B changes in body shape
C growth of facial hair
D sudden deepening of voice

▶️Answer/Explanation

Ans: B

Question 35

TOPIC : 16.6

Some ways that diseases can be transmitted are listed.

1 airborne droplets
2 blood and needles
3 food and drink
4 unprotected sex

which ways can transmit HIV?

A 1 and 3                        B 1 only                      C 2 and 4                     D 4 only

▶️Answer/Explanation

Ans:C

Question 36

TOPIC : 17.1

What do genes code for?

A fats
B proteins
C starch
D sugars

▶️Answer/Explanation

Ans:B

Question 37

TOPIC : 17.4

When white-flowered pea plants are crossed with red-flowered pea plants, the offspring plants all
have red flowers.
If these offspring plants are crossed, the next generation of plants contains both red-flowered and
white-flowered plants.
Which statement explains this?

A The allele for red flowers is dominant, and the offspring plants are heterozygous.
B The allele for red flowers is dominant, and the offspring plants are homozygous.
C The allele for red flowers is recessive, and the offspring plants are heterozygous.
D The allele for red flowers is recessive, and the offspring plants are homozygous.

▶️Answer/Explanation

Ans: A

Question 38

TOPIC : 18.2

What is a description of an adaptive feature?
A an inherited characteristic that helps an organism to survive and reproduce
B the differences between individuals of the same species
C the genetic make-up of an organism
D the transmission of information from generation to generation .

▶️Answer/Explanation

Ans: A

Question 39

TOPIC : 19.2

Which diagram shows a pyramid of biomass for the food chain shown?

▶️Answer/Explanation

Ans:A

Question 40

TOPIC : 20.4

Which statement about conservation is correct?

A Captive breeding programmes can be used to conserve endangered species.
B Climate change is reducing the number of species that are endangered.
C Habitat protection increases the number of species that are endangered.
D Sustainable resources are those that are used more rapidly than they are replaced

▶️Answer/Explanation

Ans:A

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