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- 1. Multiple Choice
How do plants make their own food?
Through respiration
Through photosynthesis
Through consuming other living things
- 2. Multiple Choice
Why do we need food?
To stay alive.
It gives us energy to carry out life processes like moving, breathing, digesting, growing, etc.
We are unable to make our own food.
- 3. Multiple Choice
How do plants make their own food? They make their own food using
oxygen
carbon dioxide
water
light
- 4. Multiple Choice
Name the substance in the plant that enables it to trap light.
chloroplasts
pigment
stomata
chlorophyll
- 5. Multiple Choice
What are the factors that can affect rate of photosynthesis?
Amount of heat
Amount of light
Amount of water
Amount of carbon dioxide
- 6. Multiple Choice
How do animals obtain energy?
They carry out photosynthesis.
Obtain energy by consuming other living things.
They make their own food.
They depend on the Sun for energy.
- 7. Multiple Choice
Why is the Sun important to living things on Earth?
Living things depend on the Sun as the primary source of heat and light.
The heat from the Sun keeps Earth warm for living things to stay alive.
Light from the Sun enables living things to see.
Plants use the light from the Sun to make food and the rest of the living things depend directly or indirectly on plants for food.
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