- •УО «Барановичский государственный университет»
- •Ecology
- ••The environment is all the things we need. We can not live without
- ••Ecology is a science. Ecologists also study what happens to different species. They
- •Ecosystem
- •Structure of Ecosystem
- •Producers
- •Consumers
- •Decomposers
- •Herbivores
- •Carnivores
- •Predators and scavengers
- •. Omnivores
- •Food chain
- •Food Web
- •Differend kinds of ecosystems
- •Terrestrial Biomes
- •Tundra
- •Taiga
- •Desert
- •Grassland
- •Temperate Forest
- •Tropical RainForest
- •3 Aquatic Biomes
- ••The world is our home and we want to see it clean and
- ••People must to think about all these ecological problems if they want to
- ••Think about it: people create bombs to destroy other people. Similar to the
Carnivores
Carnivores
Predators Scavengers
•Animals that feed on other animals.
•Carnivores generally eat herbivores (secondary consumers), but occasionally eat other carnivores also (tertiary consumers).
•Eg: lion, tiger, cats, birds of prey, sharks, frogs, etc.
Predators and scavengers
•A predator is an organism that hunts and kills other organisms for food.
•Eg: lions, tigers, sharks, wolves, snakes, etc.
Scavengers eat the food that has been killed and left behind by predators.
Eg: vultures, racoons, hyena,etc.
. Omnivores
•Animals that feed on both plants and animals.
•Many omnivores depend on a suitable mix of animal and plant food for long-term good health and reproduction.
•Eg, humans, bear, etc.
Food chain
•A food chain is the sequence of who eats whom in a biological community (an ecosystem) to obtain nutrition.
•A simple food chain can be seen below:
Food Web
• A food web is several food chains connected together.
Differend kinds of ecosystems
.
Biome - it is а large group of ecosystems that share the same environmental factors
Terrestrial Biomes
•- Tundra
•- Taiga
•- Desert
•- Grassland
•- Temperate Forest
•- Rainforest
Tundra
•No trees
•Most of the ground is frozen
•Shallow rooted grasses and plants
•Weasels, artic fox, penguins and polar bears live in the Tundra.