ecology

Question 1

food web

Answer 1

consists of all the food chains in a single ecosystem

Question 2

food chain

Answer 2

one possible path that energy and nutrients may take as they move through the ecosystem

Question 3

trophic leval

Answer 3

categories of Organisms in food webs

Question 4

Producers

Answer 4

make their own food and do not depend on any other organism for nutrition

Question 5

autotrophs

Answer 5

make their own food and do not depend on any other organism for nutrition

Question 6

carnivore

Answer 6

animals that eat other animals

Question 7

omnivores

Answer 7

animals that eat both plants and animals

Question 8

consumers

Answer 8

eat other organizims for food

Question 9

Primary consumers

Answer 9

eat plants, algae, and other producers

Question 10

Herbivores

Answer 10

eat plants, algae, and other producers

Question 11

Secondary consumers

Answer 11

eat herbivores

Question 12

Tertiary consumers

Answer 12

eat the secondary consumers

Question 13

apex predators

Answer 13

Top predators

Question 14

Detritivores

Answer 14

eat nonliving plant

Question 15

scavengers

Answer 15

eat dead animals

Question 16

Decomposers

Answer 16

turn organic wastes, such as decaying plants, into inorganic materials, such as nutrient-rich soil

Question 17

Ecosystem

Answer 17

all of the living and nonliving parts of the environment that interact with each other

Question 18

Ecology

Answer 18

the study of how organisms interact with their environment and with other organisms

Question 19

Dominant species

Answer 19

a group of organisms that outnumbers/dominates the other species in the area

Question 20

Environment

Answer 20

The environment is all around us. It includes all the things an organism needs to survive

Question 21

Biosphere

Answer 21

The biosphere includes all places on Earth where life exists.

Question 22

Habitat

Answer 22

The place in which an organism lives is known as its habitat.

Question 23

Species

Answer 23

Organisms that share the same characteristics and features belong to the same species

Question 24

Population

Answer 24

A population is made up of the same kind of organisms. They live together in the same habitat

Question 25

Community

Answer 25

Maple and oak trees are producers in a forest ecosystem

Question 26

Niche

Answer 26

A snake’s niche includes what it eats and what environment it needs to survive

Question 27

Competition

Answer 27

In the tropical rain forest biome, there is competition for sunlight

Question 28

Biotic

Answer 28

Biotic components are the living things that shape an ecosystem.

Question 29

Abiotic

Answer 29

Abiotic components are the non-living factors in an environment.

Question 30

Predator

Answer 30

A predator is an animal that hunts other animals for food

Question 31

Prey

Answer 31

A prey is an animal that is hunted by other animals

Question 32

Parasite

Answer 32

Mosquitoes do not cause disease themselves. They transmit infection by passing on parasites from one host to another

Question 33

Host

Answer 33

A relationship in which one organism benefits at the host’s expense is called parasitism

Question 34

Symbiosis

Answer 34

relationship between two species that interact in ways that influence each other’s evolution

Question 35

Parasitism

Answer 35

A relationship in which one organism benefits at the host’s expense is called parasitism.

Question 36

Mutualism

Answer 36

Mutualism is a relationship between two species in which both benefit from the relationship.

Question 37

Commensalism

Answer 37

Commensalism is a relationship between two organisms in which one is benefited and the other is neither benefited nor harmed