Kategoriak: All - environment - habitat - producer - community

arabera Doraemon 123 9 years ago

264

science knowledge web

Ecosystems are intricate networks where various organisms interact with one another and their surroundings. At the core of these systems are food chains and food webs, which illustrate the feeding relationships between producers, such as plants, and consumers, including predators and prey.

science knowledge web

things in Food Chain and Food web

producer

E.G. Plants
Plants use sunlight to photosynthesis
the animals that is hunted and eaten by another animal

predator

The animals thats feeds on other animals

Topics

Food chains & Food web

food chain
shows the food relationships between different organisms
food web
food chains that are interconnected or linked together

Characteristics of the Environment

water
man cannot live is a place without water
very important for survival
temperature
Dogs pant to lose heat when their surroundings become too warm
light
An important factor for the survival of all living things
plants and other organisms thats depend on plant will die without sunlight
air
plants and animals depend on each other
plants cannot make food and in the end it will die
Aquatic organisms will die if there is insufficient oxygen in the water
Most aquatic plants and animals obtain their oxygen and carbon dioxide from the air in the water
other organisms
bacteria and fungi
man's activities

Poaching

Hunting

soil
Clayey soil

usually wet

poor oxygen supply

Garden soil

Not too dry or wet

Tends to clump together

Very fertile

Contain a lot of decayed plants and remains of animals

Sandy soil

Good oxygen supply

Dry

food
predater

A predator is usually a animal-eater or a plant-eater and animal-eater

Animals that hunt or eat another animals

prey

A prey is usually a plant-eater or a plant and animal eater

Animals that are being eaten

Living Together

population
made up of individual organism

A group of elephant

organism
a living thing

E.G. human

community
different populations of animals living together
habitat
The place where an organism lives

-field -rotting log -garden -leaf litter -forest -sea shore -single plant