Observe the Way Organisms Live and Survive in Their Ecosystem by Interacting with the Living and Nonliving Components

What is an example of a fish interacting with a non-living thing?

• The fish eating a smaller fish.

• The fish swimming in between a plant's leaves.

• The fish hiding under a rock.

• The fish laying it's eggs on plant leaves.

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What is an organism?

• An organism is a non-living thing like air, water, and the sun.

• An organism is a living thing that can live on its own.

• An organisms is a living thing such as rocks and plants.

• An organism is a non-living thing like people, plants, and animals.

What are some characteristics of living things? Select all that apply.

• eat

• grow

• breathe

• move

• Not reproduce

What non living things do plants interact with for survival?

• insects, water, carbon dioxide

• insects, water, sunlight

• other plants, water, carbon dioxide

• water, sunlight, carbon dioxide

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Which of the sentences shows interaction between two living organisms?

• Number 1

• Number 2

• Number 3

• Number 4

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The roots of the prickly pear cactus spread out in a wide underground network. How does this type of root system benefit a prickly pear cactus?

• By producing fruit and storing water

• By capturing sunlight and getting rid of waste materials

• By absorbing water and supporting the plant in loose, sandy soil

• By releasing nutrients into the sandy soil and taking in oxygen

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Which of these facts best describes how these birds depend on other animals to survive?

• Fact 1

• Fact 2

• Fact 3

• Fact 4

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Read the question in the picture and answer the question.

• a decrease in average wind speed

• fewer hours of daylight

• an increase in humidity

• more direct sunlight

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Which fact best describes one way this bird changes its environment to meet its needs?

• Fact 1

• Fact 2

• Fact 3

• Fact 4

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Some beetles break down the remains of dead animals. Some mushrooms break down the remains of dead trees. How do these actions most benefit plants?

• By returning nutrients to the soil

• By releasing oxygen into the air

• By making space for new animals

• By decreasing the population of herbivores

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