science std 4

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NAME / : . Class /4: .

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SECTION A30 Marks/Answer All the questions.

Every question is followed by option A, B, Cand D. Choose the correct answer.A, B, C, D. .

1. Which of the following animals isplaced in the wrong shelter??

Animal ShelterA. elephant/ cave/B. rabit/ hole/C. ants/ ant hill/D. bird/ nest/2. Which animals excrete waste

materials through gills??

P. caterpillar Q. tadpole

R. pangolin S. prawn

Table / 1

A.P and/ Q only/B.P and/ S only/C. Q and/ S only/D.R and/ S only/3. Animal X has a tick and hard skin

that can lessen the injuries if it isattacked by its enemies. Predictanimal X.

X . X .

A. rhinoceros / B. tortoise / C. rabbit / D. crab /

4. Diagram 1 shows a papaya treethat produces latex to keep awayanimals1,,.

Diagram / 1

Which plant has the samecharacteristics as the papaya tree??

A. yam plant / B. pineapple plant / C. bamboo plant / D. banana tree / 5. An animal has this characteristic

It takes care of its eggs

Which of the following is probablythe animal??

A. frog /B. turtle / C. hen /

D. cockroach /


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6. Picture 2, shows the rise in waterlevel after 4 marbles were added.2.

Diagram / 2

What is the new reading if 8 moremarbles of the same size are added?8

, ?

A. 170ml/..B. 190ml/..C. 240ml/..D. 360ml/..7. Calculate the area of the shaded

part Diagram 3.3

Diagram / 3

A.40 cm2B.24 cm

2

C.16 cm2D.18 cm28. The Diagram 4 shows an

investigation4,

Diagram / 4

What can you conclude based on theobservation above??

A. The shoots respond to sunlightB. The leaves respond to stimuliC. The shoots respond to waterD. The roots respond to gravity

9. Diagram 5 shows a plan of ahouse.5,

Diagram / 5

What is the area of the house, inm2?, m2-?

A. 10B. 26C. 30D. 45


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10. Which of the following are thecorrect techniques when taking

radings of volumes of the water??

I. Eyes above the level of themeniscus.

II. Taking the reading at thelowest part of the meniscus

III.

Taking the reading at anyplace from the measuringcylinder.

IV. Eyes must be at the samelevel of the lowest part ofthe meniscus,

.

A.I and/IIIB.II and/ IVC.I, II and/IV

D.I, II, III and/IV11. Table 1 shows the reading

obtained in an activity.1

.Mass of load (g)()

100 200 300 400

Length of spring(cm)(.)

12 14 16 18

Table / 1

Predict the length of the spring if the loadhas a mass of 250 g.250 .

A. 13 cm / ..B. 14.5 cm / ..C. 15 cm / ..

D. 15.5 cm / ..12. Which of the following statements

shows the proper ways animalsprotect their species?

?I. Animals lay their eggs in a hidden

area..

II. Animals take care of their young..

III. Animals reproduce to ensure thesurvival of their species.

.IV. Animals let their young to live by

them selves..

A. I and/ IIB. II and/ IIIC. I, II and/ IIID. I, II, III and/ IV13. Lung cancer may be caused by___.

_________________.

A. takingdrugs

B. drinking

alcohol

C. smoking D. breathing


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14. Which of the following is thecorrect order of the passage for airwhen we inhale??R lungs S nose T windpipe

Table / 3

A. T, S, RB. S, T, RC. R, S, TD. S, R, T15. Which of the following pair showsthe incorrect adaptation of animal

to very hot climate??

A. Elephant Wrinkled skin

B.Buffaloes

Wallows in mud

holes

C. Camels

Long neck

D. Desert fox

Long ears

16. A ruler is suitable for measuringlength because ______________.

,

I. It has a straight edge

II. It is hard

III. It has standard unit

A. I and/ IIB. I and/ IIIC. II and/ IIID. I, II and/ III17. Which of the following is a

standard unit for time??

A. Second /B. Kilogram / C. Metre /D. Litre / 18. Which of the following tools are

used to measure the mass of anobject??

I. Beam balance

II. Digital watch

III. Compression balance

A. I only/B. I and/ IIC. I and/ IIID. II and/ III19. Diagram 7 shows a measuring

cylinder.7

Diagram / 7

What is the apparatus used for?

?


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A. To measure the mass of an objectB. To measure the length of anobjectC. To measure the volume of ansolidD. To measure the volume of a

liquid

20. Diagram 8 shows the measurement

of a pencil8, .

Diagram / 8

What is the length of the pencil??

A. 3 cm / B. 8 cm / C. 6 cm / D. 11 cm / 21. The below diagram 4 shows the

breathing structures of twoanimals, J and K.4, JK .

Animal

Breathing structure

J Gills K Moist skin

Table / 4

Which of the following animals representJ and K?

J K

AFish

Frog

B Tadpole Crab

CWhale

Grasshopper

DPrawn

Earthworm

22. The diagram 9 shows two pottedplants. The plants were put in abright place.9, .

.

