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Cells/Chemical And Physical Changes
Test Description: Cells/chemical/physical changes
Instructions: Answer all questions to get your test result.
1) What is the main differences between a plant and animal cell?
A
Plant cells have cell walls, but no cell membranes. Animal cells have both cell walls and cell membranes.
B
Plant and animal cells are the same.
C
Plant cells have a cell wall and chloroplast, animal cells do not.
D
Animal cells contain chloroplasts and cell walls, plant cells do not.
2) In a cell, where would the DNA of the cell be located?
A
the DNA is scattered throughout the cell.
B
the DNA is located in the chloroplasts of the cell.
C
in the nucleus of the cell.
D
Bacteria cells do not contain DNA.
3) What is a major difference between plant and animal cells?
A
Plant cells are prokaryotic and animal cells are eukaryotic.
B
Plant cells have a cell membrane and animal cells have cell walls.
C
Plants are unicellular organisms and animals are multicellular.
D
Plant cells have a cell wall, animal cells have a cell membrane.
4) Which of the following is the powerhouse of the cell?
A
chloroplasts
B
nucleus
C
mitochondria
D
cell membrane
5) Which of the following is not a correct match?
A
chloroplast;photosynthesis
B
mitochondria;powerhouse
C
nucleus;dna
D
cell wall;creates proteins
6) Which of the following provides rigidity in a plant cell?
A
nucleus
B
cell membrane
C
vacuole
D
cell wall
7) What do fish, tree, and humans have in common?
A
They are all prokaryotic.
B
They are all made up of at least one cell.
C
They are all multicellular.
D
They all have membrane bound nuclei.
8) Which of the following would be an autotroph and contain chlorplasts?
A
Bacteria
B
Human
C
Plant
D
Fungi
9) Which of the following is storage for water, nutrients and waste in a cell?
A
mitochondria
B
DNA
C
nucleus
D
vacuole
10) Scientists believe that:
A
A cell is the basic unit of life.
B
all organisms are made up of plant cells.
C
both 2 and 3
D
All cells come from other cells.
11) Which organelle is the jelly-like substance in which the organelles sit?
A
cytoplasm
B
cell wall
C
cell membrane
D
chloroplasts
12) Skeletal muscle is which of the following?
A
tissue
B
cell
C
organism
D
organ
13) The brain, nerves and spinal cord are organs that work together to make up a:
A
organ
B
organ system
C
organism
D
cell
14) All of the systems in the human body working together would be a:
A
organ
B
tissue
C
organism
D
cell
15) Which of the following indicates a chemical change has occurred?
A
none of the above
B
dissolving sugar in water
C
making lemonade
D
slicing an apple
16) Which of the following is a chemical change?
A
toasting bread
B
baking soda and peroxide mixing and bubbles occur
C
all of the above
D
Sodium and Chlorine combining to make salt
17) Which of the following is a chemical change?
A
size change
B
state of matter change
C
color change
D
heat, light and sound are produced
18) Which of the following is a chemical change?
A
food moving out of your anus
B
food moving down your esophagus
C
chewing your food
D
enzymes in your saliva breaking down the food
19) Which of the following indicates a chemical change has occurred?
A
change in state of matter
B
change in size
C
change in shape
D
a new substance is formed
20) Which of the following is considered a chemical change?
A
mold growing on bread
B
a banana turning brown
C
all of the above
D
an apple turning brown
*select an answer for all questions
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