2023 2024 Photosynthesis and Respiration test

Organisms convert energy stored in food into a form of energy that cells can use through a process called ____.

• photosynthesis
• respiration

Plant cells make glucose molecules from

• carbon dioxide and oxygen
• glucose
• water and hydrogen
• carbon dioxide and water

The energy that powers photosynthesis comes from _____.

• light given off by the sun
• collisions of gas molecules in the air
• the breakdown of sugar molecules inside plant cells
• chlorophyll absorbed through the soil

The process by which energy from the sun is transformed into chemical energy is

• Photosynthesis
• Chloroplasts
• Glucose

The molecule in which the chemical energy is stored in cells after photosynthesis

• Photosynthesis
• Chloroplasts
• Glucose

Where in the cell does photosynthesis take place?

• Photosynthesis
• Chloroplasts
• Glucose

Glucose and oxygen are the _____ of photosynthesis. (Does photosynthesis REquire them or PRODuce them?)

• Photosynthesis
• Products
• Chloroplasts
• Reactants

The _____ gives off energy that is received by the Earth's surface.

• sun
• plants
• chloroplasts
• moon

Plant cells contain organelles called ______ that are filled with chlorophyll.

• chloroplasts
• mitochondria
• nuclei

During photosynthesis, plants take in sunlight, _____, and _______, and produce _____ and oxygen. (Choose the answer that has the responses listed in the correct order to fill in the blanks.)

• glucose, water, carbon dioxide
• water, carbon dioxide, glucose
• carbon dioxide, glucose, water