biology paper 1 one hour and fifteen minutes · form four 2007 biology paper 1 one hour and fifteen...

SEKTOR SEKOBAHA

KEMENTERIA

PEPERIKSAAN DIAFO

One Hou

DO NOT OPEN THIS QUESTISO

1. This question paper is in Englis

2. Candidates are required to read

This question pape

4551/1 @ 2007 Hak Cipta SBP

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4551/1Biology Form 4Paper 1Sept. / Oct.20071 hour 15 min

LAH BERASRAMA PENUHGIAN SEKOLAH

N PELAJARAN MALAYSIA

GNOSTIK / DIAGNOSTIC TESTRM FOUR 2007

BIOLOGYPAPER 1

r and Fifteen Minutes

ON PAPER UNTIL YOU ARE TOLD TO DO

h.

the information on page 2

r consists of 22 printed pages .

[Turn overCONFIDENTIAL

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INFORMATION FOR CANDIDATES

1. This question paper consists of 50 questions.

2. Answer all questions.

3. Answer each question by blackening the correct space on the answer sheet.

4. Blacken only one correct answer for each question.

5. If you wish to change your answer, erase the blackened mark that you have

made. Then blacken for the new answer.

6. The diagrams in the questions provided are not drawn to scale unless stated.

7. You may use a non-programmable scientific calculator.

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For Questions 1 to 50, each question is followed by four alternative answers, A, B, C or D.Choose one correct answer for each question and blacken the corresponding space inyour objective answer sheet.

1. Protoplasm is made up of

A Cytoplasm and nucleusB Cytoplasm and plasma membraneC Cell membrane, cell wall and nucleusD Cytoplasm ,nucleus and plasma membrane

2. The diagram shows the structure of an organelle.

Which cell possesses the organelle shown in the diagram?

A Guard cellB Epidermal cellC Meristematic cellD Sclerenchyma cell

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3. Which of the following organelles contains photosynthetic pigment?

A C

B D

4 A student soaked a raisin in solution X. After a few minutes, he found that the raisinhad expanded.Which of the following show the type of solution X?

A PlasmolysisB Isotonic solutionC Hypotonic solutionD Hypertonic solution

5. Which of the following are the main components of a plasma membrane?

A Protein and carbohydrateB Protein and phospholipidsC Phospholipid and carbohydrateD Protein, phospholipid and carbohydrate

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6. The diagram shows the movement of molecules through plasma membrane.

The movement of the molecules

A occur by osmosisB occur needs energyC occur with the aid of carrier proteinD occur against concentration gradient

7. The diagram shows the double helix structure of DNA.

What is the compound located at P?

A Amino groupB Pentose sugarC Phosphate groupD Nitrogenous base

8. Which of the following are produced from hydrolysis of lactose?

A GlucoseB Glucose and fructoseC Glucose and galactoseD Fructose and galactose

Watermolecules Sucrose

molecules

P

A B

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9. The diagram shows the phases in the cell cycle. What is the phase of the cell cyclerepresented by R?

A G1 phaseB G2 phaseC S phaseD M phase

10. The diagram shows one of the stages of mito

What is the stage shown?

A MetaphaseB TelophaseC AnaphaseD Prophase

P Q

S
R

sis in an animal cell.

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11. The table contains the events that take place during mitosis.

K - The sister chromatids are pulled apart to the opposite poles.L - The chromosomes in the nucleus condensed and become more tightly coiled.M - The spindle fibres disappear and a new nuclear membrane forms each set of

chromosomes.N - The chromosomes are lined up on the metaphase plate.

The correct sequence is

A L, K, M, NB L, N, K , MC K, L, N, MD L, M, N, K

12. Soy bean, milk, fish and meat are very important to reduce the risk of

A scurvyB goiterC pellagraD kwashiorkor

13. Which of the following organs does not secrete protease enzyme?

A IleumB MouthC StomachD Pancreas

14. A person who purposely vomits after taking excessive food is suffering from

A bulimiaB obesityC constipationD anorexia nervosa

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15. The graph below shows the effect of light intensity on the rate of photosynthesis.

Why there is no m

A Stomata staB Light intensiC All the chloroD Concentratio

16. When testing forwith dilute hydrocadded. What is th

A Hydrolyse thB Neutralise thC Reduce theD Oxidise the s

17. The equation bel

What are X and Y

A Ethanol andB Carbon dioxC Ethanol andD Lactic acid a

ore increase in the rate of photosynth

rt to closety has reached the maximum levelphylls have been utilised in light reactin of carbon dioxide limits the rate of ph

the presence of a non-reducing sugar,hloric acid. Then sodium bicarbonate ae purpose of adding sodium bicarbona

e sugare acidsugarugar

ow shows the fermentation process by

Glucose X + Y +

?

lactic acidide and watercarbon dioxidend carbon dioxide

Rate of reaction

P


esis after point P?

onotosynthesis

the sugar solution is boilednd Benedict’s solution arete?

yeast.

energy

Light intensity

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18. The diagram shows the respiratory system of an insect.

