MOdul Science Form 3

MODUL 3 FORM 3 STF 2007

3.1 RESPIRATION

THE STRUCTURE OF THE HUMAN RESPIRATORY SYSTEM

1 Label the structure of human respiratory system using the words given.

trachea bronchus alveolus bronchiole lung

rib cage intercostal muscles nasal cavity diaphragm

A

B

C

E

D

F

G

H

I


2 Fill in the blank using the words given.

i ) The lungs are protected by _________________________. ii ) ____________________________ moves the ribs up and down during respiration. iii ) Our body takes in _________________________ and releases ___________________________ when breathing. iv ) The process of taking in oxygen into the lungs is known as ___________________________. v ) The process of releasing out carbon dioxide from the lungs is known as ___________________________. vi ) Alveolus are surrounded by ____________________________.

Exhalation Blood capillaries Rib cage Oxygen

Intercostal muscles Carbon dioxide Inhalation


3.2 BLOOD CIRCULATION AND TRANSPORT

1 Label the structure of human heart using the words given.

Aorta Left ventricle Vena cava

Right atrium Pulmonary vein Left atrium

Right ventricle Pulmonary artery

i.

ii.

iii.

iv.

v. vi.

vii.

viii.


2 State the characteristic of blood vessels and their functions based on the diagram given.

ARTERY VEIN CAPILLARY

Blood vessel

Thickness of wall

Size of lumen

a. Artery

i.

ii.

b. Vein

iii.

iv.

small

thick thin

big


3 Match A and B correctly

A B

i.

ii.

iii.

iv.

VEIN

ARTERY

HEART

OXYGENATED BLOOD

Muscular organ that pump blood

Bright red blood

Blood vessel that have thin wall

Blood vessel that have thick wall

a

b

c

d


4. Label the diagram using the words given

Aorta Left atrium Right atrium

Left ventricle Right ventricle vena cava

Pulmonary vein Pulmonary artery

i

ii

iii

iv

vii

vi

v

viii


3.3 EXCRETION

1 Mark √ in the box given showing the human excretory organ.

i.

ii.


iii.

iv.

v.


2. Complete the chart about excretory product using the words given from the following list.

Human excretory organs

SKIN

LUNGS

KIDNEY

WATER UREA

CARBON DIOXIDE

i.

ii.

iii.


3. Match the organ to the name correctly.

i

ii.

iii.

SKIN

LUNGS

KIDNEY


Human Urinary System

4. Label the diagram using the given words

Ureter Kidney Urethra Urinary bladder

d

e

f

g


5. Label the diagram using the words given

Lung Liver Kidney

a

b

c


6. Label the diagram using the words given .

Medula Pelvis Ureter Cortex

a

c

d

b


3.4 PEMBIAKAN

Sistem pembiakan lelaki

1. Labelkan rajah menggunakan perkataan-perkataan berikut:

Skrotum Penis Testis

Duktus sperma Seminal vesikel Uretra

iv

v

ii

i

iii vi


Sistem pembiakan perempuan.

2. Labelkan rajah menggunakan perkataan-perkataan berikut.

Ovary Cervix Uterus

Vagina Fallopian tube

d

e

a

b

c


Struktur bunga

3. Label rajah dibawah menggunakan perkataan-perkataan berikut.

Female

Stigma Anther Ovary

Style Ovule Filament

d

e

a

b

f c


Struktur pembiakan betina pada bunga.

4. Label rajah menggunakan perkataan-perkataan berikut.

Style Stigma Ovary Ovule

a

b

c d


Seed

5. Label rajah dibawah menggunakan perkataan-perkataan berikut.

Testa Plumule Radicle Cotyledon

a

c b

d


3.5 LAND AND ITS RESOURCES

1. List the example of compounds to the type correctly. An example has been done for you. * Zink oxide * Calcium carbonate * Lead sulphide * Aluminium oxide * Iron sulphide * Magnesium carbonate * Calcium oxide * Copper carbonate

Types of compound

Example Natural compounds

Oxide

1. Zink oxide

2. 3.

Sulphide

1. 2.

Carbonate

1. 2. 3.


2. Group the elements into metals and non-metals

ELEMENT

METAL NON- METAL

1. ________________ 1. ________________ 2. ________________ 2. ________________ 3. ________________ 3. ________________ 4. ________________ 4. ________________ 5. ________________ 5. ________________

Silver Nitrogen Sulphur

Oxygen Gold Iron

Tin Carbon Copper Cork


3 . Classify the uses to the correct compounds

* Making glass * Neutralising acidic soil * Testing the presence of carbon dioxide * Making quicklime ( calcium oxide ) * Making plaster * Making whitewash

Calcium carbonate

1. __________________

2. __________________

Calcium oxide

1. __________________

Calcium hydroxide

1. __________________

2. __________________

Calcium hydroxide solution

1. __________________


4. Complete the following to show the of fraction of petroleum which are obtained by fractional distillation and their uses

petroleum gas petrol kerosene diesel lubricating oil fuel oil bitumen

Petroleum vapour

product

1

2

3

4

5

7

6

Match

user

a

b

c

d

e

a

f

g


3.6 ELECTRICITY

1 . Match the symbols and the names of components

SYMBOL COMPONENT

i.

ii.

iii.

iv.

v.

A

V c. Dry cell

a. Volt meter

b. Bulb

e. Switch

d. Ammeter


2 . Label the structure of a 3 pin plug using the words given

Live wire Earth wire Neutral wire Fuse

i

.

ii

iii

iv


3. Label the circuit using the words given

i.

ii.

iii. iv.

BULB AMMETER

VOLT METER BATTERY


4. Complete the sentence using the word from the following list

A .

1. Turn off the ___________________________ of an electrical appliances when it is no longer in use. 2. Avoid ___________________________ the refrigerator door frequently. 3. Use the washing machine to wash a large ______________________ of clothes.

4. Replace _______________________ powered electrical appliances with

_________________________ powered electrical appliances.

5. Iron __________________________ clothes at a time

Many High, Low Quantity

Opening Switch


B

1. Different _______________________ appliances convert electrical energy at different rate. 2. The electrical energy used depends on the ____________________ and ___________________________ of the appliances. 3. ______________________ meter measures the total amount of of energy used. 4. In Malaysia, Tenaga Nasional Berhad ( TNB ) uses the _______________ to calculate the amount of energy used.

kilowatt-hour Joule power

voltage ratings electrical

Documents

MOdul Science Form 3