Chapter 2.3: Plant Minerals (Vincent Okotel)

What do plants need nitrates for?

• Healthy leaves and flowers

• Healthy roots

• Making chlorophyll

• Healthy growth

Which mineral is essential for making chlorophyll?

• Phosphorus

• Magnesium

• Potassium

• Nitrogen

What symptom indicates a magnesium deficiency in plants?

• Poor root growth

• Yellow leaves

• Dead patches on leaves

• Yellow older leaves

What do farmers use to replace missing minerals in the soil?

• Fertilizers

• Pesticides

• Herbicides

• Compost

What does a potassium deficiency cause in plants?

• Yellow leaves with dead patches

• Purple younger leaves

• Poor root growth

• Yellow older leaves

Which mineral is involved in making amino acids?

• Phosphorus

• Magnesium

• Potassium

• Nitrogen

What is the role of phosphates in plants?

• Healthy growth

• Healthy roots

• Making chlorophyll

• Healthy leaves and flowers

What happens to the minerals when crops are harvested?

• They are replenished naturally

• They remain in the soil

• They increase in the soil

• They are removed from the ground

What does a nitrate deficiency cause in plants?

• Yellow leaves

• Poor growth and yellow older leaves

• Purple younger leaves

• Yellow leaves with dead patches

What does NPK fertilizer contain?

• Phosphorus, Potassium, Magnesium

• Nitrogen, Phosphorus, Potassium

• Nitrogen, Phosphorus, Magnesium

• Nitrogen, Potassium, Magnesium