soalan sn thun 5(mac)

7/27/2019 Soalan Sn Thun 5(Mac)

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SECTION A

Answer all questions.

Every question is followed by four answerA, B, CandD. Choose the correct answer.Then, blacken your answer on the answer sheet provided. The suggested time for thissection is 45 minutes. If you are unable to answer a question, proceed to the nextquestion.

1 Some microorganisms were added to a mixture of flour and warm water. After awhile, the dough rises.

What causes it to rise?

A The flour meltsB The warm water expandsC The microorganisms breatheD The warm water makes the flour expand

2 The diagram below shows a microorganism, that is called .............

A virusB bacteriaC protozoaD fungi

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3 Which of the following device is used to observe microorganisms?

A C

B D

4 What must you do when you cough?

A Use your hand to cover your mouthB Go to crowded placeC Sleep late at nightD Take painkillers

5 The picture below shows an animal.

How does the animal above ensure the survival of its young?

A Stay in herds

B Fight with its enemies C Hide the young in its mouth D Carry the young in the pouch

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6 The information below shows the reproducing process of an animal.

Based on the information above, which of the following animal is beingreferred to ?

A Frog B Crab C Turtle D Lizard

7 The diagram below shows a fruit.

What is the dispersal agent for the fruit above ?

A Wind B Water

C Animal D Explosive mechanism

8 The diagram below shows two type of fruits.

Which of the following uses the same way of dispersal as for the fruitsabove?

A LalangB Water lilyC LovegrassD Flame of the fores

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The mother lays eggs on the beach

The eggs hatch by themselves

The newborn move to the sea


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Dry when ripe

Fruit splits and explodes when mature

9 The information below shows the characteristics of a fruit.

What is the dispersal agent for this fruit ?

A WindB WaterC AnimalD Explosive mechanism

10 The diagram shows a seed of plant.

The seeds of which other plants are dispersed in the same way as theabove seed ?

A Lotus B Rubber

C Clamatis D Love grass

11 Which of the following animals does not take care of its young ?

A C

B D

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12 How do birds ensure the survival of their species ?

I Build their nests on trees.

II Feed their young.III Carry their young on their backs.IV Bury their eggs in the sand.

A I and II onlyB I and III onlyC II and III onlyD II and IV only

13 Which of the following is not true about the way the animal protect its eggs ?

ANIMAL WAY TO PROTECT ITS EGGS

A Mosquito Lays eggs in stagnant water

B Cockroach Lays eggs in hidden places

C Snail Lays eggs in the soil

D Turtle Hides eggs in the sand

14 Which of the following animal carries its egg underneath it body ?

A C

B D

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15 The diagram below shows love grass seed.

What is the function of the part lebelled X ?

A To absorb water and air. B To help the seeds to float on water. C To help the seeds to stay afloat in air.

D To stick onto the fur or body of animals.

16 Which of the following food chain is correct ?

A Paddy plant bird grasshopper snake

B Paddy plant fox snake hen

C Paddy plant mouse eagle cow

D Paddy plant grasshopper bird snake

17 Which of the following statements is not true ?

A All green plants are producers.B Food chain always begin with green plant.C An organism can belong to more than one food chain.D Consumers are organisms that can make their own food.

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X


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18 The diagram below shows a food chain.

Which of the following animals can represent X ?

I frog

II snakeIII eagle

A I onlyB II onlyC I and II only

D II and III only

Questions 19 20 are based on the food web shown.

19 How many food chains involve in the food web above?

A 3B 4C 5

D 6

20 Snake gets energy from

A grasshopperB paddy plantC caterpillarD bird

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X

Paddy plant

grasshopper

caterpillar

mouse

bird

frog

snake


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21 Microorganism is a...

A living thing that has wings.

B living thing that lives in water.C small living thing that can be seen with the naked eye.D very tiny living thing that cannot be seen with the naked eye.

22 Which of the following is not a microorganism?

A MumpsB VirusC BacteriaD Protozoa

23 The following figure shows a food chain.

Paddy plant

Which of the following represents P and Q?

P Q

A Caterpillar Grasshopper

B Chicken Mouse

C Mouse Snake

D Bird Frog

24 Which of the following is a microorganism?

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A C

B D

25 The picture below shows four types of seeds.

I II

III IV

Which are the seeds dispersed by animals?

A II onlyB I and II only

C II and III only

D II, III and IV only

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26 The informations given below are statements about the characteristics of

animals.

The above statements are related to

A reproduction.

B growth.

C conservation.

D survival.

27 The diagram shows the observation on a slice of mouldy bread on certain days.

Day 1 Day 5 Day 9 Day 12

What conclusion can be made from the observation above?

A The mould grows.

B The mould moves.

C The mould breathes.

D The mould responses to stimuli.

