1.2 2019 Test Review

What is the source of energy for photosynthesis?

• carbohydrates-chemical
• sunlight-radiant
• heat-thermal
• television-electrical

What are the reactants (what's needed) for photosynthesis?

• glucose and oxygen
• light, water, and carbon dioxide

What is the energy conversion during photosynthesis?

• chemical --> chemical
• thermal --> electrical
• chemical --> electrical 
• radiant --> chemical

In which organelle (part of the cell) does photosynthesis take place?

• mitochondria
• chloroplast
• nucleus
• cell membrane

What is the gas we breath out that plants use for photosynthesis?

• sulfur
• carbon dioxide
• oxygen
• hydrogen

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

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

Which statement about photosynthesis is correct?

• Plants get the energy they need for photosynthesis from water.
• Plants get the energy they need for photosynthesis from soil.
• Plants get the energy they need for photosynthesis from sunlight.
• Plants do not require energy to perform photosynthesis.

Which gas is removed from the atmosphere during photosynthesis?

• hydrogen
• oxygen
• nitrogen
• carbon dioxide

What gas is released by plants during photosynthesis?

• sulfur
• carbon dioxide
• oxygen
• hydrogen

Which plant organ is extremely necessary for photosynthesis to take place?

• leaves

• flower petals

• anthers

• pistils