Topic 1 & 2 Bio Y9 Revision

Question 1

What does a sperm cell have that gives it its energy to swim?

Answer 1

Mitochondria

Question 2

What feature does the sperm cell have that helps it swim?

Answer 2

A tail

Question 3

Describe the nerve cell

Answer 3

A spiky ball on the top, a long body, tails to connect with neurons/other nerve cells

Question 4

“As an organism develops, some of its cells develop different structures and change into different types of cells. This allows the cells to carry out specific functions.”

Which of the following processes describes this type of cell development?

1. Mitosis
2. Adaptation
3. Differentiation
4. Specialisation

Answer 4

Differentiation

Question 5

What cell is in the image?

Answer 5

Sperm cell

Question 6

What cell is in the image?

Answer 6

Nerve cell

Question 7

ATP

Answer 7

Another word for energy

Question 8

MRS C GREN —> M

Answer 8

Movement

Question 9

MRS C GREN —> R

Answer 9

Reproduction

Question 10

MRS C GREN —> S

Answer 10

Sensitivity

Question 11

MRS C GREN —> C

Answer 11

Control

Question 12

MRS C GREN —> G

Answer 12

Growth

Question 13

MRS C GREN —> R

Answer 13

Respiration

Question 14

MRS C GREN —> E

Answer 14

Energy

Question 15

MRS C GREN —> N

Answer 15

Nutrition

Question 16

Plant cell organelle examples?

Answer 16

• chloroplasts
• cell wall
• vacuole

Question 17

What organelles do plant cells and animal cells have in common?

Answer 17

• nucleus
• cytoplasm
• mitochondria
• ribosomes