Ecology Unit test

Abiotic factors are:

• Non-living factors
• Living Factors
• Always a problem

Examples of abiotic factors would be:

• Temperature outside
• Bugs that are around
• Types of trees that grow
• Amount of birds

A food web shows the flow of ___________ through an ecosystem.

• Consumers
• Decomposers
• Energy
• Populations

Herbivores:

• Eat only meat
• Eat only plants
• Eat all types of organisms
• Decompose organisms

Omnivores:

• Eat only meat
• Eat only plants
• Eat only decomposers
• Eat plants and meat

Why is 90% of an organisms energy lost, before it is eaten?

• The organism is using the energy to live
• The organisms are small
• The organisms need sunlight

The energy pyramid is meant to show:

• That energy increases as you move up the food chain
• That energy decreases as you move up the food chain
• That energy stays the same as you move up the food chain

A biome that is very cold and dry is the 

• tundra
• tropical forest

There are a lot of Coniferous trees in

• the taiga
• the desert

A group of organisms of the same species that live a particular area belong to the same

• population
• biome