Levels of Organization

Question 1

Tissue (define)

Answer 1

A group of the same type of cells that perform the same function.

Question 2

Organ

Answer 2

A group of tissues that work together to perform a certain function.

Question 3

Organ system

Answer 3

A group of organs that work together to perform a certain function. Example: Digestive System. Biotic

Question 4

Population

Answer 4

A group of organisms of the same species (one type) that live in the same area.

Question 5

Community

Answer 5

More than one populations that live together in the same area.

Question 6

Ecosystem

Answer 6

A biological community

Question 7

Biosphere

Answer 7

Consists of all life on Earth and all parts of the Earth in which life exists

Question 8

levels of bio organization (amctooopceb)

Answer 8

atom, molecule, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere

Question 9

Biome

Answer 9

A group of ecosystems with similar climates and organisms

Question 10

Ecology

Answer 10

the study of interactions between organisms and their environment

Question 11

Biodiversity

Answer 11

the total of the variety of organisms in the biosphere

Question 12

Species

Answer 12

a type of organism

Question 13

producer

Answer 13

organism that captures energy from sunlight; autotroph

Question 14

consumer

Answer 14

organism that needs others for energy; heterotroph

Question 15

bio mass

Answer 15

the total amount of living tissue in a trophic level

Question 16

what is the difference between detritivore and decomposer?

Answer 16

detritivore: eats dead matter
decomposer: breaks down matter

Question 17

biogeochemical cycles

Answer 17

forms of matter passed from one organism to another

Question 18

evaporation

Answer 18

when water changes from liquid to atmospheric gas

Question 19

transpiration

Answer 19

water enters atmosphere by evaporating from leaves and plants

Question 20

primary productivity

Answer 20

the rate at which organic matter is created by producers

Question 21

limiting nutrient

Answer 21

when an ecosystem is limited by a single nutrient

Question 22

where does all energy within a food chain come from?

Answer 22

producers using photosynthesis

Question 23

What is another name for primary consumers?

Answer 23

herbivores

Question 24

Which trophic levels are known as carnivores

Answer 24

level 3 and 4

Question 25

Why do food chains only have about 4 or 5 levels?

Answer 25

Because only 10% of the energy is passed through each level.

Question 26

What are the carnivores at the top of the chain known as?

Answer 26

Apex predators

Question 27

Why are omnivores considered level 3

Answer 27

They eat primary consumers