Chapter 4 Test Review

The reactants of photosynthesis are

• sugar and water.

• sugar and oxygen.

• carbon dioxide, water, and light

• carbon dioxide and oxygen.

What are the products of photosynthesis?

• Carbon dioxide and water
• Carbon dioxide and oxygen
• Glucose and oxygen
• Glucose and water

Which of the following best describes photosynthesis?

• Photosynthesis converts light energy into chemical energy.

• Photosynthesis produces carbohydrates.

• Plants need sunlight, carbon dioxide, water, nutrients, and chlorophyll to complete photosynthesis.

• Plants use chlorophyll, water, and carbon dioxide to make sugar.

Which gas is removed from the atmosphere during photosynthesis?

• hydrogen
• oxygen
• nitrogen
• carbon dioxide

How can photosynthesis be related to cellular respiration?

• What's produced by one is needed for the other
• They both produce the same products
• They both have the same reactants (need the same things)
• These 2 processes have nothing in common

What is another name for glucose?

• Chlorophyll
• Chloroplasts
• Stomata
• Sugar

The main source of energy for all life comes from ____.

• the Earth
• the moon
• the sun
• the food we eat/make

What is one of the three products of cellular respiration?

• nitrogen

• oxygen

• glucose

• ATP

Please select who performs cellular respiration: 

• Animals 
• Both animals and plants 
• plants 

Cellular respiration is...

• the process by which cells break down glucose into energy. 
• the process by which cells break light down into energy. 
• the process by which cells communicate with other cells.