4.4 Photosynthesis

Question 1

What’s the equation for photosynthesis?

Answer 1

Carbon dioxide + water - glucose+ oxygen

Question 2

Why is photosynthesis an endothermic reaction?

Answer 2

Energy is transferred from the environment to the chloroplast by light

Question 3

What can the glucose produced in photosynthesis be used nfor?

Answer 3

Respiration converted into insoluble starch for storage
Used to produce fat or oil for storage
Used to produce cellulose which strengthens the cell wall
Used to produce amino acids for protein synthesis

Question 4

What do plants use to produce protein?

Answer 4

Nitrate ions from the soil

Question 5

What is the equation for aerobic respiration?

Answer 5

Glucose + oxygen - carbon dioxide + water

Question 6

What is the equation for anaerobic respiration in muscles

Answer 6

Glucose - lactic acid

Question 7

What is the equation of anaerobic respiration?

Answer 7

Glucose - ethanol +carbondioxide

Question 8

What is anaerobic respiration in yeast cells called?

Answer 8

Fermentation

Question 9

What increases tomsupply the muscles with more oxygenated blood?

Answer 9

Heart rate breathing rate and breath volume

Question 10

When does anaerobic respiration take place ?

Answer 10

In the muscles if insufficient oxygen is supplied

Question 11

What is metabolism?

Answer 11

The sum of of all the reactions in a cell or the body