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WorksheetsEcology Exam Review
Total questions: 18
Worksheet time: 27mins
What portion of the graph shows exponential growth?
Generation 3-5
Generation 10-12
Generation 13-15
Generation 6-7
The largest number of individuals that an environment can support long term is...
carrying capacity
emigration
immigration
population density
What is the carrying capacity of the graph?
around 500
more than 800
less than 300
around 700
Predator
Lion hunting a gazelle
Commensalism
Frog hiding behind a leaf
Mutualism
Oxpecker eating ticks off of a giraffe
Parasitism
Mosquito sucking blood from a human
Competition
Two different wolf packs hunting in the same area
Which of the following are BIOTIC factors?
(three correct answers)
Plants
Animals
Water
pH
Fungi
Select the ABIOTIC factors.
Soil
Lichen
Water
Sunlight
Fungi
Given the equation for photosynthesis and cellular respiration, which cycle are these reactions part of?
Photosynthesis H2O + CO2 -(light)-> O2 + C6H12O6
Cellular Respiration O2 + C6H12O6 --> H2O + CO2
Nitrogen Cycle
Carbon Cycle
Water Cycle
Bicycle
Primary succession
pioneer species
abiotic factor
secondary sucession
climax community
What are benefits of a healthy amazon rainforest?
Increased biodiversity
Possible sources of new medicines
Possible sources of new foods
Carbon dioxide sink
Two species of bacteria are being measured in a lab. Given the graph showing population growth of two species of bacteria, which of the following statements could be true?
Species A outcompetes Species B
Species B outcompetes species A
Both species grow at the same rate.
Neither species population increases.
Which is the independent variable?
Species of bacteria
Population
Time
The color used to represent the bacteria
Which is the dependent variable?
Species of bacteria
Population
Time
The color used to represent the bacteria
Which is the constant?
Species of bacteria
Population
Time
The color used to represent the bacteria
Some limiting factors in populations are dependent on how many individuals are found within a given area. Viruses and the spread of disease are density (a) . Natural disasters such as fires and floods are density (b) .
