RW Quiz 4 Ecology Matter and Energy

What is the original source of almost all energy in most ecosystems?

• carbohydrates
• sunlight
• water
• carbon

The nonliving aspects of an ecosystem.

• Abiotic factors
• Biotic factors

Organisms that obtains its energy from abiotic sources, such as sunlight or inorganic chemicals

• Producer

• Consumer

• Omnivore
• Carnivore

What would be a good example of a primary consumer?

• carnivore

• detrivore

• decomposer

• herbivore

Which organisms would be at the top or last trophic level?

• plant

• herbivore

• omnivore

• carnivore

The monkey would be a

• decomposer

• producer

• primary consumer

• secondary consumer

These organisms are often not shown in a food chain, but are important for recycling nutrients

• producers

• decomposers

• primary consumers

• carnivores

90% of the energy that gets lost as you move up a food pyramid or chain gets lost as

• pollution to the environment

• heat to the environment

• energy for decomposers

• gets recycled

What percentage of energy is passed on to the next trophic level?

• 5%

• 10%

• 50%

• 90%

The rabbit in this food web would be considered a:

• Decomposer
• Producer
• Secondary Consumer
• Primary Consumer