
Ecology Part 1 Review
Quiz by Chelsie Sells
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Which of the following is NOT a characteristic of a living thing?
A field of sunflowers facing towards the sun is an example of
What point on the cladogram to the right would most likely represent having the characteristic of wings?

If an organism divides and produces an exact copy of itself, the organism
Fish, their predators, and the water, sunlight, and plants that they rely on would be considered a(n) .
A group of eagles living around Lake Tahoe would be considered a(n) .
Nitrogen in the air must be "fixed" before it can be used by plants. Atmospheric nitrogen is "fixed" by
When deforestation (cutting down trees) occurs in an area, what immediate effect does this have on the water cycle?
The main result of photosynthesis is
Bacteria are involved in many steps of the biogeochemical cycles. Which of the following steps is bacteria NOT involved?
Which of the following is common to the carbon cycle, the nitrogen cycle, and the water cycle?
What is one biotic factor that affects the size of a population in an ecosystem?
Organisms, such as plants or phytoplankton that carry out photosynthesis, would cause a decrease of which gas in the atmosphere?
In the carbon cycle, decomposers return carbon to the soil. Which of the following is NOT something that decomposers can break down?
Humans increase carbon dioxide (CO2) in the atmosphere, and contribute to the carbon cycle by
For the carbon cycle and the nitrogen cycle to function properly, which organisms must always be present?
Water can be returned to the atmosphere through the leaves of plants by
What type of population growth is shown in the graph to the right?

Which of the following is true of density-dependent limiting factors?
Conditions in the environment that impact the size of the population are called
Which factor is a density-dependent limiting factor on the population of a species?
A population of mice occupies a tree stump. For ten years, the population has been stable. Which of the following would likely cause the number of mice to begin to decrease?
What pattern of growth will a population with limited resources show?
Based on the chart to the right, which of these events would have the biggest immediate impact on the Georgia Black Bear population?

All living things maintain a balance within their cells and with the environment through the process of
The four main types of macromolecules found in organisms are carbohydrates, lipids, nucleic acids, and
Which characteristic is not common to both prokaryotic cells and eukaryotic cells?
By the end of prophase, all of the following has occurred EXCEPT
Photosynthesis occurs in two stages: light-dependent reactions and light-independent reactions. During the light-dependent reactions,
At the beginning of cellular respiration ____________________________ occurs, where glucose is broken down into pyruvate and ATP. This step does not require any oxygen.