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7th Grade Unit 1 Exam Review

Test Description: 7th Grade Unit 1 Exam Review

Instructions: Answer all questions to get your test result.

1) The organelle in the plant cell that is generally filled with water as storage can cause the plant to wilt if not filled is called the ___________?

AMitochondria BChlorplast CNucleus DVacuole

2) Plant cells capture sunlight and then use carbon dioxide, sunlight, and water to make their own food using an organelle is called the ____________?

AMitochondria BNucleus CChloroplast DVacuole

3) The brain is to the human as the ______________ is to the cell.

ACytoplasm BNucleus CCell Membrane DVacuole

4) Things too small to be seen with our naked eye(like most cells), can be viewed best with which of the following tools?

APipette BHand lens CMicroscope DGraduated Cylinder

5) We know that cells share some of the same parts, which of these cell parts is not found in the animal cell?

ACell wall BMitochondria CVacuole DCell Membrane

6) Materials enter and leave the cell through openings in its _____?

AChromatin BMembrane CDNA DOrganelles

7) Which Statement is supported by the cell theory?

AAll Cells have cell Walls. BAll cells are made by joining organic compounds together. CAll cells are made from pre-existing cells. DEvery cell can move.

8) Which statement is part of the cell theory?

AAll cells work together in structures called tissues. BAll cells contain organelles. CAll living things are made of cells. DAll cells come from animal cells.

9) Which statement describes the function of an organelle in a plant cell?

AA chloroplast captures energy from sunlight and changes it into a form cells can use in making food. BA vacuole stores water, food, and other materials needed by the cell. CAll of the answer choices are correct functions of organelles found in plants. DThe mitochondria converts energy stored in food to energy the cell can use to live and function.

10) Which organelle might contain DNA in the cell?

AChloroplast BNucleus CVacuole DMitochondria

11) Unlike animals, plants can what?

Amake their own food Btransport blood Cuse oxygen as a food source Dget energy by eating other plants

12) A scientist that discovered cells and named them because he thought they looked like tiny rooms.

ARobert Hooke BLouis Pasteur CIsaac Newton DAntonie van Leeuwenhoek

13) The scientist that was the first to create an early microscope that magnified 270 times.

ALouis Pasteur BRobert Hooke CIsaac Newton DAntonie nan Leeuwenhoek

14) What is turgor pressure?

AIt is the force in the animal cell that pushes the plasma membrane against the cell wall. BIt is the force within the plant cell that pushes the plasma membrane against the cell wal CIt is the force in the plant cell that allows more sunlight to make chloroplast. DIt is the force in the animal cell that allows pressure to release and not build up.

15) What structures and materials are found in all cells?

ACell membrane, nucleus, chloroplasts, and mitochondria. Bcel wall, nucleus, mitochondria, and lysosomes. CCell wall, nucleus, chloroplasts, and other organelles. DCell membrane, nucleus, cytoplasm, and other organeles.

*select an answer for all questions

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