biology form 5 chapter 4 questions

SULIT 4551/2

Chapter 4 :Reproduction and growth 2014

No Marking Criteria Marks

(a) There are two type of reproduction: sexual and asexual. state four differences between these two types of reproduction

Sexual Asexual

4


(a) In which organ does cell R is formed

1

(b) Name the process of the formation of cell R

1

(c) Name the organelle M which is found abundantly in Part A

1

(d) What is role Organelle M?

1

(e) State the function of the tail

1

(f) Explain the importance of both the process of W (mitosis) and X (meiosis) in sperm formation

3

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(g) What are the main function of male gonad,testes?

2

(h) In which part of testes does spermatogenesis occur?

1

(i) Explain the function of scortum?

2

Diagram shows a portion of the schematic diagram of formation of sperms


(a) State the chromosome numbers of cells P, Q and R

P:

Q:

R: 3

(b) Name the cell division at W and X

W:

X: 2


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(a) Diagram shows a physiological process in a human

Based on the diagram above ,describe the physiological process

4


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Diagram 1 shows the development of a human zygote .

Label the diagram

Stage Name of the stage / process

X

Y

P

Q

Z

(b)


QPP

Q

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Describe the process which occurred from P and Q

4

(a)

Structure P consists of two type of blood vessels. Name both vessels

1.

2. 2

(b)

(c)

State the function of each blood vessel named in above/ Give the diference between both blood vessel

1.

2. 2

(d) State two substances which are carried by the blood in Y, in the direction of the arrow

1.

2. 2

(e) A pregnant woman of blood group A is having a foetus of blood group B. Based on diagram 5.1 and the statement above , state whether agglutination will occur in the foetal blood or not. Explain your answer.

2


P

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(a) A married do not wish to start a family soon after marriage. Explain the following methods of contraception

(i) Natural method

(ii) Mechanical methods

(iii) Chemical method

6


(b) Reproduction technology has contributed a lot to human health and population growth.

Describe how infertility is overcome in humans using the following methods:

Sperm banking [Bank sperma]

Artificial insemination [Permanian beradas]

In vitro fertilization [Persenyawaan in vitro]

Surrogate mother [Ibu tumpang]

Sperm bank


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Artificial insemination

In vitro fertilization

Surrogate mother

10


(a) Diagram shows the formation of Y through process X in a typical plant

Name X and Y

X:

Y: 2

(b) State two characteristic of Y

3


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(c) Name the process when Y is transferred to stigma

1

(d) Explain how the process you named in (b) take place

2

(e) Based on the diagram, explain the formation of pollen grain

4


(a) Diagram shows the formation of pollen grain in anther of a plant

Based on the diagram, explain the formation of pollen grain

4


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(b) Explain the significant of the process(double fertilization ) that occur in ovaries of flowering plants

4


(a)

Based on the diagram name the diagram labeled

3

(b) Name the zone where the primary xylem tissue starts to form?

1

(c) Give two example of cells that undergoes the process in zone t3

1


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(a) Explain why the dry mass is the most accurate parameter of growth.

3


(a) On diagram 5.1 label and state all phases that should be in the growth curve2

A-B-C-D-E- 2

(b) Using the phase above, explain briefly what happen during each phases

5


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(a) Diagram 7.3 shows the stages of secondary growth in a dicotyledonous stem.

Explain the process of secondary growth in dicotyledonous stem

Secondary growth of dicotyledonous stem

5


biology form 5 chapter 4 questions

Documents

nomarking criteriamarks

formation of y

physiological process

schematic diagram of

sperm formation

process of w mitosis

formation of cell r

stage process x y p