Unit 5 Test

Quiz
•
Biology
•
9th - 10th Grade
•
Hard
+2
Standards-aligned
Kristin Lecomte
Used 4+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When unlimited resources are in an ecosystem, populations will most likely show which type of growth?
a
b
both
none of these
Tags
SB5a
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Refer to the graph. An increase in the size of a predator population...
leads to an increase in the size of its prey population
usually results in the extinction of its prey population
will cause a decrease in the size of its prey population
causes no change in the size of its prey population
Tags
SB5a
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A pond ecosystem is shown in the diagram. Which statement describes an interaction that does not maintain the dynamic equilibrium of this ecosystem?
The frogs make energy available to this ecosystem through the process of photosynthesis.
The algae directly provide food for both the rotifers and the mosquito larvae.
The green-backed heron gets energy from the catfish.
The catfish population helps control the populations of water boatman and water fleas.
Tags
SB5a
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following leads to an increase in biodiversity?
protection of ecosystems
pollution
habitat destruction
introduction of exotic or invasive species
Tags
SB5a
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When a population grows past the ecosystem's carrying capacity, what happens to the population?
Continues to grow
The population starts to die off to return to carrying capcity
The population will go extinct due to lack of resources
The population grows then finds a new carrying capacity
Tags
SB5a
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The shrew gets energy from which organism in the picture?
cricket
frog
grass
snake
Tags
SB5b
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Because of sport hunting and the draining of marshlands, the size of the whooping crane population reached a low of 16 individuals in 1940. Since then, conservation efforts have been put in place to increase the whooping crane population size. Which of the following actions would most likely decrease the size of the whooping crane population with the greatest impact on the ecosystem?
Introducing new insect species for whooping cranes to eat.
Increasing all wild predators in the whooping crane’s habitat.
Establishing protected areas for whooping crane breeding and migration
Counting whooping crane populations by tagging and releasing individual birds
Tags
SB5b
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