Ions And Nutrients 1.1

Question 1

Two types of ions

Answer 1

Organic and inorganic

Question 2

What are inorganic ions also called

Answer 2

Electrolytes

Question 3

How many carbon atoms does an inorganic ion have within its molecules

Answer 3

No more than one

Question 4

How many carbon atoms does an organic ion have within its molecules

Answer 4

High proportion

Question 5

Macronutrients are needed in..

Answer 5

Small concentrations

Question 6

Micronutrients are needed in..

Answer 6

Minute concentrations

Question 7

What are the 4 macronutrients?

Answer 7

• magnesium
• iron
• phosphate
• calcium

Question 8

What is magnesium an important part of?

Answer 8

Chlorophyll

Question 9

What happens when plants don’t have enough chlorophyll?

Answer 9

Stunted growth + chlorosis

Question 10

Why do mammals need magnesium?

Answer 10

For their bones

Question 11

What is iron an important part of?

Answer 11

Haemoglobin

Question 12

What does a lack of iron lead to?

Answer 12

Anaemia

Question 13

What is phosphate an important part of?

Answer 13

Phospholipids

Question 14

What is phosphate used for

Answer 14

Making nucleotides such as ATP

Question 15

How can calcium help plants?

Answer 15

Provides strength for cell wall (cellulose)

Question 16

Why is calcium important for mammals?

Answer 16

An important structural component for bones and teeth