UNIT 6

Plants need what to do photosynthesis?

• Food absorbed from ground
• Sun's energy
• Food broken down
• Minerals from the soil

What gas goes into the plant before photosynthesis?

• Carbon Dioxide
• Carbon Monoxide
• Oxygen
• Nitrogen

What three things are needed for a plant to do photosynthesis?

• Glucose, Oxygen, Sunlight
• CO₂, Oxygen, Sunlight
• CO₂, Water, Sunlight
• Oxygen, Water, Sunlight

What two products does a plant make during photosynthesis?

• Water and Glucose
• Oxygen and Glucose
• Oxygen and Water
• CO₂ and Glucose

Which plant part absorbs water and nutrients?

• Leaf
• Stem
• Roots
• Flower

The water cycle is the Earth's way of _______.  

Recycling water, Getting rid of water,  

Using up all of our water, or Cleaning our water

Water taken from plants on Earth's surface into the air is called which of the following?

• condensation

• collection

• evaporation

• transpiration

The seasons are caused by___________?

• The tilt of the Earth on its axis

• Tropical Storms

• Changes in the moon

• The Earth's rotation

As water vapor rises in the atmosphere, it cools and changes back to liquid. Tiny drops of liquid form clouds. What is this process called?

• Run-off

• Evaporation

• Condensation

• Precipitation

What is it called when plants give off water vapor as a waste product?

• condensation
• evaporation
• sublimation
• transpiration