Diagram / 9

After a few days, plant A growstaller but plant B died.Whatconclusion can you make from theexperiment?, A. ,

B. ?

A. Plants need air to liveB. Plants need water to liveC. Plants need sunlight to liveD. Plants need a suitable temperatureto live


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23. The information below shows thevolumes of three cuboids ofdifferent sizes..

The volume of J is greater than KJ-K-

The volume of L is equal to KL-K-.

Which of the following represent theinformation above??J K LA

B

C

D

24. The devices below shown the toolsto measure time..

Sundial /Pendulum Clock /

XHour Glass /

Which of the following represents x?X?A. Arm Span B. Ball Bouncing C. Measuring Tape D. Water Dripping

25. The table below shows the specificcharacteristics of plants P, Q, R to

protect themselves from enemis..Plants Specific CharacteristicsP Have fine hairs

Q PoisonousR Have sharp throns

Table 5Identify tham.P, Q, R.P Q R

APineapple

Yam palant

Bamboo

BPapaya

Bamboo

Mimosa

CBamboo

Mushroom

Pineapple

DSugar cane

Yam plant

Pineapple

26. The Diagram 11 shows the area ofthe rectangle11,

Diagram / 11

The area of the rectangle is_____________.?

A. 150cm2B. 110cm2C. 10cm2D. 100cm2


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27. A cuboid has a length of 3cm,width of 4cm and height of 7cm.Calculate the volume of thecuboid?3 .4 .,7 .. ?

A. 84cm2B. 84cm3C. 14cm3D. 14cm228. The following information shows

some behavior of animals

JA snail hides in its hard shell

KA frog produces a loud noise

LA pangolin curls its body

M

A bear climbs up a tree

Table / 6

Which of the following is true about theway an animal protects itself fromdanger??

A. J and/ LB. K and/ LC. K and/ MD. J, K and/ M29. Animals need to excrete and

defecate in order to _____________.. _______.

A. get rid of waste productsB. eat moreC. be happyD. grow

30. Which of the following units oflength are arranged in ascendingorder?

?

A. km m cm mmB. mm cm m kmC. m mm cm kmD. cm m km mm

_____________________ END __________________ _____________________


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SECTION B20 Marks /

1. Diagram 10 shows three grasshoppers are put in three coverted glass containers ofdifferent size.

10, 3

Diagram / 7

The time taken by each grasshopper to stay alive is recorded in Table 1.7-.

Container Time taken by grasshopper to stay alive hr) )R 2S 3T 4

Table / 7

A. What is the purpose (aim) of this investigation??

_______________________________________________________________________ [1 Mark / ]

B. Predict the time taken by the grasshoppers to stay alive if 4 grasshoppers are put inthe container T.4 T-.

_______________________________________________________________________ [1 Mark / ]

C. State one reason (inference) about the less time taken by the grasshopper to stayalive in container R.R-.

_______________________________________________________________________ [1 Mark / ]

D. What conclusion can be made from this investigation??

_______________________________________________________________________ [1 Mark / ]


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3. Diagram 12 below shows an investigation about the pendulum swings in 20 seconds12, 20 .

Length of string

Number of swing in 20 seconds20

5 40

10 35

15 31

20 28

25 26

Diagram / 12 Table / 8

A. What is the purpose of the investigation??

___________________________________________________________________________[1 Mark / ]

B. Based on the investigation, state the following::

i. what is changed /: ______________________________________________

ii. What is measured / : _______________________________________________[2 Marks / ]

C. Predict the number of swings in 20 seconds if the length of the string is 30cm.30cm , 20 .

_______________________________________________________________________ [1 Mark / ]


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4. A pupil carried out an investigation as shown in Diagram 13.13, .

Diagram / 13a

Digram shows the observations after a few days

Diagram / 13b

A. What is the aim of the investigation??

_______________________________________________________________________ [1 Mark / ]B. What is the purpose of using silica gel in the apparatus set-ups??

_______________________________________________________________________ [1 Mark / ]C. State the thing that is /i. changed /: __________________________________________________

ii. measured / : ___________________________________________________________________________________________________________________________ [1 Mark / ]D. State inference to explain the observation in

i. Beaker / P: _________________________________________________________

ii. Beaker / Q: _________________________________________________________[1 Mark / ]


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5. Diagram 14 below shows an experiment set-up carried out by a group of pupils. Aseedling is peaced in a box and then the box in closed with cover.14, ..

Diagram / 14a

Diagram below shows the result of the experiment after three weeks.,

Diagram / 14b

A. What can you observe in this experiment?.

_______________________________________________________________________ [1 Mark / ]

B. State one inference for the observation obtained from this investigation..

_______________________________________________________________________ [1 Mark / ]

C. Predict what will happen after a few weeks if the box does not have a hole?, .

_______________________________________________________________________ [1 Mark / ]

D. What conclusion can you make from this investigation??

_______________________________________________________________________ [1 Mark / ]

science std 4

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