MCQs on Nutrition and Photosynthesis

Which of the following organisms exhibit parasitic nutrition?

• Amoeba

• Cuscuta

• Euglena

• Hydra

Which of the following is a saprophyte?

• Mushroom

• Venus flytrap

• Tape worm

• Amoeba

Holozoic nutrition is characterized by:

• Absorption of dissolved nutrients

• Ingestion, digestion, and egestion

• Dependence on other organisms for nutrients

• Production of food using sunlight

Which organism exhibits holozoic nutrition?

• Yeast

• Amoeba

• Rhizopus

• Paramecium

Autotrophic organisms require all of the following except:

• Carbon dioxide

• Sunlight

• Oxygen

• Chlorophyll

What is the role of chloroplast in photosynthesis?

• Absorbs oxygen

• Converts sunlight into chemical energy

• Provides water to the plant

• Releases carbon dioxide

Which of the following is a raw material for photosynthesis?

• Oxygen

• Glucose

• Carbon dioxide

• Chlorophyll

The most effective light for photosynthesis is:

• Green

• Yellow

• Blue

• Red

In which part of the chloroplast does the light reaction occur?

• Stroma

• Thylakoid membrane

• Inner membrane

• Cytoplasm

Photosynthesis is considered an anabolic process because:

• It involves breakdown of glucose.

• It synthesizes complex molecules from simple ones.

• It releases energy in the form of ATP.

• It uses oxygen to release carbon dioxide.