IB Biology Topic 5.1 and 5.2

Quiz
•
Biology
•
9th Grade
•
Hard
+1
Standards-aligned
Charles Martinez
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When a population sees more births than deaths the population is _____.
growing
Shrinking
Not growing
Emigrating
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Monarch butterflies are found on the east and west side of the rockies. This is their _____.
Population
Geographic range
age structure
Population density
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is NOT a way we can describe a population?
geographic range
Age structure
Distribution
None of these
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A scientist is using a computer to model to predict changes to a population of rabbits in a meadow. Identify the information about the rabbit population that should be included in the computer model.
birthrate, death rate, rate of immigration, and rate of emigration
geographic range and nothing else
Tags
NGSS.MS-LS2-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Green lacewings are used to control aphids, which are pests of many crops. A population of 1000 green lacewings is released into a farmer’s field. The graph shows the change in the population over time. What is the most likely explanation for the approximately constant population of the lacewings after the eighth year?
The lacewing population had reached the carrying capacity of the field.
The birthrate of lacewings had increased, while the death rate remained constant
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following describes density- independent limiting factors?
Environmental extremes
Parasitism
Commensalism
Population increase
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A team of scientists visits an island in the Caribbean Sea. They find a diverse community of turtles, lizards, birds, and a variety of trees, shrubs, and grasses. No humans live on the island. Several years later, the scientists return to the island. They find a much smaller community, with reduced populations of all of the species they had identified earlier. Some of the animals now appear to be absent from the island. Which is the most likely explanation for the changes that the scientists observed?
A natural disaster, such as a hurricane, struck the island.
Competition for resources caused all of the island populations to decrease at the same time.
Tags
NGSS.MS-LS2-4
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