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Plant Nutrition Quiz

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Questions and Answers

What is the primary source of nutrients for plants?

Inorganic salts

Nitrogen

Carbon dioxide (correct)

Organic materials

Which of the following elements is NOT required by plants for their nutrition?

Calcium

Sodium (correct)

Phosphorus

Magnesium

What is the form of nitrogen that plants require for their nutrition?

Nitrogen gas (N2)

Nitrate (NO3−) (correct)

Ammonia (NH3)

Nitrous oxide (N2O)

What is the source of the nutrients found in soil?

Rain and freezing Signup and view all the answers

Which of the following inorganic compounds do plants take up, but do not require for their nutrition?

Iodides Signup and view all the answers

What is the primary composition of rocks in terms of mineral elements?

All mineral elements needed by plants Signup and view all the answers

What is the significance of microorganisms in soil?

They help break down organic materials Signup and view all the answers

Which group of bacteria is able to fix atmospheric nitrogen and where do they live?

Bacteria of the genus Azobacter, living freely in soil Signup and view all the answers

What is guano and why is it valued as a fertilizer?

A type of animal manure made from cattle excreta Signup and view all the answers

How are most nitrogenous fertilizers produced?

By combining nitrogen and hydrogen at high pressures in the presence of catalysts Signup and view all the answers

Plant Nutrition Quiz

Choose a study mode

Podcast

Questions and Answers

What is the primary source of nutrients for plants?

Which of the following elements is NOT required by plants for their nutrition?

What is the form of nitrogen that plants require for their nutrition?

What is the source of the nutrients found in soil?

Which of the following inorganic compounds do plants take up, but do not require for their nutrition?

What is the primary composition of rocks in terms of mineral elements?

What is the significance of microorganisms in soil?

Which group of bacteria is able to fix atmospheric nitrogen and where do they live?

What is guano and why is it valued as a fertilizer?

How are most nitrogenous fertilizers produced?

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Plant Nutrition Quiz

Plant Nutrition Quiz

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Plant Nutrition Quiz

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