What are the adaptations of X to increase the ra

A The wall is impermeableB The wall is supported by chitinC The epithelial cells are moist all the timeD At the terminal of X there is a network of blo

19. The diagram below shows a particular species o

What is the kingdom of the species?

A FungiB ProtistaC MoneraD Plantae

te of gaseous exchange?

od capillaries

f living thing.

X


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20. The figure shows a root system of a mangrove plant.

This root system belongs to

A Bruguiera spB Avicennia spC Sonneratia spD Rhizophora sp

21. Which of the following causes malaria?

A VirusB FungiC BacteriaD Protozoa

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22. The picture below shows a type of interaction between two organisms. Structure Pcontains microorganism.

The role of the microorganisms in the interaction is to

A provide energyB protect the plant root systemC provide nutrients for the plant QD fix nitrogen in the air for the plant Q

23. The advantage of using biological control compared to the use ppopulation control is that

A biological control destroys many types of insectsB it does not contribute pollution to the environmentC the effect of biological control is faster and immediateD the use of biological control results in the increased resistan

QA


esticide in the pest

ce of the pests.

P

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24. Without proper management of development activities and maintenance of theecosystem, unwanted events could occur.Which of the following statements are true?

I Over fishing in the oceanII Less supply of clean waterIII Fossils fuel being exhaustedIV Agricultural soils being degraded

ABCD

I and IV onlyI, II, III onlyI, III, IV onlyI, II, III and IV

25. Which of the following are the effects of poorly planned development projects?

I Global warmingII Greenhouse effectIII Decrease in biodiversityIV Air, water, thermal and sound pollution

ABCD

I, II onlyIII, IV onlyII, III, IV onlyI, II, III and IV

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26. The diagram shows a unicellular organism.

This organism takes in organic substances for cellular respiration through a processknown as

A OsmosisB PhagocytosisC PseudopodiumD Osmoregulation

27. Four strips of spinach stems are immersed in solutions W, X, Y and Z.The solutions are of different concentration.

Which of the following could be the solution W, X, Y, and Z?

W X Y ZA Sucrose 5% Distilled water Sucrose 50% Sucrose 20%B Sucrose 5% Sucrose 20% Sucrose 50% Distilled waterC Distilled water Sucrose 20% Sucrose 5% Sucrose 50%D Distilled water Sucrose 5% Sucrose 50% Sucrose 20%

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28. The diagram shows the set up of an experiment.

Which graph shows the changes in the mass of the Visking tubing in 30 minutes?

A C

B D

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29. The diagram shows the reaction catalysed by lipase.

What is Y?

A LipidB ProteinC GlycogenD Fatty acid

30. The diagram below shows two types of polypeptide chains. These structures arefolded into three-dimensional shape to form another level of protein organisationscalled X.

W

ABCD

31. W

ABCD

Y


hich of the following is an example of X?

hairsilkamylasehaemoglobin

hich of the following is not true about meiosis I?

During metaphase I, the centromere does not divideAfter telophase I, two haploid daughter cells are formedDuring anaphase I, homologous chromosomes lined up in the equatorial planeDuring prophase I, homologous chromosomes pair up and crossing over takesplace

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32. The diagram shows stages in mitosis.

Which of the following is correct about chromosomes behaviour in the stage J?

A Chromosomes condense and thickenB Chromosomes arrive at the opposite poles of the cellC Chromosomes arrange themselves around equatorial planeD Daughter chromosomes separate and move to the opposite poles

33. The diagram below shows the digestive system of an animal.

What is the function of the structure labeled X?

A Absorption of waterB Absorption of digestive foodC Secretion of gastric juice to break down proteinD Digestion of cellulose by cellulase produced by bacteria

34. A child develops intestinal gas and diarrhea every time after consuming milk and milkproducts. This is due to

A contamination of foodB too much lipid in the foodC she is suffering from stomach ulcerD her body is unable to produce enough lactase

J

X

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35. The figure shows a part of the human respiratory system.

During exhalation, what happen to structures X and Y?

X YA Downwards and inwards FlattensB Upwards and outwards FlattensC Downwards and inwards DomedD Upwards and outwards Domed

36. The figure below shows an experiment on anaerobic respiration in yeast.

X LeveY GasZ Bicar

Which of th

A X andB Y andC X andD X, Y an

X

Y

Bicarbonateindicator

Paraffinlayer

Yeast +glucose


l of bicarbonate indicator increasesbubbles are releasedbonate indicator turns yellow

e following are observed after 30 minutes?

