Nutrition in Plant

Organisms which produce their own food are called

• Autotrophs

• Heterotrophs

• Saprotrophs

• Parasites

Answer explanation

Organisms that produce their own food are called autotrophs.

Which of the following component of food contains Nitrogen

• Carbohydrate

• Protein

• Fat

• Minerals

Answer explanation

Protein is the component of food that contains Nitrogen.

Which of the following is a parasite

• Fungus

• Cuscuta

• Mushroom

• Bacteria

Answer explanation

Cuscuta is a parasite that lacks chlorophyll and obtains nutrients from host plants, making it the correct choice among the options provided.

Which of the following is not necessary for photosynthesis

• Chlorophyll

• Carbon dioxide gas

• Oxygen

• Water

Answer explanation

Oxygen is not necessary for photosynthesis as it is produced as a byproduct. Chlorophyll, carbon dioxide, and water are essential for the process.

Foods synthesized in the process of Photosynthesis by plants is stored as

• Starch

• Protein

• Vitamins

• Fats

Answer explanation

Foods synthesized in the process of Photosynthesis by plants are stored as Starch.

Ultimate source of energy for all living organisms is

• Plants

• Atmosphere

• Earth

• Sun

Answer explanation

The ultimate source of energy for all living organisms is the Sun, as it provides light and heat necessary for photosynthesis and other metabolic processes.

Living organisms obtain energy from

• Carbon Dioxide

• Food

• Water

• Oxygen

Answer explanation

Living organisms obtain energy from food, which is broken down during digestion to release energy for cellular processes.

Organisms other than plants which contain Chlorophyll are

• Algae

• Protozoa

• Virus

• Fungi

Answer explanation

Organisms other than plants that contain Chlorophyll are Algae, making it the correct choice among the options provided.

The process of Photosynthesis produces

• Carbon Dioxide

• Nitrogen

• Oxygen

• Hydrogen

Answer explanation

The process of Photosynthesis produces Oxygen, making it the correct choice among the options provided.

In the absence of which of the following will photosynthesis not occur in leaves?

• vacuole

• stomata

• chlorophyll

• cytoplasm

Answer explanation

In the absence of chlorophyll, photosynthesis will not occur in leaves as it is the pigment responsible for capturing light energy.