Cells

Question 1

What is the nucleus?

Answer 1

It controls the cell

Question 2

What is the cell membrane?

Answer 2

It controls what enters and leaves

Question 3

What is the cell wall?

Answer 3

It supports the cell and keeps it rigid

Question 4

What is the cytoplasm?

Answer 4

It is watery jelly. Most of the cell’s activities happen here.

Question 5

What are the differences between a plant and animal cell?

Answer 5

Plant : Vacuole , Cell wall , Chloroplast

Question 6

What is the vacuole?

Answer 6

It is a large storage space filled with cell sap

Question 7

What are the similarities between a plant and animal cell?

Answer 7

They both have a nucleus, cytoplasm, and a cell membrane

Question 8

What is a specialised cell?

Answer 8

Specialised cells are specially designed to carry out a particular job

Question 9

What is the function of the Sperm Cell - how is it different?

Answer 9

Function : To reach female egg cells and join with it.

Difference : It has a long tail for swimming and has a pointed head.

Question 10

What is the function of the Egg / Ovum Cell - how is it different?

Answer 10

Function : To join with the male cell, the sperm cell. And also to be fertilised.
Difference : It contains lots of cytoplasm.

Question 11

What is the function of the Ciliated Cell - how is it different?

Answer 11

Function : To push and move mucus from one place to another.

Difference : To sweep away the mucus. It has a thin layer of tiny moving hair.

Question 12

What is the function of the Palisade Cell - how is it different?

Answer 12

Function : Absorbs sunlight for photosynthesis.
Difference : It is tall, large surface to absorb water and nutrients, packed with chloroplasts to make food, and long for more light.

Question 13

What is the function of the Root Hair Cell - how is it different?

Answer 13

Function : Designed for absorbing water from soil.

Difference : It has a large surface area and a thin cell membrane.

Question 14

What is the function of the Red Blood Cell - how is it different?

Answer 14

Function : Designed to carry oxygen.

Difference : It has a thin outer membrane. It doesn’t have any nucleus and has a large surface area.

Question 15

What is the function of the Nerve Cell - how is it different?

Answer 15

Function : To carry nerve impulses to different parts of the body.
Difference : It has long connections at each end. It carries electrical signals LIKE a wire.