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KERTAS 1 (50 Markah)

1. Which statement is not true about the importance of studying Biology?

A. Helps to understand atomic structure

B. Helps to understand about living things and environment

C. Helps to find cure

D. Helps to tackle environment issues

ANSWER: A

2. The field of study based on the changes and development is

A. Anatomy

B. Physiology

C. Botany

D. Embryology

ANSWER: D

3. Botany is a study of

A. Plants

B. Animals

C. Microorganism

D. Human

ANSWER: A

4. The scientific skills that are involved mental skills is known as

A. Science manipulative skills

B. Science process skills

C. Scientific knowledge

D. Scientific attitudes

ANSWER: B

5. Science manipulative skills is importance because

A. It helps in connecting knowledge to earning

B. Necessary for the formal presentation

C. Necessary for finding solutionD. Helps scientist making decisions in a systematic manner

ANSWER: A

6. A statement that can be tested by carrying out an experiment is called

A. Aim

B. Problem statement

C. Hypothesis

D. Conclusion

ANSWER: C


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7. Which organelle will stain brown when iodine solution is dropped onto a plant cell?

A. Cell membrane

B. Cell wall

C. Nucleus

D. Ribosome ANWER: C

8. Which of the reagent is suitable to stain the epithelial cell?

A. Iodine

B. Methylene blue

C. Universal indicator

D. Benedicts solution

ANSWER: B

9. The presence of X in the plant cell gives a distinctive significance to the animal cell.

Name X.

A. Cell membrane

B. Cell wall

C. Cytoplasm

D. Ribosome

ANSWER: B

10. Which organelle plays an important role in the production of digestive enzyme?

A. NucleusB. Golgi apparatus

C. Nuclear membrane

D. Lysosome

ASWER: B

11. Organelle X contains a pigment that helps in photosynthesis in plant. What is X?

A. Chloroplast

B. Vacuole

C. Glucose

D. Amino acids

ANSWER: A

12. Cell Tissue Organ X Organism

Which of the following represents X?

A. Respiratory

B. Lungs

C. Skins

D. Heart

ASWER: A


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13. What happened to the cell I ribosome is absence?

A. Unable to synthesise enzyme

B. Unable to carry out photosynthesis

C. Unable to store food and water

D. Unable to generate energy ANWER: A

14. Which pair is correct about the process involved in the movement of water and mineral

ions into the root hairs of plants?

Water Ions

A Osmosis Diffusion

B Diffusion Osmosis

C Osmosis Active transport

D Active transport Osmosis

ANSWER: C

15.

Which of the following solution should be used to obtain the result as shown in the

diagram?

A. Sucrose 30%

B. Sucrose 10%

C. Sucrose 5%

D. Distilled water

ANWER: A


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16.

Which of the following has the same structure as shown in the diagram above?

A. Haemoglobin

B. Enzyme

C. AntibodyD. Lysozyme

17.

Which statement is true about the diagram shown above?

A. An enzyme has a 2-dimensional tertiary protein structure

B. An enzyme is much smaller than substrate

C. Each enzyme has an active site

D. An enzyme will be demolish after the reaction is finished

ASWER: C

18.

Diagram shows the stage of mitosis in animal cell. What happen at the end of the

stage?


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A. Cytokinesis

B. Crossing over

C. Mutation

D. Synapsis

ANSWER: A

19. What is significance of crossing over in meiosis?

A. Makes genetic variations possible among living things

B. Prevents endangered species from extinct

C. Disease-free plants can be grown

D. Important in producing new nerve cells

ANSWER: A

20. Which of the following is the product of meiosis?

A. Ova

B. Skin cells

C. Epithelial cells

D. Nerve cells

ANSWER: A

21. The following events occur in stage X of cell division. Name stage X

Replication of chromosomes occur at this stage

Homologous chromosomes synapse

Chiasma forms and crossing over occursA. Prophase

B. Metaphase

C. Anaphase

D. Telophase

ANSWER: A


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22.

Choose the correct sequence

A. Q,P,R,S

B. P,Q,R,S

C. S,R,Q,P

D. Q,R,P,S

ANSWER: A

23. Ingestion Digestion X Assimilation

Which statement best describes an event X?

A. Amino acids, glucose and galactose enter the epithelial cells of the ileum by

diffusion

B. Fatty acids and glycerol enter the epithelial cells of the villi by active transport

C. Water passes through the epithelium of the villi by diffusion

D. Water-soluble vitamins (B and C ) are absorbed by simple diffusions

ANSWER: D


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24. Which of the following synthesise nutrients from simple inorganic molecules?

A.

B.

C.

D.


