1 Food Chains

Question 1

habitat

Answer 1

where an organism lives

Question 2

population

Answer 2

all the organisms of one species in one ecosystem

Question 3

community

Answer 3

all the organisms in an ecosystem

Question 4

ecosystem

Answer 4

all the organisms in an area and the non living components with which they interact or habitat + community

Question 5

abiotic factors

Answer 5

non living factors which affect biodiversity e.g. temperature, pH, light intensity, soil moisture

Question 6

biotic factors

Answer 6

living factors which affect biodiversity e.g. grazing, predation

Question 7

biome

Answer 7

region of our planet distinguished by their similar climate, plants and animals e.g. freshwater, desert

Question 8

niche

Answer 8

role that an organism plays in a community e.g. predator

Question 9

adaptation

Answer 9

inherited characteristic that makes an organism suited to survive in its environment

Question 10

competition

Answer 10

where plants or animals need or are trying to get the same resources

Question 11

light and water

Answer 11

2 things which plants compete for

Question 12

food, mates, habitat

Answer 12

3 things which animals compete for

Question 13

parasite

Answer 13

an organism which lives on or in another organism getting energy from it and harming it e.g. flea, tapeworm

Question 14

food chain

Answer 14

diagram which shows energy flow between organisms

Question 15

energy flow

Answer 15

what arrows in a food chain show

Question 16

pyramid of numbers

Answer 16

diagram which shows numbers of organisms at each level of a food chain

Question 17

pyramid of biomass

Answer 17

diagram which shows total mass of living organisms at each level of a food chain

Question 18

pyramid of energy

Answer 18

diagram which shows the total energy content of each level of a food chain