AnswersRVACR EcologyCharacteristics of Life

Characteristics of Life Answers

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Which occurs when the body responds to the environment by maintaining a stable internal environment despite changing external conditions?

A
spontaneous generation
B
homeostasis
C
growth and development
D
reproduction
2
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Which of the following is an example of an abiotic component?

A
Water
B
Trees
C
Bacteria
D
Insects
3

Which would best be described as abiotic?

A
water in a stream
B
fish in a stream
C
bacteria in the soil
D
roots in the soil
4

When listing the levels of organization in organisms from least complex to most complex, which level is just below organs in complexity?

A
cell
B
organism
C
organ system
D
tissue
5

Which characteristic of life best describes the process of photosynthesis?

A
using energy
B
containing cells
C
reproducing
D
growing and developing
6

Which term best describes the temperature and weather conditions of an organism’s environment?

A
biotic factors
B
abiotic factors
C
natural resources
D
natural habitat
7

Which characteristic of life best describes the process of homeostasis?

A
responding to the environment
B
reproducing
C
growing and developing
D
using energy
8

Sweating when it is hot outside is an example of which characteristic of life?

A
responding to the environment
B
using energy
C
reproducing
D
growing and developing
9

Which term best describes an organism that can contain up to five levels of organization to carry out life functions?

A
multicellular
B
unicellular
C
abiotic
D
biotic
10

Which level of organization includes all the other levels of organization?

A
organ system
B
organism
C
tissue
D
cell

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Characteristics of Life Answers — RVACR Ecology