Name : ... Form : ..

Name : ... Form : ..

1. Which of the following is an example of sensory organs?A. HeartC. MouthB. LiverD. Skin

2. A blind student uses his fingertips to read the Braille because the skin in that areaA. has more receptorsC. has more blood supplyB. has a thicker epidermisD. has less receptors

P3.

Diagram 3 The part labeled Q is known as theA. smell receptorsC. mucus layerB. nasal cavityD. nostrils

4. Diagram 4 shows the different areas of the tongue.

Diagram 4 Which areas are most sensitive to salt solution, sugar solution and vinegar respectively?

Salt solutionSugar solutionVinegar

AIIVII

BIIVIII

CIIIIII

DIIIIVII

5. Diagram 5 shows the hearing mechanism.

OssiclesPEar pinnaSound waves

BrainCochleaCochleaQ

Diagram 5 Which of the following is represented by P and Q?

PQ

AOval windowEustachian tube

BSemicircular canalEardrum

CEardrumEustachian tube

DEardrumOval window

AC6. A student with normal vision wears the spectacles of his friend with long-sight. His vision becomes blurred. Which of the following shows the correct position of image in his eyes?

DB

A7. Which of the following shows the reflection of light?

C

D

B

QP8. Diagram 8 shows cross-section of a human ear.

TSRDiagram 8Which of the following shows the correct sequence of the pathway of sound wave into the ear?A TPS RC PQSRB TSQRD TSQR

9. Diagram 10 shows the apparatus set up to study the property of sound. A piece of metal, cloth and cushion are used as object P.

Diagram 9Which object when used as P causes the loudest sound of the stopwatch to be heard at the end of the plastic tube A? What is the property involved?

Object PProperty of object

ACushionAbsorption of sound

BClothReflection of sound

CMetalReflection of sound

DMetalRefraction of sound

10. Diagram 10 shows a type of response in plant.

Diagram 10The type of tropism shown by the plant isA PhototropismC ThigmotropismB HydrotropismD Nastic movement

11. Diagram 11 shows the seven classes of food.

Diagram 11Which of the following is the main function of the food classes X and Y?

XY

AMain source of energyPrevents constipation

BPrevents constipationBuilds new tissues

CProtects internal organReplaces damaged tissues

DMaintain body healthFor growth

12. Diagram 12 shows a child who is suffering from a disease.

Diagram 12Which of the following causes the disease?A. Deficiency of proteinC. Deficiency of calcium mineralB. Excessive intake of fatsD. Excessive intake of carbohydrates

13. A student carried out Benedicts test on orange juice as shown in diagram 13.

Diagram 13Which of the following is the correct observation and conclusion for this experiment?

ObservationConclusion

ABlue solutionStarch present

BDark red precipitateGlucose not present

CBrick-red precipitateGlucose present

DBrick-red precipitateSucrose present

14. Table 14 shows the calorific value of four types of food. A student had 200g of rice, 50g boiled egg, 100g mutton and 50g anchovies for his lunch. Calculate the calorific value of food consumed by that student.

Type of foodCalorific value, kJ / 100g

Rice1500

Boiled egg650

Mutton620

Anchovies940

Table 14

A 3710 kJC 5210 kJB 4415 kJD 7420 kJ

15. Diagram 15 shows a food pyramid.

CBADGrainsVegetables

Diagram 15

Which group of food A, B, C or D, when consumed too much will cause overweight and heart disease?

16. Diagram 16 shows the human digestive system.

Diagram 16

At which part labeled V, W, X or Y do digestions of carbohydrate, protein and fat start?

CarbohydrateProteinFat

AVWX

BVVV

CVWW

DWVY

17. Table 17 shows the digestion of food in the small intestine. EnzymeSubstrateProduct

LipaseFatX

ProteaseProteinY

Table 17What are X and Y?XY

AGlucoseAmino acid

BFatty acid and glycerolGlucose

CAmino acidFatty acid and glycerol

DFatty acid and glycerolAmino acid

18. Diagram 18 shows a structure of villus.

Diagram 18This structure is found on the inner surface ofA stomachC small intestineB oesophagusD large intestine

19. Faeces are stored in theA rectumC appendixB anusD bladder

20. Diagram 20 shows some food in a food class.

Diagram 20Which of the following is true about a person whose diet is rich in this type of food?A He eats a nutritional foodC He is not getting enough caloriesB He is at high risk of getting heart problemsD His diet is lacking in fat

21. Which of the following classification of animals is correct?AnimalsClass

ADuckReptile

BSnakeAmphibian

CWhaleMammal

DCrocodileFish

22. The information shows a list of animals which have common characteristics.What are the common characteristics?

SnakeBirdWhale

A Lays eggsC Have backbonesB Cold-bloodedD External fertilization

23. Diagram 23 shows two different animals.

Diagram 23What is the similarity between the two animals?A Furry C Have scales B Lay eggs D Warm blooded

24. Below the list of characteristics of a class of vertebrate.

Give birth to youngCovered with hairInternal fertilisation

Which of the following is also the characteristics of this class of vertebrate?A Cold-blooded C Live in water and landB Breathe trough lungs D Legs covered with dry scales

25. Diagram 25 shows part of the classification of invertebrates.

Diagram 25What do P and Q represent?

