Bioenergetics

Question 1

Uses of glucose in plants

Answer 1

used for 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.
To produce proteins, plants also use nitrate ions that are absorbed from
the soil.

Question 2

Anaeorbic respiration in plants

Answer 2

• fermentation

- beer and bread production

Question 3

Metabolism

Answer 3

-sum of all chemical reactios inside the body

Question 4

Excess amino acids

Answer 4

Kideys remove ecess amino acids from blood
Broken down into ammonia (toxic)
Urea produced in liver
Urine is stored in the bladder
-contains waste nitrate (often used as fertilliser)

Question 5

How is heat controlled- greenhouse

Answer 5

-greenhouse traps heat
Summer- shades and ventillation
Winter- heater

Question 6

Light- greenhouse economics

Answer 6

-always needed

Inight- artificial lights

Question 7

Co2- greenhouse economics

Answer 7

-paraffin heaters- as paraffin burns, releases co2

Question 8

Fertilisers

Answer 8

Added. To soi

Provides nitrates and magnesium for example

Question 9

Pests and disease- greenhouse economics

Answer 9

Enclosed in greenhouse