Populations and the Environment Quiz

Question 1

Many organisms depend on the land as a food source. Seasons can affect the amount of food that is available to these organisms. How would a long, cold winter most likely affect a population of deer?

Answer 1

The deer population will decrease

Question 2

Which best describes a bird’s role as it eats seeds?

Answer 2

Niche

Question 3

Which relationship is shown in the graph?

https://media.edgenuity.com/evresources/3209-13-08/mc017-1.jpg

Answer 3

Predator-prey relationship

Question 4

Which describes the habitat of a frog?

Answer 4

Marshes and ponds

Question 5

Why is a shell considered to be biotic?

Answer 5

Because it came from something living

Question 6

Which is biotic?

Answer 6

Leaf

Question 7

Hunter is studying for his ecology test. Which fact would least likely show up in his notes?

Answer 7

Populations have no effect on their environment

Question 8

What is an organism’s niche?

Answer 8

The role that an organism plays in the environment

Question 9

Elephants shape their environment in many ways. They can change a forest to a grassy field or dig a hole that might become a pond. They clear large amounts of vegetation, which removes habitats for some organisms but makes the area inviting for other organisms. Which best describes possible interactions of elephants with the surrounding ecosystem?

Answer 9

Both positive and negative

Question 10

Which is a biotic factor?

Answer 10

Rotting carcass