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Introduction to Ecosystems

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by

Clarisse Sy Su

on 1 June 2016

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Transcript of Introduction to Ecosystems

Ecosystems
What is an ecosystem?
Interaction between all living and non-living things in an area
Two Parts of an Ecosystem:
1. The Living Things
The Environment
Made of all the physical elements in the area
Living Things
1. Flora: Plant life

FOOD CHAINS
Living things interact with their environment
Different Types of Ecosystems
Forest
Desert
Ocean
Mountain
Freshwater
Grassland
Forest
Has a lot of trees in one area
Desert
Gets less than 25 cm of rain each year
Ocean
Grassland
Freshwater
Mountain
Covers 70% of the Earth's surface
Very few trees
A lot of wide space covered in grass
Can find: giraffes, lions, prairie dogs
Low amounts of salt in the water
Different types: lakes, rivers, and wetlands
Can find: dragonflies, catfish, ducks, lilies
All have rapid changes in altitude, climate, soil, and vegetation
Found in high elevation
Can find: mountain goats, llamas, fern
Producers
Primary Consumers
Secondary Consumers
Tertiary Consumers
Decomposers
the beginning of the food chain
herbivores
Eats the primary consumer
Can eat the primary or secondary consumer
Eats anything that dies
Food Chain
Video:
List the
producers
,
consumers
, and
decomposers
seen in the video
Large ecosystems (ex. forest) can have smaller ecosystems (ex. leaf)
Also called biomes
2. The Environment
2. Fauna: Animal life
Includes: air, water, soil, sunlight, temperature, and climate
Different types of forests (ex. taiga, rain forest, dry forest)
Home to many different plants and animals (ex. moose, bears, acorns)
Has little or no plants
Very hot days and very cold nights
Can find camels, cactus, lizards, and scorpions
Diverse plant and animal life
Different ecosystems found (ex. deep ocean and shallow ocean)
Can find: dolphins, plankton, algae
plants and vegetables
get their food from ________
organisms that eat plants
Carnivore
Turns everything to soil
Producers
Consumers
Decomposers
What ecosystem do you see? Explain.
1. Forest
2. Desert
What ecosystem do you see?
Explain.
1. Forest
2. Desert
3. Ocean
4. Grassland
In which ecosystem does this animal live? Explain.
1. Forest
2. Desert
3. Ocean
4. Grassland
5. Freshwater
6. Mountain
Full transcript