Science 7 Midterm Review

Which one of the following is a source of energy?

• animals

• sun

• water

• fish

Trees remove carbon dioxide from the atmosphere.

• True

• False

During photosynthesis plants absorb energy from the sun and create their own energy in the form of glucose (sugar). Which of the following also uses this plant sugar to survive?

• rocks and animals

• rocks

• animals

In photosynthesis a leaf takes in sunlight and

• oxygen

• nitrogen

• carbon dioxide

A plant is in a cup with water, and it is put into a dark closet. The students predict the plant will die. What evidence supports this?

• It will die without sunlight.

• It will die without dirt.

• It will die without carbon dioxide.

What is the function of the cell membrane?

• to regulate and transport

• to regulate

• to transport

What is the function of the chloroplast?

• The chloroplast helps water travel to the flower.

• The chloroplast turns sunlight into food.

• The chloroplast turns the flower into food.

Plant cells have __ . Animal cells do not have these organelles.

• a cell wall, a floor, and vacuole.

• a chloroplast, a large vacuole, and roots.

• a cell wall, chloroplast, and large vacuole.

How is the body organized from simplest to most complex?

• Organism => Tissue => Organ => System => Cell

• Cell => Tissue => Organ => System => Organism

• Cell => Organ => Tissue => System => Organism

The kidneys and bladder are the organs in the urinary system. What are their functions?

• They regulate solids.

• They regulate the blood.

• They regulate water and remove liquid waste.