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Bell Ringer Question. Think of an example in the Bible where God shows power over the water cycle. After one minute, you will have a chance to share with a partner and then with the class. . Topics 4-5 Review. Science 7 Interactions and Ecosystems.

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Bell ringer question
Bell Ringer Question

Think of an example in the Bible where God shows power over the water cycle.

After one minute, you will have a chance to share with a partner and then with the class.


Topics 4 5 review

Topics 4-5 Review

Science 7 Interactions and Ecosystems




  • In a ecosystem, using the Sun’s energy, and all other organisms are ___________________ because they cannot make their own food, they must acquire it.producers make their own food using the Sun’s energy, and all other organisms are consumers because they cannot make their own food, they must acquire it.

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2. _____________________ are organisms that kill and eat other organisms called ____________________.

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2. other organisms called ____________________.Predators are organisms that kill and eat other organisms called prey.

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3. Organisms that eat only producers are called _______________ and organisms that can eat anything are called ________________________.

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3. Organisms that eat only producers are called _______________ and organisms that can eat anything are called ________________________. herbivores and organisms that can eat anything are called omnivores.

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4. Energy moves through the ecosystem, starting at the Sun and passing from organism to organism. This is called ________________.

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4. Energy moves through the ecosystem, starting at the Sun and passing from organism to organism. This is called energy flow.

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5. The two types of organisms that break down dead and waste material are called _______________ and ____________________.

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5. The two types of organisms that break down dead and waste material are called decomposers and scavengers.

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6. A ________________________.food web is a network of interconnected food chains.

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7. To show how much energy is moving through a system, scientists use a pyramid of numbers.

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8. The two main naturally occurring cycles in the environment are the ____________________ and the _____________________.

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8. The two main naturally occurring cycles in the environment are the water cycle and the carbon cycle.

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9. Pollutants enter a food chain and move from one organism to the next. The build-up of pollutants because of this movement is called ___________________.

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9. Pollutants enter a food chain and move from one organism to the next. The build-up of pollutants because of this movement is called bioaccumulation.

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10. Draw the following three organisms in a food chain: hawk, corn, field mouse

Corn  field mouse  hawk

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11. Label the niche of each organism in the food chain hawk, corn, field mouse

Corn  field mouse  hawk

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11. Label the niche of each organism in the food chain hawk, corn, field mouse

Corn -producer field mouse – consumer/ herbivore  hawk – consumer/ carnivore

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12. Draw a pyramid of numbers for this food chain. hawk, corn, field mouse

Corn  field mouse  hawk

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12. Corn hawk, corn, field mouse  field mouse  hawk

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13. Name the process described below: hawk, corn, field mouse

Water coming up from the roots of a plant and leaving the leaf as water vapour.

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13. Name the process described below: hawk, corn, field mouse

Water coming up from the roots of a plant and leaving the leaf as water vapour.

Transpiration

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