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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 ___________?
A
Vacuole
B
Nucleus
C
Mitochondria
D
Chlorplast
2) Plant cells capture sunlight and then use carbon dioxide, sunlight, and water to make their own food using an organelle is called the ____________?
A
Mitochondria
B
Nucleus
C
Vacuole
D
Chloroplast
3) The brain is to the human as the ______________ is to the cell.
A
Cell Membrane
B
Nucleus
C
Cytoplasm
D
Vacuole
4) Things too small to be seen with our naked eye(like most cells), can be viewed best with which of the following tools?
A
Microscope
B
Hand lens
C
Pipette
D
Graduated Cylinder
5) We know that cells share some of the same parts, which of these cell parts is not found in the animal cell?
A
Vacuole
B
Mitochondria
C
Cell wall
D
Cell Membrane
6) Materials enter and leave the cell through openings in its _____?
A
Chromatin
B
DNA
C
Membrane
D
Organelles
7) Which Statement is supported by the cell theory?
A
All Cells have cell Walls.
B
All cells are made from pre-existing cells.
C
All cells are made by joining organic compounds together.
D
Every cell can move.
8) Which statement is part of the cell theory?
A
All cells contain organelles.
B
All living things are made of cells.
C
All cells come from animal cells.
D
All cells work together in structures called tissues.
9) Which statement describes the function of an organelle in a plant cell?
A
All of the answer choices are correct functions of organelles found in plants.
B
The mitochondria converts energy stored in food to energy the cell can use to live and function.
C
A vacuole stores water, food, and other materials needed by the cell.
D
A chloroplast captures energy from sunlight and changes it into a form cells can use in making food.
10) Which organelle might contain DNA in the cell?
A
Nucleus
B
Vacuole
C
Mitochondria
D
Chloroplast
11) Unlike animals, plants can what?
A
transport blood
B
make their own food
C
use oxygen as a food source
D
get energy by eating other plants
12) A scientist that discovered cells and named them because he thought they looked like tiny rooms.
A
Robert Hooke
B
Antonie van Leeuwenhoek
C
Isaac Newton
D
Louis Pasteur
13) The scientist that was the first to create an early microscope that magnified 270 times.
A
Louis Pasteur
B
Antonie nan Leeuwenhoek
C
Robert Hooke
D
Isaac Newton
14) What is turgor pressure?
A
It is the force in the animal cell that allows pressure to release and not build up.
B
It is the force within the plant cell that pushes the plasma membrane against the cell wal
C
It is the force in the animal cell that pushes the plasma membrane against the cell wall.
D
It is the force in the plant cell that allows more sunlight to make chloroplast.
15) What structures and materials are found in all cells?
A
cel wall, nucleus, mitochondria, and lysosomes.
B
Cell membrane, nucleus, cytoplasm, and other organeles.
C
Cell membrane, nucleus, chloroplasts, and mitochondria.
D
Cell wall, nucleus, chloroplasts, and other organelles.
*select an answer for all questions
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