Yr 10

Question 1

Structure of a carbohydrate

Answer 1

Long chains of simple sugars

E.g. Glucose, Sucrose, Fructose

Question 2

What are carbohydrates made up of?

Answer 2

Carbon
Hydrogen
Oxygen

Question 3

Where are carbohydrates digested in?

Where does then enzyme work?

Answer 3

Mouth

Small intestine

Question 4

Where is carbohydrase produced?

Answer 4

Salivary glands
Pancreas
Stomach

Question 5

Name of enzyme that digests carbohydrates

Answer 5

Carbohydrase

Question 6

The structure of a protein

Answer 6

Long chains of amino acids

Question 7

What are proteins made up of?

Answer 7

Carbon
Hydrogen
Oxygen
Nitrogen

Question 8

Where are proteins digested?

Where does the enzyme work?

Answer 8

Stomach

Small intestine

Question 9

What enzyme digests protein?

Answer 9

Protease

Question 10

Where is protease produced

Answer 10

Stomach
Pancreas
Small intestine

Question 11

Structure of lipids

Answer 11

3 molecules of fatty acids bonded to a molecule of glycerol

Question 12

What are lipids made up of?

Answer 12

Carbon
Hydrogen
Oxygen

Question 13

What enzyme digests lipids?

Answer 13

Lipase

Question 14

Where are lipids digested?

Where does the enzyme work?

Answer 14

Small intestine

Question 15

Where does lipase work?

Answer 15

Pancreas

Small intestine

Question 16

What are enzymes?

Answer 16

They are biological catalysts that speed up the rate of chemical reactions in living organisms.
Each enzyme can only catalyse one type of substrate molecule, they are specific

Question 17

Resolution

Answer 17

The ability to define two individual points

Question 18

I.AM triangle

Answer 18

Image size = Actual size x Magnification size

Actual size = Image size / Magnification size

Magnification size = Image size / Actual size

Question 19

Nucleus

Answer 19

The nucleus controls the whole of the cells
Contains genetic information on the chromosomes.
Contains information for proteins to build new cells or organelles.

Question 20

Cytoplasm

Answer 20

A liquid gel which suspends the organelles

Site where most reactions needed for life take place

Question 21

Cell membrane

Answer 21

Controls the passage of substances in and out of the cell

Question 22

Mitochondria

Answer 22

Structures in the cytoplasm where aerobic respiration takes place to create energy

Question 23

Ribosome

Answer 23

Where protein synthesis takes place

Question 24

Cell wall

Answer 24

Only present in plants

Made of cellulose to strengthen and give support to the plant

Question 25

Vacuole

Answer 25

A space in the hole filled with cell sap to keep the cell rigid to support the plant