Topic 4 A

Question 1

Word equation for photosynthesis

Answer 1

Light
Carbon dioxide + water ———
Glucose + oxygen

Question 2

5 ways plants use glucose

Answer 2

Respiration

Making cellulose

Making amino acids

Stored as Fats or oils

Stored as starch

Question 3

Limiting factors on rate of photosynthesis

Answer 3

Environmental conditions ( there is no light at night)

Amount of chlorophyll in plant ( can be affected by disease )

Question 4

For photosynthesis

As light levels rise

Answer 4

The rate of photosynthesis increases up to a certain point

Question 5

For photosynthesis

As the amount of co2 rises

Answer 5

The rate of photosynthesis will increase to a certain point

Question 6

For photosynthesis

The higher the temperature

Answer 6

The faster the rate of photosynthesis until a certain point

Question 7

For photosynthesis

What happens when the temp hits 45 degrees

Answer 7

Enzymes become denatured and the rate of photosynthesis drops

Question 8

On a rate of photosynthesis graph for co2 and light levels, the line will

Answer 8

Increase at a steady rate then level out

Question 9

On a rate of photosynthesis graph for temperature the line would

Answer 9

Increase at a steady rate then drop back down to bottom at 45 degrees

Question 10

How to create ideal conditions for photosynthesis

Answer 10

Greenhouse

Question 11

Is photosynthesis exo or endo

Answer 11

Endothermic