QBank

TC – 19

Form 5 Biology Question Bank

© Penerbitan Pelangi Sdn. Bhd.

Chapter

Transport1

Objective Questions

1. Which of the following blood vessels carries blood with low oxygen content?A AortaB Pulmonary arteryC Pulmonary veinD Carotid artery

2. Haemophilia is a condition in which a patient’s bloodA fails to clotB clots inside the blood vesselsC produces too many antibodiesD is too little

3. Which of the following substances is not found in lymph?A LymphocytesB Fatty acidsC FibrinogenD Water

4. The type of immunity obtained by a baby from the mother’s milk is known asA artificial active immunityB artificial passive immunityC natural active immunityD natural passive immunity

5. The diagram shows a cross section of a dicotyledonous stem.

P

What is the part labelled P?A PhloemB XylemC CambiumD Cortex

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6. Which of the graphs shows the relationship between rate of transpiration and relative humidity?A

Relative humidity

Rat

e of

trans

pira

tion

C

Relative humidity

Rat

e of

trans

pira

tion

B

Relative humidity

Rat

e of

trans

pira

tion

D

Relative humidity

Rat

e of

trans

pira

tion

Subjective Questions

Section A

1. Diagram 1 shows two types of leucocytes.

Cell X Cell Y

Diagram 1(a) Name cells X and Y. [2 marks](b) (i) Cell Y is involved in the second line of defence against pathogens. Name the process carried out by cell Y. [1 mark] (ii) Draw the process carried out by cell Y on a pathogen. [2 marks](c) Cell X is involved in the third line of defence. Explain briefly how cell X carries out its function. [3 marks](d) Diagrams 2(a) and 2(b) shows two types of immunity.

Time

Level ofimmunity

Firstinjection

Secondinjection

Amou

nt o

f ant

ibod

ies

Time

Level ofimmunity

Firstinjection

Secondinjection

Amou

nt o

f ant

ibod

ies

Diagram 2(a) Diagram 2(b)

(i) Identify the types of immunity in Diagrams 2(a) and 2(b). [2 marks] (ii) Give two differences between the immunity shown in Diagram 2(a) and Diagram 2(b). [2 marks]

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Section B

2. Diagram 2 shows two types of tissues from a plant stem.

Pit

X

Perforatedend wall

Lignifiedwall

Thickeningof lignin

Lumen

Strand ofcytoplasm

Sieveplate

Sievetube

Y

Companioncell

Cytoplasm

Companioncell

Nucleus

Diagram 2

(a) Explain the structure of the tissues in relation to their functions in transporting substances in a plant. [14 marks](b) Transpiration is the loss of water in the form of water vapour from the surface of a plant. Describe how water is

transported from the root to the leaf of a plant. [6 marks]

Written Practical

1. Aminah observes that the plants in her garden wilt faster on a hot day than a cold day. Design an experiment which can be carried out in the laboratory to study the effect of temperature on the rate of transpiration.Your experiment planning should include the following aspects:• Aimofexperiment• Problemstatement• Statementofhypothesis• Variables• Listofapparatusandmaterials• Techniqueused• Experimentalprocedure• Collecteddata• Presentationofdata• Conclusion

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Chapter

Locomotion and Support2

Objective Questions

1. Which of the following is not a component of the human appendicular skeleton?A Rib cageB Pelvic girdleC FemurD Scapula

2. The diagram shows the lower limbs.

R

Q

P

Which of the following is correct for P, Q and R?

P Q R

A Fibula Tibia Femur

B Tibia Femur Fibula

C Femur Tibia Fibula

D Femur Fibula Tibia

3. The diagram shows a hinge joint.

Humerus

X

What is the structure labelled X?A CartilageB TendonsC LigamentsD Muscles

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4. The diagram shows problems of locomotion in a fish.

P

Q

R

Which of the following is true of P, Q and R?

