Unit 3 LS 1 Quiz

These pictures are of young kestrels, a small falcon. The first shows very young birds inside a nesting box. The second shows one of the birds when it is older.

What is interacting?

• a. The kestrel is interacting with food

• b. The kestrel is interacting with the nesting box.

• c. The kestrel is interacting with nature

• d. The kestrel babies are eating

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What is the interaction?

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

• b. The young kestrels are eating

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

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

Tags

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There are many different kinds of food. If you could test every food with the indicators you used in class, what do you think you would find out? Why?

• a. I would find out that some of the foods would test positive for at least one of the indicators and some of the foods would test negative. You can be a food and not be protein, fat, or carbohydrate

• b. In order to be food, it must contain at least one of the following substances: protein, fat, or carbohydrate, so it would test positive with one or more of the indicators

• c. In order to be considered a food, it must contain protein, fat, carbohydrates, vitamins, and minerals

• d. Some foods will not respond to the indicators but they still contain vitamins and minerals.

Part 1: Which of the substances on this label for potato chips are considered food?

• a. Fat, Carbohydrates (dietary fiber and sugars), Protein

• b. Fat and Carbohydrates

• c. Carbohydrates and Protein

• d. Fat and Protein

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Why are these substances considered food?

• a. We eat them

• b. They are solids

• c. They supply energy and building materials

• d. They can be grown in the ground or developed in a laboratory.

Write an evidence-based explanation backing the claim that water is not food.

Claim: Water is not food.

Part 1: Evidence: Choose all that apply.

rbohydrates, proteins, and fats. These are substances in food, and water had none of these nutrients.

• a. Food labels show that water does not contain carbohydrates, protein, or fat

• b. We drink water and liquids can’t be food

• c. We tested the water for carbohydrates, proteins, and fats. These are substances in food, and water had none of these nutrients

• d. Water is good for you so it is not food.

Part 2: Reasoning:

(FOOD BEING FOOD)

• a. Our scientific principles tell us that food contains the substances protein, fat, and carbohydrates. Since water has these substances, it must not be food

• b. Our scientific principles tell us that food contains the substances protein, fat, and carbohydrates. Since water does not have these substances, it must be food

• c. Our scientific principles tell us that food contains the substances protein, fat, and carbohydrates. Since water does not have these substances, it must not be food.

• d. Our scientific principles tell us that food contains the substances protein, fat, and carbohydrates. Since water has these substances, it must be food.

Is a seed food? What evidence do you have to support your claim?

• a. A seed is food since it turned black when we put iodine on it. This is evidence that it contains starch which is a type of food

• .b. A seed is food since we eat it

• c. A seed is not food since it grows into a new plant

• d. We are able to purchase seeds like peanuts, peas, and sunflower seeds from any grocery store.

What do plants need in order to grow? Choose all that apply.

• a. soil

• b. air

• c. water

• d. Sunlight

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Do plants need soil to grow? What evidence do you have to support your answer?

• a. Plants need soil to grow since all the plants that I’ve seen grow in soil

• b. Plants do not need soil to grow

• c. Plants do not need soil to grow. My evidence is in the reading about hydroponics and how plants can grow in water if they are provided the proper nutrients and light

• d. Plants need soil to grow since that’s where they get their food.

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