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Cells And Cell Transport
Test Description: Practice Questions
Instructions: Answer all questions to get your test result.
1) Which molecules make up proteins?
A
b) phospholipids
B
d) amino acids
C
c) carbohydrates
D
a) a nucleic acid
2) What will happen if the concentration of water inside a cell is higher than the concentration of water outside a cell?
A
a) The cell will remain unchanged.
B
d) The cell will burst.
C
c) Water will move out of the cell.
D
b) Water will move in to the cell.
3) Some dog foods contain corn and wheat that provide the dog with carbohydrates. Why are carbohydrates important to cell processes?
A
c) They are a source of energy.
B
d) They help chemical processes happen.
C
b) They form cell membranes.
D
a) They make amino acids
4) Which of these is the smallest?
A
a) cells
B
b) atoms
C
c) molecules
D
d) cell membranes
5) Nutritionists know that lipids are a vital nutrient that helps keep cells working properly. What is one way the cells in our bodies use lipids?
A
c) to make amino acids
B
a) to form cell membranes
C
b) to carry information in the cell
D
d) to repair broken bones
6) Cell membranes perform all of the following functions except--
A
b) holding cytoplasm withing cells
B
d) regulating substances exiting cells
C
a) making nutrients for the cell
D
c) recognizing other cells
7) A scientist determines that a newly discovered organism is a eukaryote and not a prokaryote because the new organism's cells have--
A
b) hereditary material
B
d) nuclear membranes
C
a) flagella
D
c) cell walls
8) If a cell has a very large number of ribosomes attached to its rough endoplasmic reticulum, what is the cell probably specialized to manufacture?
A
d) nucleic acids
B
b) glucose
C
c) lipids
D
a) protein
9) The part of the cell in which ATP is synthesized is--
A
d) lysosomes
B
a) cell wall
C
c) chloroplast
D
b) mitochondrion
10) What type of organisms are prokaryotic?
A
b) Plants
B
a) Animals
C
c) Bacteria
D
d) Protist
11) What is the part that controls many functions of plant cells and animal cells called?
A
c) Cytoplasm
B
b) Cell wall
C
d) Vacuole
D
a) Nucleus
12) What are plant cells and animal cells examples of?
A
d) Organs
B
b) Bacteria
C
c) Multi-cellular Organisms
D
a) Single cell organisms
13) What is a multi-cellular organism?
A
a) A single cell that performs all functions on its own
B
d) A living thing made up of many cells
C
c) An amoeba
D
b) A living thing that makes its own food using sunlight
14) What do unicellular and multi-cellular organisms have in common?
A
d) Both have different cells for specialized functions for each life process
B
a) Both can make food from sunlight
C
c) Both are made up of only one cell
D
b) Both can perform tasks like digesting food and getting rid of waste
15) When similar cells with a similar function group together what does it form?
A
c) Unicellular organisms
B
d) Cell blocks
C
b) Molecules
D
a) Tissue
16) Which is a unicellular organism?
A
insect
B
amoeba
C
fish
D
flower
17) Which best describes a bacterial cell?
A
a) It's made up of more than one cell
B
b) It's a complete organism by itself
C
c) It contains different kinds of cells
D
d) It's part of a larger organism
18) Why is a cell considered the basic unit of life?
A
a) All cells are the same
B
c) Cells are the smallest component that we know of
C
b) All living organisms are made of cells
D
d) All living organisms are made of only one cell
19) The movement of molecules from high concentration to lower concentration
A
c) pinocytosis
B
a) active transport
C
b) diffusion
D
d) endocytosis
20) The process where water is allowed to pass through a membrane
A
a) active transport
B
c) fermentation
C
d) respiration
D
b) osmosis
*select an answer for all questions
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