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Flashcards in Ecology 1 Deck (21)
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1

The region on Earth where life can exist

Biosphere

2

Is made up of 78% nitrogen and 21% oxygen

Atmosphere

3

Burning fossil fuels releasing carbon dioxide contributes to this cycle

Carbon cycle

4

Plants convert carbon dioxide and water into glucose in this process

Photosynthesis

5

Plants convert glucose to useable energy in this process

Cellular respiration

6

Producers use this energy to make glucose

Radiant energy ie the sun

7

Living factors in an ecosystem

Biotic factors

8

Non-living factors like salt

Abiotic factors

9

Hierarchical display of energy flow

Ecological pyramid

10

Complex food chains

Food webs

11

Tundra, grassland or boreal forest are examples

Biomes

12

What percentage of energy gets transferred from one trophies level to the next?

10%

13

The maximum number of individuals of species that an ecosystem can support

Carrying capacity

14

When one species benefits unaffecting the other species

Commensalism

15

One species benefits from a host species

Parasitism

16

Another word for producer

Autotroph

17

Another word for herbivore

Heterotrophs

18

The range where a population is at its peak within limits

Tolerance range

19

The role a species plays in its ecosystem

Niche

20

The region on Earth where land masses exist

Lithosphere

21

Denitrifying bacteria are a part of this cycle

Nitrogen cycle