Form 1 Science Year end

Which of these are INCORRECT about the importance of science?

• Easy to find job

• Faster and safer transportation

• Increase quality and quantity of agriculture products

• Invention of satellites, computers and phones.

• Advancements in medical

The above hazard symbol means ......

• explosive

• flammable

• toxic or poisonous

• corrosive

All living organisms are made up of basic units. What is the basic units for living organisms?

• Cells

• Organs

• Tissues

• Systems

Which of the following is the unicellular microorganism?

• Yeast

• Hydra

• Mimosa

• Spirogryra

Namakan lapisan paling luar yang melindungi dan menyokong sel tumbuhan.

Name the outermost layer of a plant cell that protects and supports it.

• Membran sel

  Cell Membrane

• Dinding sel

  Cell Wall

• Sitoplasma

  Cytoplasm

Apakah fungsi membran sel?

What is the function of the cell membrane?

• Mengawal apa-apa yang keluar dan masuk ke dalam sel

  Controls what enters and leaves the cell

• Tempat berlakunya reaksi metabolisme

  Metabolic reactions occur here

• Mengawal aktiviti sel

  Controls the cell's activity

Which of the following statements is the best to explain the need for homeostasis to the organism ?

• Avoid sudden death

• Maintain constant body temperature

• Ensure that all enzymes involved in chemical reactions work well

• Provides optimum internal environment for efficient metabolic activity

What is the corrective mechanism occurred when body temperature decrease from the normal ?

• Sweating

• Hair bends

• Blood vessels will contract

• The skeletal muscles are not active

When performing active activities such as running 100m, the heart rate increases faster than in rest. Which of the following statements accurately describes this situation?

• Keep the body temperature constant

• Maintain water content in the body

• More oxygen can be forced into the lungs

• Ensure that all parts of the body receive the supply of oxygen and nutrients quickly

The following are some physical properties of matter, EXCEPT

• sugar dissolve in coffee

• water evaporates when heated

• different liquid has different boiling points

• iron key rusts