1) Which of the following occur when organisms try to get the same resources?

• A. Predation

• B. Parasitism

• C. Symbiosis

• D. Commensalism

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

2) What type of symbiotic relationship, if the species benefits without benefiting or harming the other organism?

• A. Predation

• B. Competition

• C. Commensalism

• D. Mutualism

3. A clownfish uses a sea anemone as a safe place to live. While living there, the clownfish lures in food for the anemone This is an example of what type of relationship?

• A. Commensalism

• B. Predation

• C. Parasitism

• D. Mutualism

4) What relationship exist between two red male kangaroos fighting over a potential mate?

• A. Predation

• B. Competition

• C. Commensalism

• D. Mutualism

Tags

NGSS.MS-LS1-4

5) The following statements concerning characteristics of predator-prey relationships are

correct EXCEPT:

• A. A rise in the population of prey is often followed by a rise in the population of predators.

• B. A rise in the population of predators is followed by a decrease in the population of prey.

• C. Camouflage is an adaptation that protects prey.

• D. The production of large numbers of offspring within very short periods of time ensures

  the survival of some prey populations.

Tags

NGSS.MS-LS2-4

6) Which of the following is NOT belong to the ecological relationships?

• A. Symbiotic

• B. Competition

• C. Commensalism

• D. Mutualism

Tags

NGSS.MS-LS2-2

7) Pseudoscorpions often hitch rides on the backs of large beetles or true bugs. What is their ecological relationship?

• A. Mutualism

• B. Parasitism

• C. Competition

• D. Commensalism

Tags

NGSS.MS-LS2-2

8) Which of the following in NOT an example of a symbiotic relationship?

• A. A mother bear caring for her cub

• B. Worm living in a cow's intestine

• C. A bacterial infection

Tags

NGSS.MS-LS2-2

9) How does a crocodile benefited from a bird eating from its mouth?

• A. It gets its teeth cleaned

• B. It gets to eat the bird

• C. It gets a defense against flies

10) Leeches have been used for medicinal purposes. The leech benefits by getting blood (food) from humans. How do humans benefited from the mutualistic relationship?

• A. The leech helps improve blood flow in the human

• B. The leech reduces the humans chance of a bacterial infection

• C. The leech improves the cosmetic look of the human

• D. The leech helps to digest food in our stomach

Tags

NGSS.MS-LS2-2