ecology: biotic and abiotic factors

Question 1

what does biotic factors mean

Answer 1

living factors which can affect the size of a population

Question 1

what does abiotic factors mean

Answer 1

non living factors which can affect the population size

Question 2

name all 8 abiotic factors

7 of them have more than one word. And 2 of them talk about intensity

Answer 2

wind intensity, light intensity, moisture levels, carbon dioxide concentration, soil Ph, oxygen dissolved in water, temperature, minerals ions in soil

don’t really have to be THAT clear on the terms just need the basics

Question 3

name the 4 biotic factors

3 of the have more than 1word

Answer 3

availaibility of food, new predators, competition, new pathogens

pathogens are germs, tiny oganisms that cause illnesses

Question 4

what does an acorn, squirrel and fox show??

food chain,which shows the feeding relationship.

the arrow is showing the direction of energy transferring

PRODUCER PRIMARY CONSUMER SECONDARY CONSUMER
acorn -> squirrel -> fox

Answer 4

food chain,which shows the feeding relationship.

acorn -> squirrel -> fox

PRODUCER -> PRIMARY CONSUMER -> SECONDARY CONSUMER

the arrow is showing the direction of energy transferring

Question 5

what 4 things do animals compete for??

Answer 5

• food
• shelter/territory
• mates
• water

Question 6

what 4 things do plants compete for??

Answer 6

• water
• mineral ions
• space
• sunlight