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WorksheetsSDLPF3 Revision Chp 1-7
Total questions: 20
Worksheet time: 15mins
Name the process of transporting necessary substances of the cells and excretory products through the cell membrane.
Namakan proses pengangkutan bahan keperluan sel dan hasil kumuh melalui membran sel.
Transportation/Pengangkutan
Diffussion/Resapan
Respiration/Respirasi
What is the function of the heart?
Apakah fungsi jantung?
To pump blood to all parts of the body
Mengepam darah ke seluruh badan
To pump blood to upper parts of the body
Mengepam darah ke bahagian atas badan
To pump blood to lower parts of the body
Mengepam darah ke bahagian bawah badan
What is the structure of the heart which allow the blood to flow in only one direction?
Apakah struktur jantung yang membenarkan pengaliran darah dalam satu arah sahaja?
aorta/aorta
atrium/atrium
ventricle/ventrikel
valve/injap
State the type of blood transported by pulmonary artery.
Nyatakan jenis darah yang diangkut oleh arteri pulmonari.
Oxygenated blood/Darah beroksigen
Deoxygenated blood/Darah terdeoksigen
The following is the blood circulatory systems of fish. Identify the number of atria and ventricles.
Berikut merupakan sistem peredaran darah bagi ikan. Kenal pasti bilangan atrium dan ventrikel.
1 atrium/atrium & 1 ventricle/ventrikel
2 atrium/atrium & 1 ventricle/ventrikel
2 atrium/atrium & 2 ventricle/ventrikel
State the function of xylem.
Nyatakan fungsi bagi xilem.
To transport food
Mengangkut makanan
To transport water and mineral salts
Mengangkut air dan garam mineral
Diagram 3 shows the stem of a ringed plant. Why does the part labelled K is swollen?
Rajah 3 menunjukkan batang suatu tumbuhan yang telah digelangkan. Mengapakah bahagian bertanda K membengkak?
The exposed part has been infected.
Bahagian yang terdedah dijangkiti kuman.
Water from the leaves is collected at the part.
Air daripada daun terkumpul di bahagian itu.
Food acumulates in that part.
Makanan terkumpul di bahagian itu.
The xilem of the stem has been removed.
Xilem pada batang itu telah dibuang.
Reactivity of metal towards oxygen increases down the reactivity series of metal diagram
True
False
In a vigorous reaction between a more reactive metal such as magnesium and oxygen, a bright flame is observed
True
False
If carbon can remove oxygen from a metal oxide, it means carbon is ___________ reactive than the metal.
more
less
Based on the diagram, what is the function of anhydrous calcium chloride in the experiment?
To absorb water vapour so that dry hydrogen will be produced
To supply hydrogen gas
To separate the metals
To release heat for combustion
Based on the following diagram, what is the function of potassium manganate (VII) crystals in this experiment?
To supply oxygen
To avoid the metals to mix with each other
To release heat
To give out water vapour
Write the word equation between metal oxide and hydrogen.
Metal oxide + Hydrogen Metal + Water
Metal oxide + Hydrogen undefined Metal hydroxide
Metal oxide + HydrogenundefinedMetal + Water + Carbon dioxide
Metal oxide + HydrogenundefinedMetal oxide + Water
Respiration is an exothermic reaction.
Which of the following explains about the process?
Release heat to the environment
The chemical bond in glucose is broken down
Heat energy is changed to chemical energy
Forming water as byproduct
Which process does not involve the release of heat energy?
The combustion of petrol
The formation of ice
Volcano eruption
Melting of butter
The Diagram shows two identical bulbs, P & Q connected to the transformer.
Which observation is correct about both of the bulbs?
Both bulbs have the same brightness
Only bulb P lights up
Bulb P is brighter than bulb Q
Bulb Q is brighter than bulb
What type of wires connected to 2-pin plug?
I. Earth wire
II. Live wire
III. Neutral wire
IV. Cartridge fuse
I and II
II and III
I and III
II and IV
What is the function of fuse?
To break the circuit when excessive current flows through it
To carries excessive current to the Earth
To melt
To change the voltage
The SI Unit for Energy is
Joule
Newton
Calorie
Watt
