Biodiversity 2

.
1 pts.
The diagram below shows a food chain. What do the arrows in the diagram represent?

A. flow of energy
B. life cycle stages
C. one community replacing another
D. what an animal eats
check the box to the left to flag this question Flag this question for later review
.
1 pts.
Using the key, bird B is correctly identified as

A. a cormorant
B. a duck
C. an eagle
D. a jacana
check the box to the left to flag this question Flag this question for later review
.
1 pts.
The diagram shows a pyramid of biomass. Which of these best describes a relationship shown by this African pyramid of biomass?

A. The lion is a predator of the giraffes.
B. The lion is the prey of the giraffes.
C. Giraffes are the prey of the trees.
D. Giraffes are predators of the lion.
check the box to the left to flag this question Flag this question for later review
.
1 pts.
Which of the organisms in a forest ecosystem is an example of a producer?
A. squirrels
B. oak trees
C. black bear
D. bacteria
check the box to the left to flag this question Flag this question for later review
.
1 pts.
Botanists often use leaves to identify plants. Which trait of the leaves shown would be most useful in identifying the plants they came from?

A. Colour of the leaf
B. Function of the leaf
C. Arrangement of leaves on a stem
D. Presence or absence of veins
check the box to the left to flag this question Flag this question for later review
.
1 pts.
In a food chain, the numbers of each type of population are usually in a relatively stable combination. A diagram of a food chain is shown above. If humans interfered by spraying an insecticide to kill the insects, what would be the next thing that would happen?

A. The number of hawks would increase
B. The number of small songbirds would decrease
C. The number of grass plants would decrease
D. The number of snakes would increase
check the box to the left to flag this question Flag this question for later review
.
1 pts.
Crickets chirp to attract other crickets. The temperatures and rates of their chirping are graphed above. Which statement below is most likely true for the data represented in the graph?

A. The cooler the temperature, the louder the crickets chirp.
B. The crickets cannot chirp at temperatures lower than 10C
C. The warmer the temperature, the more often crickets chirp.
D. The temperature and the chirping of crickets are not related
check the box to the left to flag this question Flag this question for later review
.
1 pts.
Which of these could cause a decrease in the number of squirrels in a population?
A. An increase in cooperation with birds in the area
B. An increase in the squirrels’ territory
C. An increase in competition with other nut-eating animals
D. An increase in the squirrels’ food supply
check the box to the left to flag this question Flag this question for later review
.
1 pts.
Scientists have spent many years studying the peppered moth, which is a species that has adapted its color from light to dark in reaction to environmental pollution. Which of the following line graphs represents the data from the table?

A.
B.
C.
D.
check the box to the left to flag this question Flag this question for later review
.
1 pts.
The picture above illustrates the habitat of a population of animals and its distance from the nearest water source. How far does an animal have to travel to obtain water?

A. 6 centimeters
B. 12 metres
C. 50 metres
D. 300 metres
check the box to the left to flag this question Flag this question for later review
.
1 pts.
Which of these populations is most likely to increase if the number of grasshoppers decreases?

A. Plant
B. Frog
C. Praying mantis
D. Owl
check the box to the left to flag this question Flag this question for later review
.
1 pts.
According to this chart, which of these animals is a sea lion?

A.
B.
C.
D.
check the box to the left to flag this question Flag this question for later review
.
1 pts.
The relationship between the algae and the frog may be described as —

A. consumer → producer
B. consumer → decomposer
C. producer → consumer
D. producer → decomposer
check the box to the left to flag this question Flag this question for later review
.
1 pts.
What is the role of the Orca in this food chain?

A. producer
B. primary consumer
C. secondary consumer
D. tertiary consumer
check the box to the left to flag this question Flag this question for later review
.
1 pts.
In the food web shown, which of the following consumers eats only producers?

A. Hawk
B. Owl
C. Fox
D. Mouse
check the box to the left to flag this question Flag this question for later review

Leave a Reply

Hyndland Science Faculty

Report a Glow concern
Cookie policy  Privacy policy

Glow Blogs uses cookies to enhance your experience on our service. By using this service or closing this message you consent to our use of those cookies. Please read our Cookie Policy.