B16 Flashcards
what is a community
the collection of different populations of species all co-existing in the same habitat at once
what is an ecosystem
biological community of interacting organisms and their environment
what is a habitat
an area or environment in which an organism lives naturally
what is a niche
the role of a species within an ecosystem
what is a population
all organisms of the same species living in a habitat at the same time
what is interdependence
the relationship between different organisms within the same community and their dependence on each other for survival
what is a stable community
its when all of the species and the environmental factors stay in balance so that the population size stays fairly constant
name 1 organism, 2 animals and 2 plants that youd expect to find in a typical woodland
mushrooms, oak trees, foxes, rabbits, elm trees
name 1 organism, 2 animals and 2 plants that youd expect to find in a typical woodland
mushrooms, oak trees, foxes, rabbits, elm trees
what is a biotic factor
a living organsism in an ecosystem
what is an abiotic factor
an abiotic factor is a non-living factor
list 5 abiotic factors
temp
pH
water
nutrients
sunlight
list 5 biotic factors
fungi
plants
animals
insects
bacteria
what do plants compete for
water, nutrients, space, light
what do animals compete for
mates, territory, food
what adaptations do plants have to avoid competition for stuff
some pants grow early in the year, the heights they grow to and the types of roots they have
what adaptations do animals have to be successful competitors
an animal that s better adapted to finding food and mates.
what are the 3 types of adaptations in animals and what they are
structural - the shape or colour of the organism
behavioural - such as acts they do like using tools or miggration
functional adaptations - like how their metabolism works
what are some adaptations of animals living in a desert
camel: sand coloured skin. wide feet to stop sinking in the sand
what are some adaptations of a prey and predator living in the snow
polar bear: white coloured fur. large fat stored to keep them warm
penguin: large fats stores, wings are fin shaped for fast swimming
what are some adaptations of predators and prey living in a jungle
monkey : flexible toes to climb trees and uses rocks to open up fruit
tiger : good sense of sight and hearing. have powerful leg muscles to pounce on prey
what are some adaptations of plants living in a desert
low surface area and has water stores and extended roots