Y onlyZ onlyY onlyd Z

solution

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37. The diagram below shows the nitrogen cycle.

Which of the following can convert nitrites into P?

A Nitrosomonas spB Nitrobacter spC Rhizobium spD Nostoc sp

38.

A natural collection of plant and animal species living within a definedarea or habitat in an ecosystem

The members are independent and interact with one another

The information above refers to

A nicheB habitatC speciesD community

Nitrogen inatmosphere

Animalprotein Plant

protein

P

NitritesAmmonia

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39. The diagram shows the energy flow in an ecosystem.

20000 kJ

What is the amount of energy received by the secondary consumer?

A 200 kJB 1800 kJC 2000 kJD 18000 kJ

40. Which of the following explains the green house effect?

A Decrease in the sea levels of the oceansB Absorption of the ultra-violet rays by earthC Construction of green houses to prevent continuous global warmingD Global warming caused by the trapping of heat in the atmosphere

41. A newborn baby was diagnosed with constipation.Which type of cell in the baby contributes to this problem?

A Epithelial cellB Smooth muscle cellC Cardiac muscle cellD Skeletal muscle cell

42. If fresh water Paramecium sp were to be put into the sea, what will happen to thecontractile vacuole?

A Increase in sizeB Contracts slowlyC Does not functionD Burst at a fast rate

Vegetables Rabbit Snake

90%Energy loss

90%Energy loss

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43. The following results were obtained in an experiment to determine the concentrationof vitamin C in apple juice.

Volume of 0.1% ascorbic acid needed to decolourise 1 ml of DCPIP solution = 2 mlVolume of fruit juice needed to decolourise 1 ml of DCPIP solution = 1.6 ml[0.1% pure ascorbic acid contains 1 mg ascorbic acid per cm ³]

What is the concentration of vitamin C in the apple juice?

A 0.125 mg cm -³B 0.80 mg cm -³C 1.25 mg cm -³D 12.5 mg cm -³

44. The diagram shows a human organ.

The absence of ribosomes in the cells make it unable to

A ReproduceB Produce lipaseC Transmit impulsesD Undergo respiration

45. Animal cloning involves

A The transfer of the nucleus from a somatic cell to an ovum or embryonic cellB The transfer of the nucleus from a gamete to a somatic cell with the nucleus

removedC The transfer of the nucleus from a gamete to an ovum or embryonic cell with the

nucleus removedD The transfer of the nuclues from a somatic cell to an ovum or embryonic cell with

the nucleus removed

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46. The figure shows the digestion of three types of food substances X, Y and Z, alongan alimentary canal.

What is X, Y and Z?

XA ProteinB CarbohydratC LipidD Carbohydrat

47. A student has just comchanges in his muscle

Lactic acA DecreaseB IncreaseC DecreaseD Increase

100

50

0%of

undig

este

dfo

od

substa

nces

pre

sent

YZ

e

e

pleted a 40s are true?

iddddd

Mouth Oescavity

X

YLipid

ProteinCarbohydrate

Lipid

0 metre run in 45

GlycogeDecreaseDecreaseIncreaseDecrease

ophagus Stomach Sin


ZCarbohydrate

LipidProteinProtein

seconds. Which of the following

n ATPd Increasedd Decreasedd Decreasedd Increased

mall Colontestine

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48. A student found a plant with the following symptoms.

Stunted growth Leaves become distorted and cupped Areas between leaf veins become yellow

The symptoms is due to lack of

A CalciumB SulphurC PotassiumD phosphorus

49. The following information shows the results of an experiment conducted by a studentto estimate the population size of rats in a paddy field.

35 rats were caught and marked on the first night 30 rats were caught a week later, 5 were marked

What is the population size of the rats in the paddy field?

A 105B 150C 210D 420

50. In an experiment to determine the biochemical oxygen demand, a sample of lakewater was found to have a high B.O.D. value. This means

I the lake water sample is pollutedII the photolytic process has occurredIII the lake water sample has a high oxygen contentIV micro-organisms are present in the lake water sample

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

END OF QUESTION PAPER

ANSWER FOR PAPER 1

NO ANSWER NO ANSWER NO ANSWER1. A 21. D 41. B2. A 22. D 42. B3. B 23. B 43. C4. C 24. D 44. B5. B 25. D 45. D6. A 26. B 46. B7. D 27. A 47. B8. C 28. C 48. A9. B 29. A 49. C10. A 30. C 50. A11. B 31. C12. D 32. C13. B 33. D14. A 34. D15. D 35. C16. B 36. B17. C 37. B18. C 38. D19. A 39. A20. D 40. D

biology paper 1 one hour and fifteen minutes · form four 2007 biology paper 1 one hour and fifteen...

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