P Q R

A Yaw Pitch Roll

B Yaw Roll Pitch

C Roll Yaw Pitch

D Pitch Roll Yaw

5. The problems associated with locomotion include I arthritisII osteoporosisIII muscular dystrophyIV rheumatoid arthritisA I and II onlyB II and III onlyC I,IIandIVonlyD I,IIIandIVonly

6. Whichofthefollowingtissuesprovidesthemainsupportforaquaticplants?A Aerenchyma tissuesB SclerenchymatissuesC Xylem tissuesD Phloem tissues


Section A

1. Diagram 1 shows the scapula and upper limb.

XScapula

Y

Z

Diagram 1

(a) Identify the bones X, Y and Z. [2 marks](b) Bone X and the scapula meet at a joint. (i) Name the tissues which joints two bones. [1 mark] (ii) Draw the joint formed by bone X and the scapula. Label your diagram. [3 marks]

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(c) Biceps and triceps muscles work together to bend and straighten the upper limb. Explain how the upper limb is bent and straightened. [4 marks]

(d) A patient is suspected to be suffering from osteoporosis. (i) What is osteoporosis? [1 mark] (ii) Advice the patient on ways to delay the process of osteoporosis. [2 marks]

Section B

2. (a) Diagram 2 shows the mechanism of locomotion in a grasshopper.

Diagram 2

Describe briefly the mechanism of locomotion in a grasshopper. [5 marks](b) An earthworm is able to move even though it has no legs. Describe the mechanism of locomotion in an

earthworm. [10 marks](c) Human beings are able to move due to roles of the muscles, ligaments and tendons. Describe the roles of muscles, ligaments and tendons in causing movement. [5 marks]

Written Practical

Not applicable

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Chapter

Coordination and Response3

Objective Questions

1. The diagram shows the relationship between the dendrites of a neurone with the cell body of another neurone.

Synaptic knobs

Terminaldendritesof the otherneurone

Axon

Cell bodyof a neurone

Where can this relationship be found?A At the receptorB At the effectorC In the grey matterD In the white matter

2. The diagram shows the structure of the brain.

B

A

D

C

Which of the labelled parts A, B, C or D helps to control balance of the body?

3. Which of the following endocrine glands controls the activities of other endocrine glands?A Thyroid glandB OvaryC TestisD Pituitary gland

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4. Which of the following are corrective mechanisms when a person takes food rich in carbohydrates?I Conversion of glucose to glycogenII Respiration of glucose decreasesIII Conversion of glucose to lipidsIV Conversion of lipids to glycogenA I and III onlyB IIandIVonlyC I, II and III onlyD II,IIIandIVonly

5. The diagram shows a nephron.

R

P

Q

Which of the following is true of processes taking place in the parts labelled P, Q and R?

P Q R

A Reabsorption of salt Reabsorption of amino acids Reabsorption of water

B Reabsorption of water Reabsorption of glucose Reabsorption of salt

C Reabsorption of amino acids Reabsorption of salt Reabsorption of glucose

D Reabsorption of glucose Reabsorption of water Reabsorption of salt

6. An experiment was carried out to show the role of auxins in phototropism.

Initiallevel Aluminium

foil

Light

Which of the following observations is made after 2 days?A C

B D

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Section A

1. Diagram 1 shows a cross section of the spinal cord and the neurones associated with reflex action.

QP

X

YR

Diagram 1

(a) Name structures labelled X and Y. [2 marks](b) (i) What is neurone P? (ii) StatethefunctionofP. [2 marks](c) What is the relationship between P, Q and R? [2 marks](d) (i) What is a reflex action? [1 mark] (ii) Draw arrows to show the pathway of the nerve impulse during a reflex action. [2 marks](e) Statetwo differences between a reflex action and a voluntary action. [2 marks]

Section B

2. Diagram 2 shows a nephron.

Process RProcess P

Process Q

Reabsorptionof water

Reabsorptionof salts

Diagram 2

Explain how processes P, Q and R are involved in the formation of urine. [10 marks](b) A pupil gets soaked in the rain and runs into an air-conditioned room. Explain the mechanisms involved in regulating

and maintaining the pupil’s body temperature at 36.9°C. [10 marks]

Written Practical

Not applicable

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Chapter

Reproduction and Growth4

Objective Questions

1. The diagram shows spermatogenesis.

Primordial germcells

Growth

X

Y

Z

Which of the following is true of cells X, Y and Z?

