Biology reproduction

Asexual reproduction

process of forming a new individual from single parent

sexual reproduction

process of forming a new individual from two parents

Plant sexual reproduction

Pollination, Fertilisation and Seed dispersal

Structural adaptation

physical structure in an organisms body that aids survival

Behavioural adaptation

things an organism does to survive

Physiological adaptation

a bodily process that aids survival

cool burning

technique using small fires to burn dry grass and leaves, reducing the amount of fuel available for future fires and stimulates new growth

habitat

natural home of a particular population

R selection

produces large number of organisms quickly and reaches sexual maturity quickly

K selection

produces smaller numbers of organisms less frequently, larger in size and breed later in life

Mutualism

both organisms benefit

commensalism

one organism benefits while the other is not seriously harmed

predation

one organism benefits by killing and hunting the other

parasitism

obtains nutrients at the expense of a host

Amensalism

one organism experiences negative effect while other is unaffected

competition

two organisms competing for same pool of resources

keystone species

an apex predator or ecosystem engineer and removing them can have a significant impact

apex predator

control population numbers and are on top of the food chain

ecosystem engineer

interact with and alter the physical environment of the ecosystem