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Habitat study
chapter 14
Question | Answer |
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Ecology | the branch of biology that studies the relationships of organisms to one another and to their environment |
Ecosystem | all the plants and animals in an area interacting with each other and their environment |
Habitat | area where a plant or animal lives |
producers | plants that make their own food |
Consumers | animals that get their food by eating other plants or animals |
Herbivore | an animal that eats plants only |
carnivore | animal that eats other animals only |
omnivore | animal that eats both plants and animals |
Decomposers | organisms that feed on dead plants and animals |
Food chain | list of organisms in which each organism is eaten by the next one in the chain |
Adaptation | the way that living things change in order to survive in the ecosystem |
Competition | takes place when two or more organisms require something that is in short supply |
food web | two or more interconnected food chains |
interdependence | living things depend on each other in order to survive |
abiotic factors | non living factors in an ecosystem like light and temperature |
Quadrat | used to estimate the occurrence of plants and animals in an ecosystem |
pooter | used to catch insects |
pitfall trap | used to catch crawling animals such as snails and slugs |
a line transect | a string marked off at regular intervals and laid out across the habitat to estimate the number of plants present |
conservation | the wise management of natural resources to prevent living things becoming extinct |
pollutioin | the addition of unwanted materials to the environment |
An animal which is conserved | A Bat |
Compost | made by micro-organisms when they decompose organic matter |
Name two types of micro-organism | Bacteria and fungi |
Vermicomposting | is making compost using worms |
Incineration is a term used to describe | burning substances at high temperatures |
What are the 3 R's | Reduce, Reuse and recycle |
When nutrients get into water which plant grows | Algae |
When a lot of algae grows in water this is called | an algal bloom |
When the algae die bacteria use oxygen from the water to decompose them. what problem does this cause | the fish die as there is no oxygen |
community | the animals and plants that live in a particular habitat and share the resources in that area |
niche | role of an organism in community |
abiotic factors are | non living factors such as temperature, pH and light |