Nutrition and Health

How are plant cells and human cells different?

• Human cells need food, but plant cells do not.

• Human cells need energy, but plant cells do not.

• Plant cells make their own food, but human cells do not.

• Plant cells make their own energy, but human cells do not.

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Which food provides the most energy for the body in the shortest amount of time?

• potato

• meat

• milk

• fruit

Why is a healthy diet important?

• It maintains a constant body temperature.

• It prevents damage to internal organs.

• It makes oxygen for all the cells in the body.

• It supplies the body’s needs for growth and energy.

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Why is protein an important part of a healthy diet?

• It is needed to change glucose to energy.

• It is needed to store nutrients.

• It is needed to repair tissue.

• It is needed to produce water.

Crystal is trying to increase the protein in her diet. Which foods will best satisfy this nutritional need?

• peas, fish, milk, and beans

• apples, carrots, juice, and rice

• kiwi, lettuce, tea, and strawberries

• watermelon, spinach, coffee, and pasta

When an organism oxidizes food, some of the energy is lost. Which best explains this loss of energy?

• Energy is released as heat.

• Energy is converted to waste.

• Energy is stored for later use.

• Energy is converted to chemical compounds.

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Which lunch choice is best for a healthy lifestyle?

• hamburger

• turkey sandwich

• fried fish sandwich

• chicken salad sandwich

Which activity would supply the most oxygen to the body for digestion and respiration?

• sit ups

• running

• stretching

• lifting weights

How does food provide energy?

• Food contains oxygen which cells convert into energy.

• Food contains fiber which breaks down quickly into energy.

• Food contains water which is used to store energy for later use.

• Food contains sugar which is converted into energy through respiration.

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Which is likely to occur if an individual consumes an abundance of carbohydrates but remains very inactive?

• Less energy is produced, causing fatigue.

• Blood glucose and energy levels are both decreased.

• Blood glucose levels increase, and appetite decreases.

• Extra glucose is stored as body fat, causing weight gain.