8.l.5.1 c.a.

Which resource is a direct and indirect source of energy for all living organisms?

• decomposed matter

• protists

• sunlight

Which is the first step in the processing of nutrients in an animal's body?

• digestion

• respiration

• energy production

• cellular absorption

Which best explains why animals depend on the sun for energy?

• Animals convert sunlight to chemical energy.

• Animals eat organisms that use sunlight to make food.

• Animals consume nutrients formed by the sun for energy.

• Animals absorb sunlight through their skin and change it to energy.

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.

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.

Why is chlorophyll a necessary component to the process of photosynthesis?

• It absorbs light.

• It reflects light.

• It provides CO2.

• It stores water.

Which does an organism need to undergo cellular respiration?

• food and oxygen

• water and sunlight

• sunlight and oxygen

• carbon dioxide and energy

Which statement about plants is accurate?

• Plants use oxygen and water to create food.

• Plants use sunlight and carbon dioxide to create food.

• Plants derive energy to grow from nutrients in the soil.

• Plants derive energy to grow from water and nutrients.

What hormone is used to convert glucose into energy?

• adrenaline

• estrogen

• insulin

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