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Biology Unit 3 Review
Test Description: The Unit 3 Test Review! Use this to help you prepare for the Unit Exam.
Instructions: Answer all questions to get your test result.
1) Taxonomy is best defined by which of the following phrases?
A
the science of classification
B
a group of archaeans that live in deep-sea trenches
C
the process by which a flatworm obtains energy
D
the study of the digestive system
2) Which physical characteristic do scientists use to classify organisms in domain Eukarya?
A
lack of a cell wall
B
cells that do not contain a nucleus
C
possession of a cell wall
D
cells that contain a nucleus
3) An organism grows in colonies and is composed of eukaryotic cells. In which domain does this organism belong?
A
Plantae
B
Bacteria
C
Archaea
D
Eukarya
4) Of the following, which term describes the broadest, most inclusive category of life on earth?
A
species
B
order
C
domain
D
kingdom
5) Which characteristic do plants, people, and flatworms share?
A
They all use photosynthesis to obtain energy.
B
They all ingest food.
C
They all use cellular respiration to obtain energy.
D
They all make their own food.
6) Which organelle would you expect to find in the cells of a tree leaf, but not in a bony fish?
A
chloroplast
B
ribosome
C
mitochondrion
D
nucleus
7) Which system do you find in a human, but not in a flatworm?
A
a respiratory system
B
a nervous system
C
a vascular system
D
a digestive system
8) All cells are dependent on what fuel for energy?
A
protein
B
ATP
C
glucose
D
DNA
9) Through which body part do humans take in the energy they need to survive?
A
intestines
B
skin
C
stomach
D
mouth
10) Do plants such as ferns need to break down glucose to obtain energy?
A
No, they absorb the sun's energy directly.
B
No, they absorb energy from the soil.
C
Yes, they make glucose and break it down to produce ATP.
D
No, they make glucose, but they don't break it down.
11) Your respiratory system removes which waste product from your body?
A
urine
B
blood
C
carbon dioxide
D
oxygen
12) Which substances do plants produce as waste products?
A
carbon dioxide and uric acid
B
carbon dioxide and urine
C
oxygen and urine
D
carbon dioxide and oxygen
13) Determine the statement that best describes waste removal in a flatworm.
A
Flatworms store waste in their bodies until they die.
B
Flatworms process solid, liquid, and gaseous waste in the same body system.
C
Flatworms have extensive branched system that removes liquid waste.
D
Flatworms have no specialized waste removal system.
14) Of the statements below, identify the one that best describes the relationship between plants and oxygen.
A
Plants do not need oxygen because they do not undergo cellular respiration.
B
Plants do not need oxygen because they use carbon dioxide in cellular respiration.
C
Plants produce oxygen during photosynthesis and they also need oxygen from the air for cellular respiration.
D
Plants do not need any oxygen from the air because they produce it during photosynthesis.
15) If you were a fish, how would you obtain oxygen?
A
Your body cells would break down water molecules and release the oxygen.
B
You would inhale oxygen at the surface of the water.
C
You would take in oxygen gas dissolved in the water through your gills.
D
Oxygen would diffuse across your skin.
16) What role does your heart play in delivering oxygen to your body cells?
A
The heart takes in oxygen from the air.
B
The heart pumps oxygenated blood to your body cells.
C
The heart breaks down carbon dioxide into carbon and oxygen.
D
The heart pumps air throughout your body, delivering it to the cells.
*select an answer for all questions
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