CAIE IGCSE Biology 6.1.6 Importance of a Nitrate Ions Questions

Practise explaining how plants use nitrate ions to make amino acids and magnesium ions to make chlorophyll, connecting each mineral with its required product.

Exam points

Explain that nitrate ions are used to make amino acids.
Explain that magnesium ions are needed to make chlorophyll.

[Maximum number: 1]

Some algae are single-celled organisms that can photosynthesise. Their cells contain the pigment chlorophyll.

State the name of one mineral ion that is needed to make chlorophyll.

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CAIE IGCSE Biology 6.1.6 Importance of a Nitrate Ions Questions question 1