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Necessities Of Life
Test Description: Chapter 9.2
Instructions: Answer all questions to get your test result.
1) Plants, such as potato plants, store extra sugar as starch. What type of molecule is starch?
A
ATP
B
enzyme
C
simple carbohydrate
D
complex carbohydrate
2) To make food, what materials do plants need?
A
water and carbon dioxide
B
oxygen and glucose
C
oxygen and carbon dioxide
D
water and glucose
3) Which of the following make up molecules that speed up cell reactions?
A
nucleic acids
B
carbohydrates
C
lipids
D
amino acids
4) What type of organism gets nutrients from eating other organisms?
A
lipid
B
producer
C
carbohydrate
D
consumer
5) Organisms must have food because
A
organisms never make their own food
B
food supplies cells with oxygen
C
all the above
D
food is a source of energy
6) Organisms store energy in
A
phospholipids
B
lipids
C
water
D
nucleic acids
7) The molecule that contains all the information about how to make proteins is
A
DNA
B
ATP
C
carbohydrate
D
phospholipid
8) The subunits of nucleic acids are
A
nucleotides
B
amino acids
C
oils
D
sugars
9) The process that most cells use to get energy from food is
A
homeostasis
B
consuming
C
cellular respiration
D
photosynthesis
10) Membranes allow cells to maintain stable internal conditions in a changing external environment. The phospholipids can form this protective phospholipid bilayer because
A
the heads and tails are attracted to water
B
the heads are attracted to water and the tails are not
C
the tails are attracted to the heads of other phopholipids
D
the tails are attracted to water and the heads are not
*select an answer for all questions
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