SECTION A ( 30 %)Answer all questions. Every question is followed by four options A, B, C and D. Circle the correct answer.

Figure 11. Why do ancient men live in caves?

A To help them grow quicklyB To help them find foodC To protect themselves from earthquakesD To protect themselves from danger, the Sun and rain

Figure 22. Based on Figure 2, what happens after a few days?

A The mosquito larva grows bigger.B A mosquito appears at the surface of the water.C The number of mosquito larvae increases.D The mosquito larva dies.

3. Which of the following shows the behaviour of a snail that protects it from enemies?A Runs very fastB Has a bad smellC Hides its head and body in its hard shellD Releases poison from its body

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layer of oil

mosquito larva

Figure 3 Which of the labelled parts is the breathing structure of the caterpillar?

5. Which of the following are bad habits of humans?

I ReadingII SmokingIII Taking drugsIV Drinking colaA I and II onlyB I and IV onlyC II and III onlyD II and IV only

6. The figure 4 below shows the main organs that areinvolved in breathing.

Figure 4

Which organ absorbs oxygen during breathinA PB QC RD S

7. Which of the following shows the path of air during inhalation?A Nose windpipe lungsB Nose mouth lungsC Mouth lungs windpipeD Mouth nose lungs

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8. Which of the following activities increase the rate of breathing?

I JoggingII SingingIII SleepingIV Marching

A I and II onlyB II and III onlyC I, II and III only

Figure 59. The following figure 5 shows the process of breathing in a human. Which of the following is true about this process?

I The volume of the chest cavity increases.II The chest moves inwards and downwards.III The air is slightly warm.

A I and II only B I and III onlyC II and III only D I, II and III

10. The animals shown in the list above have a special characteristic to protect themselves from enemies. What is the special characteristic?

A StingB CamouflageC Bad smellD Hard skin

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Caterpillar Praying mantisButterfly Grasshopper

A BFigure 6

11. Why is plant A unhealthy compared to plant B?A Plant A has dull leaves.B Plant A does not like to be in a small space.C Plant A does not get enough sunlight.D Plant A has caterpillars on its leaves.

Figure 7

12. Which basic need of the plant is the most difficult to get in the region shown above?A Water

B AirC Sunlight

D Food

Figure 813. Figure 9 shows a part of the grass being covered with a wooden plank. After two

days, it is observed that the part of the grass covered with the wooden plank turns yellow. Why does this happen?A The grass covered with the wooden plank does not get water.B The grass covered with the wooden plank does not get food.C The grass covered with the wooden plank cannot breathe.D The grass covered with the wooden plank does not get sunlight.

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cupboard

14. What is the effect of alcohol on a person?A The person’s response to stimuli will be delayed.B The alcohol will strengthen muscles.C The hearing of the person becomes sharper.D The person cannot breathe well.

Figure 15

15. What is the excretory organ of the above animal?A Gills

B SkinC Kidneys

D Lungs

Figure 16

Figure 1616. Figure 16 shows a fish. Which of the following parts, labeled A, B, C or D, excretes

waste materials from the fish?

17. The breathing structures that enable frogs to breathe on land and in water are the…I gills.II skin.III lungs.IV tracheal structures.A I and II onlyB I and III onlyC II and III onlyD III and IV only

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B

CD

18. All of the following animals breathe through tracheal structures except…A B

C D

19. A grasshopper with its head immersed in water will not die by drowning. This is because …A the grasshopper can breathe in water.B there is air for breathing in water..C its breathing structure is located in the abdomen.D it can live in water and on land.

20. Which of the following animals breathes using gills?A The crocodile B The tadpoleC The frog D The mosquito

21. Which of the following plants reproduces by spores?

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22 The picture below shows a banana plant.

Figure 17What is the name of the part labeled X?A Underground stemB Parent plantC SuckerD Shoot

23. The information below is about an animal.

What is the animal mentioned above?A CrabB CockroachC FrogD Dolphin

24. The picture below shows a mimosa plant.

Figure 18This plant can respond to…I water.II touch.III sunlight.A I and II onlyB I and III onlyC II and III onlyD I, II and III

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25. Which of the following animals gives birth to the young?A The lizardB The crocodileC The frogD The whale

26. Which of the following animals produce offspring which look different from their parents?A Fish.

B SnakeC Mosquito.

D Grasshopper

Figure 19

27. The graph in Figure 19 shows the process of…A growth.

B breathing.C movement.

D reproduction

28. Which of the following are living things in groups X and Y?

XY

A Butterfly, mosquito Crab, turtleB Otter, monitor Crocodile, whaleC Mosquito, frog

Crocodile, turtleD Snake, frog Turtle, otter

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Living things in group X live on land but lay eggs in water.Living things in group Y live in water but lay eggs on land.

Number of animals

Year200220012000

30. Which of the following animals excretes its waste products through gills?A FrogB MouseC PrawnD Earthworm

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SECTION B ( 20%)Answer all the questions.

Before exercise After exercise

Figure 1

1. Figure 1 shows the physical conditions of a pupil before and after exercise. (a) What is your observation from the picture given?

____________________________________________________________( 1 mark)

(b) Which part of the body produces this excretory product?

______________________________________________________________( 1 mark)

(c) Name two other products of human excretion and the organs involved besides the one given in (a)i.

Product of human excretion

Organ

( 4 Marks )

(d) Humans also get rid of faeces through _______________________________( 1 mark)

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2. The following figure shows the main organs involved in breathing.

Figure 2(a) Name the organs that are labeled P, Q, R and S.i. P: ________________________

ii. R: _______________________

iii. S: _______________________ ( 3 marks)

(b) Complete the chart below to show the passage of air during inhalation.

( 1 mark)

(c) State two differences between inhaled air and exhaled air.

( 2 marks)

3. Number of Days Height of plant ( cm)

2 24 36 4

Table 1 The table shows the height of a plant.

a) What is the aim of the fair test( experiment) above?_______________________________________________________________

( 1 mark)

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b) State what do you need i) to change ( manipulated variable) : _________________________________

ii) to measure ( responding variable) :_________________________________( 2 marks)

c) What is the relationship between the two variables in the fair test above?

_______________________________________________________________( 1 mark)

Rhinoceros Scorpion Anteater

Figure 34. Figure 3 shows three kinds of animals which have special characteristics and

behaviour to protect themselves from danger.(a) Name a special characteristic of the rhinoceros that protect it from danger.

______________________________________________________________

______________________________________________________________( 1 mark)

(b) How does anteater protect itself from its enemies? ______________________________________________________________

______________________________________________________________( 1 mark)

(c) Give a animal that protect itself in the same way as a scorpion.

______________________________________________________________ ( 1 mark)

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