Ecology Unit

Question 1

Examples of abiotic factors

Answer 1

air, temp, water, rocks, sand

Question 2

Examples of biotic factors

Answer 2

animals, plants, bacteria, waste products

Question 3

Levels of ecological organization (smallest to largest)

Answer 3

organism, species, population, community, ecosystem, biomes, biosphere

Question 4

Difference between a food chain to a food web

Answer 4

food chain- one path of energy transfer
food web- multiple interconnected paths of energy transfers

Question 5

What information can be found in an energy pyramid?

Answer 5

find which organism has the least and most amount of energy stored

Question 6

How is energy transferred through an ecosystem?

Answer 6

through eaten organisms

Question 7

Difference between primary and secondary succession; example of each?

Answer 7

Primary- regrowth begins on bare rock (formation of volcanoes)
Secondary- regrowth begins on soil/dirt (forest fires)

Question 8

Role of pioneer species? Examples?

Answer 8

begin the process of primary succession (lichens like fungi and algae)