Ecology

Question 1

What is an omnivore?

Accepted Answer

consumers that eat both plants and animals

Question 2

What is a decomposer?

Accepted Answer

a consumer that breaks down the remains of dead organisms

Question 3

What is needed to do work or cause change in a food chain?

Accepted Answer

energy

Question 4

The global sum of all ecosystems; the total sum of all life on Earth

Accepted Answer

biosphere

Question 5

What is a producer?

Accepted Answer

an orginisim that makes its own food, plant

Question 6

The living components of an ecosystem

Accepted Answer

biotic factors

Question 7

The way an organism makes a living

Accepted Answer

niche

Question 8

The largest group of organisms capable of reproducing fertile (can make babies) offspring.

Accepted Answer

species

Question 9

The first pioneer "organism" to colonize the bare rock is often a type of

Accepted Answer

lichen

Question 10

An animal that is hunted or caught by a predator for food is a called __________.

Accepted Answer

prey

Question 11

They make their own food

Accepted Answer

Autotrophs

Question 12

This type of succession may begin after a volcanic eruption. There is no soil left, just rock.

Accepted Answer

Primary succession

Question 13

What is ultimate source of energy for an ecosystem?

Accepted Answer

the sun

Question 14

An animal that eats meat is a(an)________________.

Accepted Answer

carnivore

Question 15

Complete the following analogy:Home is to Community as___________

Accepted Answer

habitat is to ecosystem

Question 16

The location or environment where an organism is most likely to be found (where it lives)

Accepted Answer

habitat

Question 17

Earthworms act as ___________, eating decaying matter in the soil.

Accepted Answer

decomposers

Question 18

True or false? When earthworms burrow, they remove nutrients from the soil

Accepted Answer

false

Question 19

Two species competing for the same limiting resource (the same niche) cannot coexist long term.

Accepted Answer

competitive exclusion principle

Question 20

What organism makes its own food for energy?

Accepted Answer

producer

Question 21

This type of succession is the quickest to recover to a climax community, because soil remains.

Accepted Answer

Secondary succession

Question 22

What is a food chain

Accepted Answer

the way in which energy travels

Question 23

What provides the original energy for the food chain?

Accepted Answer

sun

Question 24

A_________ shows how plants and animals are interconnected by different paths.

Accepted Answer

food web

Question 25

What is an organism that gets energy from eating another organism?

Accepted Answer

consumer

Question 26

What is a food web?

Accepted Answer

a mix of two or more overlapping food chains

Question 27

They consume other organisms

Accepted Answer

Heterotrophs

Question 28

What organisms break down dead or decaying organisms?

Accepted Answer

decomposers

Question 29

A graphical model of energy flow in a community

Accepted Answer

energy pyramid

Question 30

True or False? Castings contain the nutrients other organisms need to survive

Accepted Answer

True

Question 31

The gradual process by which ecosystems change and develop over time

Accepted Answer

ecological succession

Question 32

What is the path of food energy from one organism to another called?

Accepted Answer

food chain

Question 33

The max population that the environment can sustain indefinitely given enough food and water

Accepted Answer

carrying capacity

Question 34

What is at the top of the food chain?

Accepted Answer

consumer

Question 35

What is a herbivore?

Accepted Answer

a consumer that consumes a plant

Question 36

When energy passed from one trophic level to the next only 10%of the energy will be passed on

Accepted Answer

10 % rule

Question 37

What is a niche?

Accepted Answer

an organisms role in an ecosystem

Question 38

Tropical forests contain more biodiversity than deserts or tundras, because...

Accepted Answer

there are more niches because of all of the trees and plants

Question 39

An animal that eats meat and plants is a (an) ______________.

Accepted Answer

omnivore

Question 40

Includes grassland, tundra, desert, tropical rainforest, and deciduous and coniferous forests.

Accepted Answer

Terrestrial biomes

Question 41

They consume dead organisms; examples are mushrooms, worms, and bacteria. They recycle elements through ecosystems.

Accepted Answer

Decomposers

Question 42

What is a predator?

Accepted Answer

an organism that consumes prey

Question 43

Biology that deals with the relationships of organisms to one another and their surroundings.

Accepted Answer

ecology

Question 44

Populations of different species occupying the same geographical area at particular time

Accepted Answer

ecological community

Question 45

What is a carnivore?

Accepted Answer

a consumer that eats other animals

Question 46

This type of succession may begin after a fire. The soil is still intake.

Accepted Answer

Secondary succession

Question 47

What is the main source of energy for most food chains?

Accepted Answer

the sun

Question 48

Living organisms along with the nonliving components of their environment (air, water and soil)

Accepted Answer

ecosystem

Question 49

The diversity of all of the species of life in the world or in a particular ecosystem.

Accepted Answer

Biodiversity

Question 50

Group of individuals belonging to the same species that live in the same region and same time.

Accepted Answer

population

Question 51

What is any living animal, plant, or single-celled life form called?

Accepted Answer

organism

Question 52

A living community of organisms along with their physical environment, that functions as a unit

Accepted Answer

ecosystem

Question 53

The non-living components of an ecosystem

Accepted Answer

abiotic factors

Question 54

The level organisms occupy in an energy pyramid.

Accepted Answer

trophic level

Question 55

A predator is a species that...

Accepted Answer

all of the above

Ecology

Questions 55

Ecology

Questions 55