B3

Question 1

What are enzymes

Answer 1

Enzymes are the biological catalyst which speed up a reaction

Question 2

Are all enzymes the same

Answer 2

No the active site can only cite to specific enzymes

Question 3

How are active site destroyed

Answer 3

They can be destroyed by high temperatures or the wrong ph level

Question 4

What are active site

Answer 4

Active site are substrates

Question 5

Photosynthesis equation ?

Answer 5

Carbon dioxide+water —> glucose+oxygen

Question 6

What is photosynthesis

Answer 6

Photosynthesis is a chemical reaction that allows energy to be made via chloroplasts

Question 7

What type of vessels are the xylem and phloem

Answer 7

They are transport vessels

Question 8

What is the chemical formula for photosynthesis

Answer 8

6H2O+6Co2 ~~> C6H12O6+6O2

Question 9

Why do leaf’s have transparent cells

Answer 9

To allow sunlight through

Question 10

What are the uses of Glucose

Answer 10

To form cellulose, proteins, nitrogen, fats, sucrose, starch

Question 11

What is cellulose used for

Answer 11

To form cell walls

Question 12

What are proteins used for

Answer 12

Growth/ repair

Question 13

What are fats/ oils used for

Answer 13

Food storage and growth

Question 14

What is starch used for

Answer 14

Food storage

Question 15

What is the magnification equation

Answer 15

Magnification= image size/ actual size

Question 16

How do light microscopes work

Answer 16

A light passes through a specimen and creates a magnified image using lenses

Question 17

How do electron microscopes work

Answer 17

They work in a similar way to light except instead of light it is electrons passing through the specimen

Question 18

What is the name of the lens with the lowest resolution

Answer 18

Objective lens