cells

Question 2

Resolution

Answer 2

Detail an image shows.
Higher resolution = more detail.

Question 3

Animal cell?

Answer 3

.Cytoplasm
.Nucleus
.Cell membrane
.Mitochondria

Question 4

Plant cell?

Answer 4

.Cytoplasm
.Nucleus
.Cell membrane
.Cell wall
.Mitochondria
.Vacuole
.Chloroplast

Question 5

Nucleus

Answer 5

Contains the DNA and controls the cell

Question 6

Cell membrane

Answer 6

Controls what goes in and out of the cell

Question 7

Cytoplasm

Answer 7

All chemical reactions occur here

Question 8

Mitochondria

Answer 8

Respiration occurs inside to release energy for the cell to use

Question 9

Cell wall

Answer 9

Protects the cell and gives it structure

Question 10

Chloroplasts

Answer 10

Carry out photosynthesis to make food for the plant

Question 11

Vacuole

Answer 11

Filled with cell sap and gives cell shape

Question 12

Egg cell: Job

Answer 12

Reproduction.

Question 13

Egg cell: features

Answer 13

Nucleus contains 1/2 genetic info.
Energy = enough to allow egg to develop if it’s fertilised.

Question 14

Sperm cell: job

Answer 14

Reproduction

Question 15

Sperm cell: Features

Answer 15

contains 1/2 genetic info.
Has tail to swim and meet the egg

Question 16

Nerve cell: job

Answer 16

Help nerve impulses move round the body

Question 17

Nerve cell: features

Answer 17

Long & thin
Send electrical impulses large distances around the body

Question 18

Plant palisade cell: job

Answer 18

Help the plant photosynthesis and make food

Question 19

Plant palisade cell: features

Answer 19

Lots of chloroplasts to trap light energy for photosynthesis

Question 20

Plant root cell: job

Answer 20

Help plant get water through the roots

Question 21

Plant root cell: features

Answer 21

Large surface area to absolve more water from soil

Question 22

Diffusion

Answer 22

Movement of particles from a high concentration to a low one

Question 23

Substances that move in & out of cells by diffusion

Answer 23

.oxygen - respiration
Glucose- respiration
Carbon dioxide- out: respiration in: photosynthesis
Water: root hair cells

Question 24

What are unicellular organisms made from

Answer 24

Only one cell

Question 25

What are multicellular made up of

Answer 25

More that one cell

Question 26

What is the respiratory system

Answer 26

Gas exchange in and out of the body

Question 27

Reproductive system

Answer 27

Produce young

Question 28

Nervous system

Answer 28

Sense and react to our surroundings

Question 29

Circulatory system

Answer 29

Transports blood round the body

Question 30

Organ system

Answer 30

A group of organs with related functions, work together to perform body functions

Question 31

Digestive system

Answer 31

Let’s you eat and excrete food and drink

Question 32

What are organs

Answer 32

Group of tissues working together to perform functions

Question 33

Tissues

Answer 33

Group of cells, similar structure, work together to perform a shared function