PQ

ABirdEarthworm

BCockroachLizard

CBeeCentipede

DBatCat

26. Diagram 26 shows two plants. Diagram 26Which the following is the common characteristics of the plants?A Produce flowers C Produces sporesB Have stems and real roots D Obtain food from dead

27. Diagram 27 shows a paddy plant.

Diagram 27Which of the following plants belongs to the same group as paddy plant?A Hibiscus plant C Rose plantB Maize plant D Balsam plant

28. Diagram 28 shows the leaf of a type of plant.

Diagram 28Which of the following characteristics are also found in this plant?I. Fibrous root systemII. Seeds with one cotyledonIII. Seeds with two cotyledonsIV. Woody stemsA I and IIB I and III C II and IV D III and IV

29. Which of the following statements are true?I. Insects are invertebratesII. Not all invertebrates are insectsIII. Spiders are not insectsA I and II onlyB I and III onlyC II and III onlyD I, II and III

30. Dicotyledonous plants have I. tap rootII. leaves with net-work veinsIII. floral parts in multiples of threeA I and II onlyB I and III onlyC II and III onlyD I, II and III

31. Which of the following best define species?A A group of organisms with common characteristics that live in the same habitat B A group of organisms that make their own foodC A group of organisms with the same type of reproductive organsD A group of organisms with the same features and structures and can breed among themselves to produce offspring

32. Frogs, fish, water lilies and pond skaters that live together in a pond form aA habitatC communityB population D ecosystem

33. Diagram 33 shows relationship among species, population and community in a habitat.

Ecosystem

Non-Living ComponentLiving Components

SoilZYX

Diagram 33What do X, Y and Z represent? X Y ZAPlants Animals AirBMineralsPlantsAnimalsCWaterAirAnimalsDPlantsTemperatureAnimals

34. Diagram 34 shows the habitat occupied by four types of organisms, P, Q, R and S.

Diagram 34Which of the following organisms is a tertiary consumer?A PC RB QD S35. After cutting down trees in the jungle for timber, the forests are replanted with young trees. This is the process of A educationC conservationB preservationD pollution control

36. Diagram 36 shows an interaction between two organisms.

Diagram 36Which of the following interaction is similar to the diagram?A Algae and fungiC Parasites in human intestinesB Remora fish and sharksD Bacteria in termite intestines

37. Diagram 37 shows a food web.

Diagram 37Which of the following pair of organisms are competitors for the same type of food?A U and RC T and RB U and SD Q and R

38. Diagram 38 shows a food chain.

Diagram 38An increase in the fishing activity by fishermen reduces the population of fish andI. increases the population of planktonII. decreases the population of sealsIII. increases the population of sharkIV. increases the population of sealsA I and IIB I and III C II and IV D III and IV

39. Photosynthesis is important in maintaining the balance in nature because it is the only process whichI. absorbs carbon dioxide from the airII. stores food for the animalsIII. changes light energy into chemical energy A I and II onlyB I and III onlyC II and III onlyD I, II and III

40. Among the steps that we can take to conserve living organisms areI. practising reforestationII. establishing national parksIII. establishing centres to reproduce endangered speciesA I and II onlyB I and III onlyC II and III onlyD I, II and III

Section B (Answer five questions from this section)1. Diagram 1 shows a set up of apparatus to study the need for a medium for sound to travel.

Diagram 1When the electric bell is switched on, a ringing sound can be heard. When the vacuum pump is switched on, the ringing sound becomes fainter until finally it cannot be heard anymore.a) State the energy changes that occur in this experiment.

[2 marks]b) What happen to the ringing sound when all the air has been sucked out of the bell jar?[1 mark]c) What inference can you make based on the observation in (b)? [1 mark]d) How do we know that the electric bell is still functioning? [1 mark]e) Give one method use by astronauts to communicate on the moon. [1 mark]

2. Diagram 2 shows a pyramid of numbers

Diagram 2 (a) Based on Diagram 2 name the(i) producers : .(ii) primary consumers: [ 2 marks ](b) State the food chain based on Diagram 2

[1 mark] (c) Draw an arrow in the provided box of Diagram 2 to show energy flow. [1 mark ]

(d) If the population of frog decreases, what will happen to the population of(i) grass : (ii) snake : [2 marks]

3. Figure 3 shows four animals, L, M, N and O.

(a) Classify L, M, N and O into vertebrates and invertebrates.VertebratesInvertebrates

[2 marks](b) Give one special characteristic each for L and O. L: O: ...........................................................[2 marks](c) Which of the animals is a mammal? .[1 mark]

(d) Give another example of mammal... .[1 mark]

4. (a) What is mean by commensalism? .[1 mark]

(b) Give one example of commensalism.[1 mark]

(c) Name the commensal and the host.Commensal: The host: [2 marks](d) Which of the two animals benefits from the interaction?..[1 mark]

5. (a) What are the importance of proteins and carbohydrates to our body? Carbohydrates: Proteins: [2 marks](b) A cereal supplies 1200 kJ of energy per 100g i. What does kJ stand for?..[1 mark]ii. What does the statement actually mean?..[1 mark](c) i. Name one food that supplies dietary fibre .[1 mark]ii. How does fibre help our body? ..[1 mark]

6. Diagram 6 shows an interaction between owls and rats in a palm oil estate.

Diagram 6(a) (i) What is the interaction shown above?.[1 mark](ii) What are the owl and rat known as in this interaction?Owl: Rat: .[2 marks](b) Give one other example of this interaction.[1 mark](c) The interaction mentioned in (a) (i) is applied in controlling the population of rats in the estate.(i) Name this type of pest control..[1 mark](ii) Give one advantage of the method name in (c) (i) over the use of chemical substances to kill rats. [1 mark]

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