WorksheetsScience review
Total questions: 20
Worksheet time: 40mins
Competition occurs when organisms try to use the same limited resource
True
False
Biomes are characterized by temperature, precipitation, and the plant and animal communities that live there
True
False
A habitat is the role of a population in its community, including its environment and its relationship with other species
True
False
A food chain is the feeding relationship among all of the organism in an ecosystem
True
False
A limiting factor is an environmental factor that increases the growth of a population
True
False
A small fish called a cleaner wrasse darts in and out of a larger fish's mouth, removing and eating parasites and dead tissue. Which term best describes the relationship between the cleaner wrasse and large fish?
Mutualism
Commensalism
Parasitism
Competition
Bees have a society in which different members have different responsibilities. The interaction among bees is an example of what type of behavior?
Cooperation
Commensalism
Consumerism
Competition
After a mild winter with plenty of food, a deer population grew rapidly. What most likely happened to the wolf population in that ecosystem?
It was unaffected
It grew
It shrank
It became extinct
The diagram below shows an aquatic ecosystem.
What is one abiotic factor shown in this diagram?
The snails
The crab
The water
The tree roots
Which of the following is an example of a biotic limiting factor for a population?
disease
natural disasters
climate
water availability
Which of the following is the most likely reason that a population might crash?
the carrying capacity of the environment suddenly drops
the number of predator suddenly decreases
the number of prey suddenly increases
the competition for the same resource suddenly drops
Grizzly bears are classified in the order Carnivora. Their diet consists of roots, tubers, berries, nuts, fungi, insects, rodents, and fish. What ecological role best describes grizzly bears?
carnivores
omnivores
herbivores
producers
The graph below shows the size of a squirrel population over 20 years.
The trend displayed on the graph could be a result of what factor?
emigration
immigration
increased death rate
scarce resources
The diagram below shows how a manatee gets its energy.
What provides the energy for the sea grass, the manatee, and most life on Earth?
(a)
The diagram below shows how a manatee gets its energy.
What role does the sea grass play in this food chain?
(a)
The diagram below shows how a manatee gets its energy.
According to this diagram, what type of consumer is the manatee?
(a)
Use the diagram to help you answer the following question.
If there is a decrease in food availability for the wading birds, how will the different levels of organization shown in the diagram be affected?
(a)
The diagram below shows an example of food web.
What traits do the prey animals shown here have in common that help them survive?
(a)
The diagram below shows an example of food web.
What important ecological group is missing from this food web?
(a)
The diagram below shows an example of food web.
What may happen if the rabbit population suddenly shrank due to disease?
(a)
