Topic 7 Competition

Question 1

Definition of habitat

Answer 1

Place where an organism lives

Question 2

Definition of population

Answer 2

All the organisms of one species living in a habitat

Question 3

Community

Answer 3

The populations of different species living in a habitat

Question 4

Abiotic factors

Answer 4

Nonliving factors of the environment e.g. temperature

Question 5

Biotic factors

Answer 5

Living factors of the environment e.g. food

Question 6

Ecosystem

Answer 6

The interaction of a community of living organisms (biotic) with a nonliving parts (abiotic) of their environment

Question 7

What do plants need from the environment and other organisms to survive and reproduce

Answer 7

Light
space
water
and mineral ions from the soil

Question 8

What do animals need from the environment and other organisms in order to survive and reproduce

Answer 8

space (territory)
food
water
mates

Question 9

What are stable communities

Answer 9

All the species environmental factors are in balance so that the population sizes are roughly constant

Question 10

Examples of a stable communities

Answer 10

Tropical rainforests and ancient oak Woodlands