PROCESS TEXT1.Diagram shows the process of sexual reproduction in human beings.

2.Figure 4.1 shows the changes in the lining of the uterus wall in a menstrual cycle.

Rajah 4.1 menunjukan perubahan lapisan dinding uterus di dalam kitar haid.

FIGURE 4.1

iii) Explain the process during the fertile phase ?

Terangkan proses yang berlaku semasa fasa kesuburan ?

......(1mark)b) Figure 4.2 show the development of a zygote.

Rajah 4.2 menunjukan perkembangan zigot.

X Y

FIGURE 4.2

RAJAH 4.2

i) What will happen to the X when it reaches the uterus?

Apakah yang berlaku kepada X apabila berada di uterus?

..................................................................................................(1 mark)3.Figure below shows four microorganisms.

State and explain the way of reproduction for these microorganisms.

Amoeba : ___________________________________________________

Paramecium : ____________________________________________________

Yeast : ____________________________________________________

Hydra : ____________________________________________________

(i) What is process S?

....[1 mark]

(ii) Where does process S takes place in the human body?

..[1 mark]

a)Label P, Q and R on Diagram 5.[3 marks]

iii)State one difference between cell M and N.

[1 mark]

+

P: ..

Q: ..

R: ..

Baby

Process S

Cell M

Cell N

Fertilisation

O: Sperm

C: at fallopian tube

C& E : nucleus of sperm fusing with nucleus of ovum

R: form zygote

Ovulation

O: Ovary

C: At fertile period in day 14 at menstrual cycle

C& E : Release of ovum

R : Pregnance if has an intercourse

Birth

Kelahiran

Implantation

O: Ovum

C: Fertilized by a sperma

C & E: Form a ball of cell (zygote) undergoes repeated cell division

R : Embeds in the tissues of the uterus lining

Aseksual Reproduction

O: One parent/Single parent

C: 1.Binary fission-divide into two equal parts

2. Budding-produces an outgrowth or bud

C& E : New individual are formed without fertilisation

R: Increasing the number of new individual

Self - Pollination

O: A Flower Of tree

C: Same flower or different flower at the same plant

C& E : When pollen grain are transferred from an anther to the stigma of the same flower or to the stigma another flower of the same plant

R: Ovary become seed after fertilisation

Cross - Pollination

O: A Flower Of tree

C: Different flower at different tree

C& E : When pollen grain are transferred from an anther to the stigma of the flower at the different plant

R: Ovary become seed after fertilisation