Question 1

Ecology is the study of

Accepted Answer

how organisms interact with each other and the nonliving environment

Question 2

Biodiversity

Accepted Answer

The number of different species in an area

Question 3

Species

Accepted Answer

A group of similar organisms that can breed and produce fertile offspring.

Question 4

keystone species

Accepted Answer

a species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.

Question 5

Biome

Accepted Answer

A group of ecosystems that share similar climates and typical organisms

Question 6

nocturnal

Accepted Answer

active at night

Question 7

diurnal

Accepted Answer

active during the day

Question 8

food web

Accepted Answer

a system of interlocking and interdependent food chains.

Question 9

food chain

Accepted Answer

series of steps in an ecosystem in which organisms transfer energy by eating and being eaten

Question 10

Autotrophic

Accepted Answer

make their own food

Question 11

Heterotroph

Accepted Answer

An organism that cannot make its own food.

Question 12

Herbivore

Accepted Answer

A consumer that eats only plants.

Question 13

Carnivore

Accepted Answer

A consumer that eats only animals.

Question 14

Omnivore

Accepted Answer

An animal that eats both plants and animals

Question 15

Detrivore

Accepted Answer

a scavenger, such as an earthworm, that feeds on dead plant and animal matter

Question 16

Niche

Accepted Answer

An organism's particular role in an ecosystem, or how it makes its living.

Question 17

invasive species

Accepted Answer

species that enter new ecosystems and multiply, harming native species and their habitats

Question 18

Population

Accepted Answer

group of individuals of the same species that live in the same area

Question 19

Abiotic

Accepted Answer

Non-living

Question 20

Biotic

Accepted Answer

living

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