Download SNC1P1_01_03_Terminology

TERMINOLOGY
1. Ecology
The study of how organisms interact with their
environment and each other
2. Ecosystem
All of the interacting parts of a biological
community and its physical environment within
a specific area. It can be natural or artificial,
and temporary or permanent.
3. Producer
Organisms capable of making their
own food from:
water, light and air
eg. of PRODUCERS
SOME BACTERIA
PLANTS
4. Consumer
Organisms that must eat other organisms
for food
eg. of Consumers
The cow eats the grass
The calf eats the milk
The lion eats the buffalo
The gull eats anything
5. Types of Consumers
a. Herbivore
[what is a herbivore?]
Basking shark eating phytoplankton
5a. Herbivore
An organism that eats fresh plants as 90% or more of
its diet
5b. Carnivore
[What is a carnivore?]
5b. Carnivore
An organism that eats fresh meat as 90% or more of
its diet
Wolf kills & eats deer
Shark catches & eats fish
5c. Omnivore
[What is an omnivore?]
5c. Omnivore
Organisms that eat a mixture of fresh plant &
animal materials
Field rat eats seeds & insects
Dogs eats anything!l
6a. Detritus [What is detritus?]
6a. Detritus
Waste from plants and animals,
including dead remains
Remains of dead animals
or dead plants
6b. Decomposer
[What is a decomposer?]
6b. Decomposer
Organisms that consume detritus
Vultures
Maggots
Bacteria
7.
Pest
An organism that is considered to be
inconvenient in a particular situation
8. Food Chain
[What is a food chain?]
8. Food Chain
Sequence of organisms, one feeding off another
9. Food Web
A pictorial representation of all feeding
relationships among organisms in an ecosystem
10. Habitat
[What is an organism’s habitat?]
10. Habitat
Where an organism lives in its environment
lives
in a
hollow
tree
lives in
an old
burrow
11. Niche
[What is an organism’s niche?]
11. Niche
Everything an organism does to survive & reproduce
often refers to where it gets its food from as in the
bird example on next slide
SHARING & NOT COMPETING
Each bird eats from a different part of
the same tree
12. Species
- a group of organisms that mate in the natural
world and produce fertile offspring
13a. Biotic factors
- the part of the environment that is living
or was once living
- trees & grasses
- fungus
- insects
- bacteria
- tree stump
13b. Abiotic factors
- the part of the environment that was
never living
- water
- air
- sunlight
- rock [sand]
- temperature
14. Population
- all of the members of one species living in an area
15. Community
- all of the different populations in an ecosystem
16. Ecotones
- the transition area between one ecosystem
and another ecosystem