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Lay a lot of eggs

Make a nest for laying eggs

Feed the young with milk


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28 The following pictures show two types of plant seeds dispersed by animals.

Which of the following characteristics helps in dispersing the plant seeds?

A Attractive colour

B Good taste

C Have hooks

D Small in size

29 Which of the following ways can prevent diseases caused by microorganisms

from

spreading?

I Cover up open wounds

II Cover the mouth when coughing

III Wash hands after using the toilet

IV Wash hands before handling foodstuff

A I, II and III only

B I, III and IV only

C II, III and IV only

D I, II, III and IV

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30 Which of the following diseases are caused by microorganisms?

I ll

lll

A I and II only

B I and III only

C II and III only

D I, II and III

Section B

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Answer all the questions

A. Complete the diagram below with the correct answer.

1.

1. 1.

4 4.4

2.4.

3.

( 4 marks )

B. The diagram below shows a food web in a paddy field.

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Way of plantdispersal


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Grasshopper

Paddy sparrow frog

Rat snake

eagle

Make 4 food chain based on the food web.

1. .......................................................................................................................................

2. ......................................................................................................................................

3. .......................................................................................................................................

4 ......................................................................................................................................

( 4 marks )

C. Tick ( / ) for the true statement and ( X ) for the false statement.

1 Microorganisms are living things that are very tiny. [ ]

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2 There are three ways for animals to ensure the survival of their species. [ ]

3 Crocodiles always carry their young on their backs in order to protect their youngfrom enemies. [ ]

4 Dispersal means scattering or distributing the seeds for germination. [ ]

( 4 marks )D. Fill in the blanks with correct answers.

1 .................................. can be found on mouldy bread, rotten food, trees andforest floors

2 Microorganisms does not have legs, but they are able to ..................................

3 Food turns bad because of ................................ and fungi.

4 Microorganisms can also spread through the .............................

5 ........................................ lay eggs and hide them in dark places such as in thecupboard.

6 Bird ................................ their young until the young can fly out of the nest tofind their own food.

7 These seeds and fruits are dispersed by animal : ...........................................

8 A relationship between the producers and consumers are known as a

................................. ( 8 marks )Section C

Answer all questions

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Food chain

feedFood webfungi

cockroaches

elephants

Take carebacteria

airmangoherbivoresmove


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The graph below shows the number of turtles found in Rantau Abang from year 2002 toyear 2006.

0

100

200

300

400

500

2002 2003 2004 2005 2006

a. What is the aim of the fair test?

.............................................................................................................

...............................................................................................................( 1 marks )

b. In this fair test,

i. what to change .....................................................................

ii. what to measure : ..............................................................

( 2 marks )

c. State the trend for the number of turtles found.

..............................................................................................................( 1 marks )

d. What can you conclude from the fair test.

...............................................................................................................( 1 marks )

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Number ofturtles found

Year


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1. Hafiz carried out a study to find out the relationship between sources of food

and the numbers of consumers. The study involved sparrows and

grasshoppers in the paddy field.

The observations are recorded in the following table.

Number of sparrows 2 4 6 8

Number of grasshoppers 50 40 30 20

a) State the aim of investigation.

________________________________________________________________

________________________________________________________________

( 1 mark )

b) What is the trend of change in number of grasshoppers?

________________________________________________________________

( 1 mark )

c) Predict the numbers of a grasshopper if the numbers of sparrows is 10.

________________________________________________________________

( 1 mark )

d) What is the conclusion can you make based on the observations?

________________________________________________________________

________________________________________________________________

( 1 mark )

e) State one other animal that can be found at paddy field.

________________________________________________________________

( 1 mark )

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2. The following table shows the numbers of orang utans found in a jungle.

Year 1998 2000 2002 2004 2006

Number of orang utans 100 90 80 70

a) Based on the investigation, state the following that is :

i) changed ( manipulated variable)

_________________________________________________________( 1 mark )

ii) measured (responding variable)

__________________________________________________________( 1 mark )

iii) kept the same ? (fixed variable)

__________________________________________________________( 1 mark )

b) Predict the numbers of orang utan in 2006?

__________________________________________________________

( 1 mark )

c) What is the trend in the number of orang utan in the table above?

______________________________________________________

( 1 mark )

3. Figure 2 shows a food chain.

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FIGURE 2

a) Using the food chain in Figure 2, state two reasons why the number offrogs decreases?

1. _______________________________________________________

2. _______________________________________________________( 1 mark )

b) Predict the number of snakes if the number of eagles increases in the

food chain.

__________________________________________________________

__________________________________________________________( 1 mark )

c) Using the food web above, construct three foodchains.

1. __________________________________________________________

2. __________________________________________________________

3. __________________________________________________________

( 3 Marks)

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