Photosynthesis Post Assessment

In photosynthesis, plants convert what type of energy into what other type of energy?

• Light energy into mechanical energy.

• Radiant energy into chemical energy.

• Chemical energy into heat energy.

• Mechanical energy into light energy.

The energy plants gain through photosynthesis is stored in

• oxygen

• nitrogen

• carbon dioxide

• glucose

A test tube is filled with water and a green plant called elodea. When the plant is exposed to sunlight, it begins to produce bubbles.Which of the following is the most likely conclusion for the identity of the gas in the bubbles?

• Carbon dioxide

• Oxygen

• Nitrogen

• Hydrogen

Which of the following provides the energy needed for photosynthesis?

• Water

• The Sun

• Plants

• Atoms

The diagram provided illustrates the process of photosynthesis, including the substances used by and produced by plants.What is the identity of the chemical represented by the question mark in the diagram?

• Hydrogen

• Carbon

• Glucose

• Nitrogen