Nutrient cycle

Question 1

Name the 3 bits of nutrients

Answer 1

1. Carbon compound
2. Nitrogen compound
3. Water cycle

Question 2

Name the process which removes carbon from the air

Answer 2

Photosynthesis

Question 3

Write the equation for photosynthesis

Answer 3

Water + carbon dioxide —uses light energy> glucose + oxygen

Question 4

What is photosynthesis carried out by?

Answer 4

By plants and some bacteria

Question 5

Summarise the stuff about photosynthesis

Answer 5

1. It’s carried out by plants and some bacteria
2. The chloroplasts contain the chlorophyll

Question 6

What is the chlorophyll?

Answer 6

It’s a green pigment which absorbs light energy

Question 7

What is glucose used for?

Answer 7

Used to carry out cellular respiration to chain energy

Question 8

Name the process that adds carbon to the air

Answer 8

Respiration

Question 9

What does respiration occur in?

Answer 9

Living organisms (animals, plants, bacteria)

Question 10

Where does respiration happen in?

Answer 10

Mitochondria cells

Question 11

Write the equation for respiration

Answer 11

Glucose+oxygen—->water+carbon dioxide