Unit 3: Learning Set 1 - Test Review

In the picture of a kestrel (bird), what is interacting?

• The kestrel is interacting with food.

• The kestrel is interacting with the nesting box.

• The kestrel is interacting with nature.

• The kestrel babies are eating.

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In the picture of a kestrel (bird), what is the interaction?

• The young kestrels hatch and stay in the box until they can fly.

• The young kestrels are eating.

• The young kestrels hatch and climb out of the box to the ground where they learn to fly.

• The parents of the kestrels have abandoned the baby birds.

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In the picture of a kestrel (bird), what evidence do you have of an interaction?

• You can see the young eating the food.

• There is a picture of baby kestrels at the bottom of the box and the other picture is of a young kestrel looking out of the box.

• The kestrels are using the straw in the box to stay warm.

• The parent bird is feeding the young kestrel.

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In the picture of a kestrel (bird), why would the kestrel bird need to have this interaction?

• It needs to be able to fly to get away from predators.

• It needs the box for shelter from weather and predators.

• The babies are not able to eat all of the food at once, so the box hides the food from scavengers.

• The kestrels need the box to protect them from the sun.

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According to the graph, what happened to the trout between 1930 and 1940?

• The population started to decrease.

• The population began to increase.

• The population stayed the same.

• There is not an obvious trend.

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According to the graph, what happened to the trout between 1940 and 1950?

• The population started to decrease.

• The population began to increase.

• The population stayed the same.

• There is not an obvious trend.

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According to the graph, what happened to the trout after 1950?

• The population decreased.

• The population began to increase.

• The population stayed the same.

• There is not an obvious trend.

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Think about what you read about the timberline being farther up a mountain than it used to be. What is a question that you have about this? Choose all that apply.

• Has something happened to the soil?

• Has the food for the plant moved up the mountain?

• Has the climate changed?

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Think about what you read about the timberline being farther up a mountain than it used to be. What kind of data could scientists gather? Choose all that apply.

• Look at climate data from the past and now

• Analyze the soil

• Investigate how the seeds grow in different conditions.

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Think about what you read about the timberline being farther up a mountain than it used to be. What could have caused these changes? Choose all that apply.

• A hurricane could have come and killed trees at lower elevations.

• Climate change makes it warmer.

• Tree seedlings can’t grow where it’s warm.

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