B8

Question 1

What is photosynthesis?

Answer 1

is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms’ activities

Question 2

Equation for photosynthesis

Answer 2

Carbon dioxide + water —-> glucose + oxygen

Question 3

Chemical equation for glucose

Answer 3

C6H12O6

Question 4

Photosynthesis practical

Answer 4

1) Put leaf into boiling water for 1 minute
2) Transfer the leaf into boiling ethanol for 5 minutes
3) Take out leaf and wash in hot water
4) Put on a white tile and put iodine solution on it
5) If starch is present, it goes from orange to blue to black

Question 5

What is an endothermic reaction?

Answer 5

absorbs energy from its surroundings

Question 6

Starch in plants

Answer 6

Some of the glucose produced during photosynthesis is used immediately by the cells of the plants for respiration, but mostly glucose is converted inti starch and is stored