Ecology Practice

In this photo, what is an abiotic factor?

• Deer

• Grass

• rain

Members of a species in a defined area

• Ecosystem
• community
• biodiversity
• population

Non-living factor that affects an ecosystem

• biotic factor
• abiotic factor
• food chain 
• biome

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

• carbohydrates
• sunlight
• water
• carbon

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

Mice might grow in population and destroy the community by eating all of the berry bushes if

• wolves and snakes were removed from the food web

• another predator migrated in to the community

• the snake population grew

• none of these

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

• producers

• decomposers

• primary consumers

• carnivores

Which of these organisms is the producer?

• Owl

• Mouse

• Grasshopper

• Grass