Cells

Question 1

Function of cytoplasm

Answer 1

Place where chemical reactions happen

Question 2

Function of the cell membrane.

Answer 2

Controls which substance move into and out of the cell

Question 3

Function of mitochondria

Answer 3

Release energy by respiration

Question 4

Function of ribosomes

Answer 4

Make proteins

Question 5

Function of chloroplasts

Answer 5

Photosynthesis

Absorb light to make food.

Question 6

What is found in the vacuole?

Answer 6

Cell sap

Question 7

Give two differences between animal and bacterial cells.

Answer 7

Bacteria do not have a nucleus.

Bacteria have a cell wall

Question 8

Name the structures found in a yeast cell

Answer 8

Cell wall, Cell membrane, cytoplasm, nucleus

Question 9

What is the function of a red blood cell?

Answer 9

Carry oxygen round the body

Question 10

How is a red blood cell specialised?

Answer 10

No nucleus
Haemoglobin in the cytoplasm - carries the oxygen
Biconcave shape - allows it to squeeze through capillaries

Question 11

What is a specialised cell?

Answer 11

One that has changed shape or structure in order to do a job in the body.

Question 12

Name the process used to move substances from a high concentration to a low concentration.

Answer 12

Diffusion

Question 13

How can diffusion be made to go faster?

Answer 13

Increase temperature

Bigger difference in concentration

Question 14

Name a gas that diffuses into cells through the cell membrane.

Answer 14

Oxygen.

Question 15

What is a tissue?

Answer 15

A group of cells with a similar structure and function

Question 16

What is the function of muscular tissue?

Answer 16

Causes movement.

Question 17

What is the function of epithelial tissue?

Answer 17

Cells that cover part of the body.

Question 18

What is the function of glandular tissue?

Answer 18

Makes substances such as enzymes and hormones.

Question 19

What is an organ?

Answer 19

A group of different tissues.

Question 20

The stomach contains muscular tissue. What is its function?

Answer 20

It churns the food.

Question 21

The stomach contains glandular tissue. What is its function?

Answer 21

To make digestive juices.

Question 22

The stomach contains epithelial tissue. What is its function?

Answer 22

It covers the outside and inside of the stomach.

Question 23

What is the function of the glands in the digestive system?

Answer 23

Make digestive juices.

Question 24

Name two glands in the digestive system.

Answer 24

Salivary gland and pancreas

Question 25

What happens in the stomach and small intestine.

Answer 25

Digestion

Question 26

What is the function of the liver?

Answer 26

Produces bile

Question 27

What happens in the small intestine?

Answer 27

Digestion and the absorption of digested food.

Question 28

What happens in the large intestine?

Answer 28

Water is absorbed from the digested food to make faeces.

Question 29

Name three plant organs.

Answer 29

Stem, root and leaf

Question 30

Name 4 tissues found in plants

Answer 30

Mesophyll Epidermal Xylem Phloem

Question 31

What is the function of xylem and phloem?

Answer 31

Phloem transports sugar in plants. | Xylem transports water and mineral ions in plants.

Question 32

The function of the nucleus

Answer 32

Controls the activity of the cell

Question 33

Name 3 structures found in bacteria cells

Answer 33

Cytoplasm, membrane, cell wall

Question 34

Name the chemical found in the cell wall of plant and algae .

Answer 34

Cellulose

Question 35

Name the process used to move dissolved substances into and out of cells.

Answer 35

Diffusion

Question 36

What is an organ system?

Answer 36

A group of organs that perform a particular function.

Question 37

Give an example of an organ system

Answer 37

Digestive system

Question 38

Name the organs found in the digestive system

Answer 38

``` Glands Stomach Small intestine Liver Large intestine ```

Question 39

What is the function of a root hair cell? | How is it adapted for this job?

Answer 39

Absorbs water and minerals from the soil. Has a large surface area

Question 40

Put these structure in order (smallest to largest) Organ system Tissue Cell Organ

Answer 40

Cell Tissue Organ Organ system

Question 41

All living things are made of .....

Answer 41

Cells

Question 42

What is the function of the nucleus?

Answer 42

Controls the activities of the cell.