X Y Z

A Diploid Diploid Haploid

B Diploid Haploid Haploid

C Haploid Diploid Haploid

D Haploid Haploid Haploid

2. The diagram shows the changes in the endometrium in a menstrual cycle.

Thi

ckne

ssof

end

omet

rium

0 7 14 21

P

28Days

Which of the following can be found in the ovary during stage P?A C

B D

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3. Which of the following is formed after three months of pregnancy?A MorulaB EmbryoC BlastocystD Foetus

4. How do oral contraceptive pills work?A Preventing formation of folliclesB Killing spermsC Preventing implantation of embryoD Preventing the entry of sperms

5. Which of the following parts will develop into a seed after fertilisation in plants?A OvuleB OvaryC PetalD Integument

6. Which of the following graphs shows the growth curve of an annual plant?A

Time (days)

Dry

mas

s (g

)

C

Time (days)

Dry

mas

s (g

)

B

Time (days)

Dry

mas

s (g

)

D

Time (days)

Dry

mas

s (g

)

7. The diagram shows a cross section of a root of a dicotyledonous plant.

A

B

CD

Which of the labelled parts A, B, C or D is the primary xylem?

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Section A

1. Diagram 1 shows the changes in the endometrium and the levels of hormones from the pituitary gland in a menstrual cycle.

14 21 2870Time (days)

Hormonesfrom ovary

Hormonesfrompituitarygland

Thickness ofendometrium

PQ

Diagram 1

(a) (i) StatehormonesP and Q. [2 marks] (ii) Explain the function of hormones P and Q. [2 marks](b) Draw the hormones secreted by the ovary. [2 marks](c) (i) Draw the condition of the follicle during day 12. [1 mark] (ii) Explain the process that takes place during day 14. [2 marks](d) If there is fertilisation, explain the changes in the ovarian hormones level and wall of the endometrium. [3 marks]

Section B

2. (a) Diagram 2.1 shows a process which takes place in the fallopian tube.

Sperm

Ovum

Diagram 2.1

Explain the development and changes that take place until a baby is ready to be born. [10 marks]

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(b) Diagram 2.2(a) and Diagram 2.2(b) show the formation of two types of twins.

OvumSperm

Zygote

Ovum SpermSperm

ZygoteZygote

Diagram 2.2(a) Diagram 2.2(b)

Explain the formation of the two types of twins and their differences. [10 marks]

Written Practical

Not applicable

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Chapter

Inheritance5

Objective Questions

1. If T represents the allele for tallness and t represents the allele for dwarfness, then an individual who is heterozygous for tallness is represented byA TTB TtC ttD tT

2. A certain trait is controlled by a pair of alleles R and r. A cross occurred between a homozygous dominant individual with a heterozygous individual. What are the possible genotypes of the offsprings?A All RRB All Rr

C 1 —2

RR, 1 —2

Rr

D 1 RR, 2 Rr, 1rr

3. If a woman of blood group O marries a man who is heterozygous for blood group B, what is the possibility of their first child having blood group O?A 0

B 1 —4

C 1 —2

D 3 —4

4. A woman who is a carrier for colour-blindness marries a man who has normal eyesight. What are the possible genotypes of their sons?A All normal eyesightB All colour-blindC 50% normal eyesight: 50% colour-blindD 25% colour-blind: 75% normal eyesight

