Cells

Question 1

Which organelle synthesises proteins?

Answer 1

> Ribosome

Question 2

▪️Cylindrical-shaped
▪️Consists of a double membrane
▪️Has a smooth outer membrane and a folded inner membrane

Answer 2

> Mitochondrion

(Plural: mitochondria)

Question 3

• Permeable to all fluids

- Rigid and not elastic

Answer 3

> Cell wall

Question 4

Which organelle is involved in the formation of spindle fibres?

Answer 4

> Centriole

Question 5

⚫️Contain hydrolytic enzymes

   ⚫️Eliminate worn out mitochondrion

Answer 5

> Lysosome

Question 6

Collagen is needed to form a type of tissue in human. What is the best reason for consuming collagen?

Answer 6

> As dense fibrous connective tissue to improve skin elasticity

Question 7

What is the effect to the cell if there is no smooth endoplasmic reticulum?

Answer 7

> No synthesis of lipids

Question 8

Which organelle is found abundantly in muscle tissue?

Answer 8

> Mitochondria

Question 9

State two functions of the Golgi apparatus.

Answer 9

> Processing and packaging carbohydrates, proteins and glycoprotein

   >As transport centre of carbohydrates, proteins and glycoprotein

Question 10

Describe how xylem vessel is adapted to transport water in the plant.

Answer 10

> Xylem vessel is a continuous, hollow tube which will ensure a continuous upwards flow of water and mineral easily. Its wall is lignified so that it will not collapse