Evolution and Community Ecology

Which of the following is NOT a mechanism for biological evolution?

• a. mutations

• b. genetic drift

• c. inheritance of acquired characteristics

• d. natural selection

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-2

What is the term scientists use to describe how reproductively successful an organism is in its environment?

• a. adaptation

• b. fitness

• c. speciation

• d. evolution

Tags

NGSS.MS-LS4-4

"Everything an organism does and when it does it" describes an organism's

• a. tolerance

• b. community

• c. character displacement.

• d. niche

Which of the following is an interaction in which one organism benefits and the other is harmed (+/-)?

• a. parasitism

• b. mutualism

• c. competition

• d. commensalism

Which of the following is an interaction in which both organisms are harmed (-/-)?

• a. parasitism

• b. predation

• c. competition

• d. commensalism

Which of the following types of organisms perform photosynthesis?

• a. a primary producer

• b. an herbivore

• c. a carnivore

• d. a detritivore

Tags

NGSS.MS-LS1-6

Which of the following organisms is a decomposer?

• a. a plant

• b. a mushroom

• c. a tiger

• d. a deer

A caterpillar eats some grass. A bird eats a caterpillar. A fox eats a bird. Which of the following food chains represents this series of feeding relationships?

• a. fox $\longrightarrow$ bird $\longrightarrow$ caterpillar $\longrightarrow$ grass

• b. bird $\longrightarrow$ fox $\longrightarrow$ caterpillar $\longrightarrow$ grass

• c. caterpillar $\longrightarrow$ grass $\longrightarrow$ bird $\longrightarrow$ fox

• d. grass $\longrightarrow$ caterpillar $\longrightarrow$ bird $\longrightarrow$ fox

Tags

NGSS.MS-LS2-3

A trait that is passed to the next generations and promotes an individual's survival and reproduction is called an adaptation.

• True

• False

Tags

NGSS.MS-LS4-4

Mass extinctions occur gradually, one species at a time.

• True

• False

Tags

NGSS.MS-LS4-1