Nutrition in Plants Quiz

Why do all living organisms, including plants, need energy?

• To carry out various life processes

• To perform photosynthesis

• To produce seeds

• To grow taller

What is the primary function of fertilizers in plant growth?

• To enhance sunlight absorption

• To increase soil temperature

• To supply essential nutrients

• To reduce water usage

Which of the following is a characteristic of natural fertilizers?

• They are synthetic

• They supply nutrients in large quantities

• They are bulky and supply organic matter

• They are highly concentrated

What is the main raw material used in making nitrogenous fertilizers?

• Calcium

• Ammonia gas

• Phosphorus

• Potassium

Which type of fertilizer promotes root growth and prevents stunted growth in plants?

• Organic manures

• Phosphatic fertilizers

• Potassium fertilizers

• Nitrogenous fertilizers

What is a key characteristic of a good fertilizer?

• It should be insoluble in water

• It should alter the soil's nature

• It should be easily assimilated by plants

• It should lose its essential elements quickly

What is one disadvantage of using chemical fertilizers?

• They improve soil fertility

• They are cost-effective

• They require constant application

• They are environmentally friendly

What is the main process used in the synthesis of ammonia?

• Solvay process

• Contact process

• Ostwald process

• Haber-Bosch process

What is the primary use of super phosphate in agriculture?

• To improve water retention

• To increase nitrogen content

• To promote root growth

• To enhance leaf color

What are the main components formed when ammonia and carbon dioxide react in the production of urea?

• Ammonium nitrate and water

• Urea and water

• Ammonium sulfate and carbon dioxide

• Ammonium carbonate and urea