Unit Test — Unit test Answers

12 verified answers
21
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Why are emperor penguins considered a species?

A
They all look alike.
B
They can mate and produce offspring that can mate and produce offspring.
C
They can mate and produce offspring that cannot mate.
D
They all walk in a similar manner.
22
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A scientist found a new species in a rain forest. The species was small and green in color. She examined one of its many cells and found that the cell had a nucleus but no cell wall.To which kingdom does this species most likely belong?

A
plants, because it is green and small
B
bacteria, because it is small and has a nucleus
C
fungi, because it is green and has no cell wall
D
animals, because it is multicellular with no cell wall
23

Which statement best compares and contrasts lipids and carbohydrates?

A
Both are used for energy storage, but only carbohydrates are used for long-term energy storage.
B
Both are used for energy storage, but only carbohydrates are used for short-term energy storage.
C
Both are used for tissues, but only carbohydrates are used for tissue growth.
D
Both are used for tissues, but only lipids are used for tissue growth.
24

The Venn diagram compares organic and inorganic compounds.

Question illustration
A
Made from phosphorus and oxygen
B
Not made from living things
C
Made from every element except carbon
D
Not made from elements
25

Which list contains only plant phyla?

A
mosses, annelids, conifers, chordates
B
mosses, ferns, conifers, flowering plants
C
cnidarians, mollusks, annelids, arthropods, echinoderms, chordates
D
cnidarians, mollusks, ferns, annelids, arthropods, echinoderms, flowering plants

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