Photosynthesis

Multiple Choice

Chlorophyll absorbs a higher percentage of _____ and _______ light.

• purple and green

• red and blue

• black and orange

• yellow and green

Multiple Choice

The reactants of photosynthesis are...

• sugar and water.

• sugar and oxygen.

• carbon dioxide and water.

• carbon dioxide and oxygen.

Multiple Choice

What pigment absorbs sunlight for photosynthesis?

• chloroplast

• thylakoid

• grana

• chlorophyll

Multiple Choice

Most plants appear green because chlorophyll...

• absorbs green light.

• absorbs violet light.

• does not absorb green light.

• does not absorb violet light.

Multiple Choice

Which pigments absorbs green and blue light but reflects orange and red light?

• Carotenoids

• Chlorophylls

Multiple Choice

Chlorophyll absorbs a higher percentage of _____ and _______ light.

• purple and green

• red and blue

• black and orange

• yellow and green

Multiple Choice

What pigment absorbs sunlight for photosynthesis?

• chloroplast

• thylakoid

• grana

• chlorophyll

Multiple Choice

Photosynthesis is essential for the survival of all living organisms on Earth?

Multiple Choice

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

• leaves

• roots

• fruit

• stem

Multiple Choice

In what organelle does photosynthesis take place in?

• chlorophyll

• chloroplast

• cytoplasm

• mitochondria

Multiple Choice

What is the ultimate source of energy for all living things?

• electricity

• plants

• sun

• food

Multiple Choice

Chloroplasts are...

• A type of pigment used for photosynthesis
• The location inside a plant cell where photosynthesis happens
• The location where cellular respiration happens
• Green beans

Multiple Choice

What do plants give off after photosynthesis?

• Oxygen
• carbon
• nitrogen
• hydrogen

Multiple Choice

Plants need ________from the air for photosynthesis

• oxygen
• soil
• carbon dioxide
• sugar

Multiple Choice

The products (what they make) of photosynthesis are

• water and carbon dioxide

• oxygen and water

• sugar and cabon dioxide

• oxygen and sugar (glucose)

Multiple Choice

Simple sugar that is an important source of energy

• oxygen

• sunlight

• glucose

• amino acids

Multiple Select

What is needed for cellular respiration to occur?

• oxygen only

• glucose only

• carbon dioxide

• sunlight

• oxygen and glucose

Multiple Choice

Why are green plants considered producers or autotrophs?

• They consume other organisms for energy.

• They obtain energy from sunlight to produce their own food.

• They break down dead organic matter for energy.

• They rely on other organisms for food production.