Understanding Resources and Ecosystems

What is a natural resource?

• A plastic bottle made in a factory

• A metal car built by people

• Water found in a river

• A wooden chair made by a carpenter

Which of the following is a manmade resource?

• Sunlight

• A brick wall

• Wind

• Coal

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What does a producer do in a food chain?

• It eats other animals

• It makes its own food using sunlight

• It drinks water from a river

• It moves seeds from one place to another

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Which of the following animals is a consumer?

• A rose bush

• A sunflower

• A rabbit

• A tree

What is pollination?

• When animals eat plants

• When water moves seeds to new places

• When pollen is moved from one flower to another to help plants make seeds

• When plants grow in the soil

Which physical characteristic of an environment helps plants and animals survive in a rainforest?

• Very little rainfall

• High amounts of rainfall

• Freezing temperatures

• Sandy, dry soil

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Which of the following is an example of recycling to help protect natural resources?

• Throwing a plastic bottle in the trash

• Leaving the water running while brushing your teeth

• Turning old newspapers into new paper products

• Buying a new toy every week

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Which of the following correctly shows a food chain?

• Rabbit → Grass → Fox

• Sun → Grass → Rabbit → Fox

• Fox → Rabbit → Grass → Sun

• Grass → Sun → Fox → Rabbit

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A desert gets very little rain each year. Which statement best explains how this affects the plants and animals that live there?

• Many water-loving plants and animals can thrive in the desert

• Only plants and animals that need very little water can survive in the desert

• The desert supports the same plants and animals as a rainforest

• Animals in the desert need more water than animals anywhere else

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A student wants to help reduce waste at school. Which choice shows the best way to reuse materials?

• Throwing away used paper after one use

• Using both sides of a piece of paper before throwing it away

• Buying new notebooks every week

• Leaving the lights on in empty classrooms