CHAPTER 2: CELLS AS BASIC UNIT OF LIFE (PART 1)

CHAPTER 2: CELLS AS BASIC UNIT OF LIFE (PART 1)

You can refer to this video for explanations as I shared in group.

bit.ly/SC-CH2-1

You have to complete the following exercises and get all the answers correct. Try as much as you can.

Multiple Choice

Which part of the cell controls substances entering or leaving it?

• A

• B

• C

Multiple Choice

The diagram shows an _____________________.

• plant cell

• animal cell

• red blood cell

• cheek cell

Multiple Choice

The purpose of the cytoplasm is to ______________ .

• have a cell boundary

• control activities in the cell

• provide a medium for cell reactions to occur

• control materials entering and leaving the cell

Multiple Choice

The basic unit of a living thing is a ________________.

• cell

• cytoplasm

• nucleus

• cell membrane

Multiple Choice

Which one of the following statements is wrong?

• Most cell activities take place in the cytoplasm.

• Our traits are determined by the genes found in our nucleus.

• The cell membrane allows all substances to enter or leave the cell.

• The cytoplasm is a jelly-like substance.

Multiple Choice

What is a cell classified as?

• a basic unit of structure and function

• a unit based on only plants and animals

Multiple Choice

When observing cells, which of the following pieces of equipment is most appropriate?

• Hand lens

• Telescope

• Petri dish

• Microscope

Multiple Select

Which of the followings does not present in animal cell?

You can choose more than one answer.

• Cell wall

• Centriole

• Mitochondria

• Chloroplast

Multiple Select

What are the materials used in the experiment for cell?

You can choose more than one.

• Onion cells

• Cheek cells

• Ascorbic Acid

• Iodine solution

• Methylene blue solution

Multiple Choice

Why the leaf must be dipped into boiling water ?

• To change the colour of the leaf

• To break the cell wall

• To extract out chlorophyll

• To detect the presence of starch

Multiple Choice

Plant make their own food through ?

• Respiration

• Photosynthesis

Multiple Choice

Which of the following components in cell controls all activities in the cell and contains chromosomes consisting of DNA ?

• Cell membrane

• Nucleus

• Mitochondria

• Cell wall

Multiple Choice

Why do you think plant cell has fixed shape ?

• Has chloroplast

• Has cytoplasm

• Has mitochondria

• Has cell wall

Multiple Choice

Which of the following statements is correct ?

• Animal cells has vacuole

• Plant cells didn't have cell membrane

• Chloroplast exist in plant cells

• Nucleus only exist in animal cells

Multiple Choice

What are the components that exist in animal cells ?

• Nucleus, cytoplasm, mitochondria, cell membrane

• Cell membrane, cell wall, cytoplasm, mitochondria

• Chloroplast, nucleus, cell wall, mitochondria

• Mitochondria, vacuole, cell membrane, nucleus

Multiple Choice

What is cell ?

• Living organism

• A brick

• Basic unit of life

• component that combine together to form an organ