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WorksheetsSCI 112 Final Review
Total questions: 19
Worksheet time: 12mins
Which of the following terms describes a group of the same species?
Community
Population
Ecosystem
Biotic
Niche
Which of the following terms describes a group of two or more species?
Community
Population
Ecosystem
Biotic
Abiotic
Which of the following terms describes living and non-living factors in an ecological context?
Community
Population
Ecosystem
Niche
Abiotic
Which of the following terms describes role of an organism (or species) within an ecosystem?
Community
Population
Biotic
Niche
Abiotic
True or False: The amount of matter and energy is cycled and recycled, but the total amount is conserved.
True
False
True or False: During any energy transfer, some energy is lost to the environment as heat.
True
False
In a desert biome, what would be a limiting resource that determines carrying capacity?
Oxygen
Sunlight
Water
Physical space (for habitat establishment)
Use the diagram at right to answer the following question: When the Mount St. Helens volcano erupted the blast covered much of the surrounding area with ash. Based on the diagram, which list shows the sequence of ecological succession after the blast?
X, Y, Z, W
Z, X, Y, W
W, Y X, Z
Z, Y, W, X
Which of the following would be considered an abiotic factor in a desert ecosystem?
Cacti
Water
Fly
Lichen
Estimate the carrying capacity of deer on an island.
98
10
77
80
Which of the following graphs represents the population curve of most populations as the population reaches carrying capacity within the ecosystem
Upper right
Upper left
Lower right
Lower left
During the progress of ecological succession, what is the relationship between species diversity and time?
A
B
C
D
What input of photosynthesis is also considered a main cause of climate change?
Oxygen
Water
Nitrogen
Carbon dioxide
Which of the following is not considered a biogeochemical cycle of the Earth’s generally closed system?
The carbon cycle from primary producers to consumers
Geological changes from igneous, to sedimentary, to metamorphic rocks
Transitions of water through different phases based on various changes in molecular movement
The annual rotation of the Earth around the Sun
According to the rule of 10%, how many joules of energy would a biologist expect to find in the third trophic level of the energy pyramid shown?
1
10
100
1,000
Most models of ecosystems (food webs) do not accurately depict reality because they typically exclude:
Tertiary Consumers
Biotic Factors
Water
Microorganisms (i.e. bacteria)
What biotic factor do all other organisms in an ecosystem rely on for energy?
Primary Producers
Primary Consumers
Water
Sunlight
Plants convert (a) energy from the sun into (b) energy within their cells through the process of (c) .
All organisms convert (a) energy into (b) energy within their external boundaries through (c) .
