Grade 9 Photosynthesis Questions

Front

In what organelle of a plant cell does photosynthesis take place?

Back

Chloroplasts

Front

What substance does a plant use for food?

Back

Glucose

Front

What characteristic sets heterotrophs apart from autotrophs?

Back

Heterotrophs obtain food from consuming other living or once-living things.

Front

What is the Dependent Variable in this investigation?

Back

Rate of photosynthesis

Front

What is the correct formula for glucose?

Back

C6H12O6

Front

What is photosynthesis?

Back

The process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What are the main products of photosynthesis?

Back

Glucose and oxygen.

Front

What is the role of chlorophyll in photosynthesis?

Back

Chlorophyll absorbs light energy, which is used to convert carbon dioxide and water into glucose.

Front

What is the equation for photosynthesis?

Back

6CO2 + 6H2O + light energy → C6H12O6 + 6O2

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs produce their own food through photosynthesis, while heterotrophs consume other organisms for energy.