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25. The food sample X contains

A. Fat

B. Proteins

C. Carbohydrate

D. Vitamins ANSWER: A

26. A person suffer from the disease shown in the diagram above is lack of

A. Mineral

B. Vitamins

C. Fibre

D. Proteins

ANSWER: A

27. What is the function of HCL in the digestion process?

A. Stops the catalysing action of salivary amylase

B. Provides an alkaline medium for protein digestion

C. Protects the stomach wall from the digestion action

D. Break up the lipids into smaller droplets

ANSWER: A

28. Which organ involves in detoxification of poisonous substances in the human body?

A. Heart

B. Small intestineC. Large intestine

D. Liver

ANSWER: D

29. Where absorption of fatty acids does takes place?

A. Blood capillaries

B. Lacteal

C. Lymph vessel

D. Arteriole

ANSWER: B


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30. Ways to prevent constipation except

A. Consumes a lot of fibres

B. Eat more foods contain high fat soluble vitamin

C. Drink a lot of waterD. Consume more liquids

ANSWER: B

31.A gardener found out that his roses plant are stunted. The leaves turn yellowish.

Which element does the roses plant lack of?

A. Phosphorus

B. Potassium

C. Carbon

D. Sulphur

ANSWER: B

32.

Which statement is true about the diagram above?

A. Yeast carry out aerobic respiration

B. Product of respiration are carbon dioxide and lactic acid

C. Large amount of energy is released

D. Products of respiration are carbon dioxide and ethanol


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ANSWER: D

33. Which part labelled W,X,Y and Z does exchange of gas occur?

34. Below are the characteristics of the respiratory surface in the alveolus except

A. Small surface area

B. Moist and permeable

C. One cell thick

D. Rich with blood capillaries

ANSWER: A

35. Carbon dioxide is transported in the human body in the form as stated below except

A. Hydrogen carbonate ion

B. Carbamino-haemoglobin

C. Dissolved carbon dioxide

D. Oxyhaemoglobin

ANSWER: D

36. The passage of inspired air

Nostrils Nasal cavity X Glottis Larynx trachea Bronchus

Bronchiole Alveolus

What is X?

A. Pharynx

B. Oesophagus

C. Heart

D. Stomach

ANSWER: A


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37. What is the function of structure labelled X?

A. Provide structure and keep the trachea open

B. Serve as passageway for food and air

C. Ventilate the tracheal system

D. To reduce air pressure

ANSWER: A

38. Which organism listed below acts as a producer?

A.

B.


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C.

D.

ANSWER: A

39.

Which statement is correct about diagram shown above?

A. The plants which grow on other plant and obtain food from the host

B. The host plants are not affected by the smaller plants growing on them

C. The plants that grow on other plant is known as epizoics

D. The plants that grow on other plant compete with host to get sunlightANSWER: B


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39.

Which factor not the cause of the curve in the graph shown above?

A. Compete for mateB. Compete for food

C. Compete for space

D. Compete for nutrients

ANSWER: A

40.

What type of relationship show by the organisms above?

A. Competition

B. Commensalism

C. Saprophytism

D. Mutualism

ANSWER: B41.


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Which species is the most suitable to be planted at area labelled X?

A. Soneratia sp

B. Avicennia spC. Bruguiera sp

D. Rhizophora sp

ANSWER: A

42.

Name organism labelled x

A. Nitrobacter sp

B. Nostoc sp

C. Nitrosomonas sp

D. Rhizobium spANSWER: D

43. Below are the important roles play by microorganisms except

A. Decomposition

B. Digestive system

C. Alimentary canal of termites

D. Vectors of diseases

ANSWER: D

44. State the effect of air pollution on the climate?


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A. Decrease global temperature

B. Cause the ice blocks of the polar region melted

C. Thinning of the ozone layer

D. Depletion of ozone

ANSWER: B

45. Which of the following substances does not contribute to the greenhouse

phenomenon

A. Carbon dioxide

B. Nitrous oxideC. Oxygen

D. Methane

ANSWER: C

46. How to solve global warming?

A. Increase deforestation

B. Increase the uses of fossil fuels

C. More trees need to be planted

D. Agriculture land should not be controlledANSWER: C

47. A man is suffered from breathing difficulties. Which of the following is possible

resident lived by the man?

A. Near industrial park

B. Rural area

C. Suburb

D. Near agriculture land

ANSWER: A

48. Name the substance that contributes to the ozone depletion?

A. Carbon monoxide

B. Carbon dioxide

C. Nitrogen dioxide

D. Chlorofluorocarbon

ANSWER: D

49.


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What is the main cause of the phenomenon shown above?

A. Accumulation of dissolved oxygen

B. Accumulation of carbon dioxide

C. Accumulation of fertilisers and detergents

D. Accumulation of carbon monoxide

ANSWER: C

50. Substance X can cause acute nervous disorder in human. Substance X isprobably originated from

A. Underground pipes

B. Domestic waste from agricultural land

C. Effluent from industries

D. Untreated sewage

ANSWER: B

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