Life on Earth - Ecosystems

Question 1

Habitat

Answer 1

The place where an organism lives

Question 2

Population

Answer 2

All the members of one species living in a habitat

Question 3

Community

Answer 3

All the plants, animals, and microorganisms living in a habitat

Question 4

Species

Answer 4

A group of organisms that can interbreed to produce fertile offspring

Question 5

Producer

Answer 5

A green plant that uses sunlight to make its own food (chemical energy) by photosynthesis

Question 6

Consumer

Answer 6

An organism that cannot produce its own food, it gains energy by eating another organism (plant or animal)

Question 7

Omnivore

Answer 7

An organism that eats a mixture of plant and animal material

Question 8

Carnivore

Answer 8

An organism that eats animal material only

Question 9

Herbivore

Answer 9

An organism that eats plant material only

Question 10

Predator

Answer 10

An animal which hunts and kills other animals for food

Question 11

Prey

Answer 11

An animal which is hunted and killed for food by another animal

Question 12

Food web

Answer 12

A diagram which shows interconnected food chains

Question 13

Food chain

Answer 13

A diagram which shows the transfer of energy between organisms

Question 14

Biodiversity

Answer 14

The number, abundance and variety of species

Question 15

Ecosystem

Answer 15

Made up of all the organisms (community) living in a particular habitat and the non living parts with which the organisms interact

Question 16

Niche

Answer 16

The role that an organism plays within a community. It relates to the required resources; predation; competition; and conditions

Question 17

Interspecific competition

Answer 17

Occurs amongst individuals of different species. Fight for some resources, meaning its less intense but can still wipe out a species

Question 18

Intraspecific competition

Answer 18

Occurs amongst individuals of the same species. fight for all resources, therefore more intense