Nutrition in Plants and Animals

What is the process by which plants make their own food using sunlight, water, and carbon dioxide?

• Sunlightification

• Chlorophyllation

• Watercarbonation

• Photosynthesis

Which pigment in plant cells absorbs sunlight for photosynthesis?

• Carotenoid

• Xanthophyll

• Chlorophyll

• Melanin

What is the primary function of the digestive system in animals?

• To break down food into nutrients for absorption

• To produce hormones for growth

• To regulate body temperature

• To transport oxygen in the body

Where does most of the nutrient absorption take place in plants?

• Flowers

• Stems

• Leaves

• Roots

In a food chain, what is the term for an organism that produces its own food?

• decomposer

• producer

• predator

• consumer

What is the role of chlorophyll in photosynthesis?

• Chlorophyll releases oxygen during photosynthesis.

• Chlorophyll converts carbon dioxide into glucose during photosynthesis.

• Chlorophyll absorbs light energy during photosynthesis.

• Chlorophyll provides structural support to plant cells during photosynthesis.

Which organ in the digestive system produces enzymes to break down food?

• Liver

• Stomach

• Pancreas

• Kidney

What is the function of the stomata in plant leaves?

• Photosynthesis

• Seed dispersal

• Water absorption

• Gas exchange

What is the main source of energy for living organisms in an ecosystem?

• Geothermal energy

• Wind power

• Nuclear fusion

• Sunlight

How do plants obtain water and minerals from the soil?

• Through photosynthesis

• By absorbing it through their leaves

• Via active transport

• Through their root system via osmosis