Unit 3: Photosynthesis, Respiration, Transpiration

What gas is removed from the atmosphere during photosynthesis?

• oxygen

• hydrogen

• carbon dioxide

• nitrogen

It is a colorless, odorless gas that is produced during respiration and combustion (burning)

• water

• oxygen

• carbon dioxide

• chlorophyll

It is one of the outputs given off by plants during photosynthesis.

• carbon dioxide

• glucose

• chlorophyll

• water

What plant part absorbs water and nutrients?

• stem

• leaf

• roots

• flower

Which of the following go through the process of photosynthesis?

• mushrooms

• algae

• bees

• humans

Which product is "waste" and mostly released by the producer (plant)?

• sugar

• carbon dioxide

• oxygen

• glucose

What is the pigment in chloroplasts that performs photosynthesis?

• ADP

• chlorophyll

• electron transport

• photosynthesis

After sugars are formed in photosynthesis, what structure do they travel through to reach the fruits of the plants?

• cuticle

• xylem

• phloem

• roots

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 carbon dioxide

• plants get the energy they need for photosynthesis from sunlight

• plants get the energy they need for photosynthesis from soil

What process occurs when light energy is captured in plants and converted into sugar?

• cellular respiration

• photosynthesis

• transpiration