5. A girl has blood group B while her sister has blood group AB. What are the possible genotypes of their parents?A IAIB × IAIA

B IBIB × IAIO

C IBIO × IBIO D IBIO × IAIA

6. ThesequenceofDNAnitrogenousbasesonapolynucleotidestrandis

CCT ATG GTT

Which of thefollowingarethesequencesofthenitrogenousbasesonthecomplementarystrand?A AAG CAC CAAB GGC TCC CGGC TTC GCA ACCD GGA TAC CAA

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Section A

1. Red-green colour-blindness is a recessive sex-linked trait. In Ahmad’s family, his mother is a carrier of the trait. Diagram 1 shows the inheritance of colour-blindness in Ahmad’s family.

Ahmad Ali Faridah Fatimah

Key:

: Female, normal vision

: Male, normal vision

: Male, colour- blind

Diagram 1

(a) StatethegenotypeofAhmad’s father. [1 mark](b) What is meant by ‘a carrier’? [2 marks](c) (i) What is the genotype of Ali? [1 mark] (ii) Give a reason for your answer. [2 marks](d) Faridah and Fatimah have normal vision but they have different genotypes. Explain why. [3 marks](e) A female usually has normal vision but a male usually suffers from red-green colour-blindness. Explain why.

[3 marks]

Section B

2. In a pea plant, the allele for tall plant, T, is dominant while the allele for short plant, t, is recessive.(a) (i) Explain the terms ‘dominant allele’ and ‘recessive allele’. (ii) A cross was made between a homozygous for tallness pea plant and a heterozygous for tallness pea plant.

Using diagrams, explain the genotypes and phenotypes of the first filial generation. [10 marks](b) Haemophilia is a disease which affects more males than females. It is a recessive sex-linked trait and is inherited

through the X chromosome. A man who is normal marries a female who is a carrier for this disease. Explain the possible phenotypes and genotypes of their offsprings with the aid of a diagram. [10 marks]

Written Practical

Not applicable

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Chapter

Variation6

Objective Questions

1. The diagram shows the results a student obtained after investigating variation in humans.

Num

ber o

f stu

dent

s

Characteristic P

What is characteristic P?A Type of earlobesB ThumbprintC Eye colourD Blood group

2. Which of the following is an example of continuous variation?A Tongue rollingB IntelligenceC Rhesus factorD Fingerprints

3. Two siblings have different types of earlobes. What is the cause of this difference?A Environmental factorsB Hormonal factorsC Genetic factorsD Malnutrition

4. The diagram shows a type of chromosomal mutation.

A

B

C

E

F

A

B

C

F

E

What is this type of mutation?A DuplicationB DeletionC TranslocationD Inversion

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5. Which of the following conditions are due to gene mutation?I Down’s syndromeII AlbinismIII Turner’s syndromeIV HaemophiliaA I and III onlyB IIandIVonlyC I, II and III onlyD II,IIIandIVonly

6. Which of the following does not contribute to variation?A MeiosisB MitosisC Random fertilisationD Mutation


Section A

1. Diagram 1 shows the karyotype of a human with genetic disorder.

1 2 3 4 5

6 7 8 9 10 11 12

13 14 15 16 17 18

19 20 21 22 X Y

Diagram 1(a) (i) Statethe genetic disorder. [1 mark] (ii) Give a reason for your answer. [1 mark] (iii) Give two characteristics of a patient with this disorder. [2 marks](b) (i) What is the sex of this person? [1 mark] (ii) Give reason for your answer. [1 mark](c) Explain how this genetic disorder comes about. [3 marks](d) List two ways in which you can show respect to a patient with genetic disorder. [2 marks]

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Section B

2. Diagram 2 shows variations in two types of ear lobes.

Diagram 2

(a) (i) What is variation? (ii) Explain the type of variation shown. [8 marks](b) Explain the genetic factors that cause variation in humans. [12 marks]

Written Practical

Not applicable

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