Photosynthesis

What gas do plants give off after conducting photosynthesis that humans/animals need in order to live?

• Oxygen

• Carbon

• Nitrogen

• Hydrogen

Plants take in ________from the air as one key ingredient for photosynthesis

• oxygen

• soil

• carbon dioxide

• sugar

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

• the Earth

• the moon

• the sun

• the food we eat/make

Why are plants important for all life on Earth?

• They make our world more beautiful

• They make the planet look green

• They use carbon dioxide and give us oxygen

• They provide shade for insects

__________ energy from the sun is changed into __________ energy during photosynthesis

• Chemical energy to light energy

• Light energy to chemical energy

• Thermal energy to light energy

• Electrical energy to chemical energy

What are the 3 key ingredients needed for photosynthesis?

• glucose, oxygen, carbon dioxide

• carbon dioxide, water, glucose

• water, soil, sunlight

• sunlight, water, carbon dioxide

A student is collecting the gas given off from a plant in bright sunlight at a temperature of 27°C. The gas being collected is probably ________.

• oxygen

• carbon dioxide

• ATP

• glucose

What is the name of the sugars a plant produces after photosynthesis

• Glucose

• Sugar

• ATP

• Oxygen

Which of the following is not needed as a key ingredient for photosynthesis to occur?

• sunlight

• carbon dioxide

• water

• oxygen

Which organelle performs PHOTOSYNTHESIS?

• Chloroplast

• Mitochondria