What Do Plants Need

How do plants get their energy?

• through a reaction called chlorophyll 
• by a process called photosynthesis 
• by absorbing mineral nutrients from soil 
• by eating other organisms 

Three main things plants need to survive. 

• sunlight, oxygen, soil
• soil, carbon dioxide, sunlight 
• sunlight, air, soil 
• sunlight, air, water 

The source of energy plants use to make food

• photosynthesis 
• air 
• sunlight 
• soil 

What two materials are used in photosynthesis?

• carbon monoxide and water 
• carbon dioxide and soil 
• carbon dioxide and oxygen
• carbon dioxide and water 

Plants are considered producers because 

• they produce carbon dioxide 
• they produce their own water 
• they produce sunlight 
• they produce their own food 

Stomata is found in the _______. 

• stems 
• roots 
• leaves 
• flower 

The green pigment in leaves that captures the energy from the sun. 

• borophyll 
• chlorophyll 
• photosynthesis 
• leaves 

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Hydroponics is _____. 

• plants that don't need water 
• plants that produce water 
• plants that are grown in water 
• plants that are grown in soil 

Where does carbon dioxide for photosynthesis come from?

• soil 
• air 
• sun 
• water 

Where does water for photosynthesis come from?

• only from the soil 
• only from the air 
• only from the rain 
• both the soil and air