T5L1 Quiz

Question 1

_______________ are the behaviors and physical characteristics that allow organisms to survive.

Answer 1

Adaptations

Question 2

What are examples of adaptation that help PREY animals survive?

Answer 2

Camouflage, coverings, warning coloring

Question 3

The struggle to survive as animals use the same limited resource is called

Answer 3

competition

Question 4

True or False; a characteristic that makes an individual better suited to a specific environment may eventually become common in that species through a process called natural selection..

Answer 4

True

Question 5

A ___________ includes how an organism obtains its food, the type of food the organism eats, and what other organisms eat it.

Answer 5

niche

Question 6

Which type of interaction involves one organism killing another organism for food?

Answer 6

predation

Question 7

True or False; competition is a necessary interaction in every ecosystem.

Answer 7

True

Question 8

True or False; a tiger shark bursting through the water and grabbing a sea snake swimming on the surface is an example of parasitism.

Answer 8

False

Question 9

What effect does predation have on population size?

Answer 9

Predator and prey interactions may reduce the number of organisms or eliminate populations.

Question 10

Predation can cause a prey population to ____________

Answer 10

decrease or go instinct

Question 11

____________ is any relationship in which two species live closely together.

Answer 11

Symbiosis

Question 12

______________ is a relationship in which one species benefits and the other species is neither helped nor harmed.

Answer 12

commensalism

Question 13

____________ is a relationship in which both species benefit.

Answer 13

Mutualism

Question 14

_____________ is a relationship in which one species benefits and the other is harmed.

Answer 14

commensalism

Question 15

Hummingbirds feed on nectar deep within a flower. While the bird sips, the flower’s pollen rubs off on the hummingbird. The bird can carry it to another flower. This is an example of ___________

Answer 15

mutualism

Question 16

Barnacles feed by filtering tiny organisms from the water. They grow on objects below the surface, such as piers and rocks, and attach themselves to whales. This is an example of ___________

Answer 16

commensalism

Question 17

A dog is continually scratching itself because it has fleas. This interaction is an example of ____________

Answer 17

parasitism

Question 18

Which type of symbiosis is difficult to identify in nature because it’s rare?

Answer 18

commensalism

Question 19

In a garden ecosystem, a bee has a relationship with a flowering plant. The relationship is an example of mutualism. How are the bee and the plant affected in this relationship?

Answer 19

The bee gets food while the flower gets pollinated

Question 20

A heron is a large water-dwelling bird. What type of food would it prey on?

Answer 20

fish and clams

Question 21

List an example of parasitism.

Answer 21

A dog with fleas