Energy in an Ecosystem Quiz

Which organelle in plant, algae, and some bacteria, uses energy from sunlight to make sugar?

• Mitochondria

• Nucleus

• Chloroplasts

• Vacuoles

What type of organism carries out both photosynthesis and cellular respiration?

• all plants

• all organisms

• only animals

• no organisms

What is the primary function of chloroplasts in photosynthesis?

• To break down sugar molecules

• To absorb water from the soil

• To capture light energy

• To produce carbon dioxide

In the process of photosynthesis, what molecule is produced as a form of energy storage?

• Carbon dioxide

• Oxygen

• ATP

• Glucose

Drag the molecules where they belong to complete the cycle that includes photosynthesis and cellular respiration.

b

a

O₂ and Glucose

CO₂ and H₂O

During cellular respiration, ATP is produced in which part of the cell?

• Nucleus

• Chloroplast

• Mitochondria

• Ribosome

Which of the following organisms does NOT perform photosynthesis?

• Algae

• Oak tree

• Mushroom

• Grass

What is the role of ATP in cellular activities?

• It acts as a pigment for coloration.

• It serves as the primary energy source.

• It stores genetic information.

• It assists in the digestion of food.

Which of the following is a product of cellular respiration?

• Glucose

• Oxygen

• Carbon dioxide

• Chlorophyll

Leaves are green because they (select two).

• reflect green light

• absorb green light

• reflect all but green light

• absorb all but green light