Plants

Question 1

Purpose of large surface area

Answer 1

To trap as much sunliht

Question 2

Thin

Answer 2

Carbon dioxide wont have a lotnof space to travel

Question 3

Chlorophyll

Answer 3

Green chemical used to absorb light

Question 4

Network of veins

Answer 4

Transport water, support leaf and carbohydrate

Question 5

Stomata

Answer 5

Allows oxygen and carbon dioxide to go in n put

Question 6

Guard cells

Answer 6

Covered in pored to allow gases in and out

Question 7

Upper epidemis

Answer 7

Allows as much sunlight in as possible ( no nucleus) layers of cells

Question 8

Carbon dioxide symbol

Answer 8

Co2

Question 9

Water

Answer 9

H2o

Question 10

Oxygen

Answer 10

O2

Question 11

Use of glucose

Answer 11

Energy, respiration, used to make other substances

Question 12

Plants need water because

Answer 12

• Keep leves cool
• form fruita
• enable growth
• produce glucose
• enable transport of minerals

Question 13

Endothermic

Answer 13

Absorbs heat

Question 14

Exothermic

Answer 14

Release heat

Question 15

What is diamond

Answer 15

Element

Question 16

What is sodium chloride

Answer 16

Compound

Question 17

What is air

Answer 17

Mixture

Question 18

Compound

Answer 18

Substance that contains 2 or more different elements which chemically rects together

Question 19

Element

Answer 19

Element is a substance that cant be broken down. Made up of only one type of atom

Question 20

Atom

Answer 20

The smallest particle

Question 21

Mixture

Answer 21

Two or more different that ate not chemically joined

Question 22

Molecule

Answer 22

Two or more atoms that are chemically joined

Question 23

Chromatography

Answer 23

Seperates liquid of different colour

Question 24

Solvent

Answer 24

A liquid that does the dissolving

Question 25

Solute

Answer 25

A solid that dissolves