Intro to Ecology Quiz

Which of the following is an example of a living factor in an ecosystem?

• sunlight

• frog

• rock

• water

What does the term "niche" refer to in the context of an organism?

• The total way of life of an organism

• The color of an organism

• The number of legs an organism has

• The sound an organism makes

What is a dominant species in an ecosystem?

• The species that is most abundant in the ecosystem

• The species that is the largest in size

• The species that eats the most food

• The species that lives the longest

Which of the following numbers represent a population?

Which line represents the carrying capacity of this population?

Match the following

• immigration

• largest number of individuals in a population that the environment can support

• carrying capacity

• movement of individuals out of an area

• emigration

• movement of individuals into an area

Predators can affect the ​ (a)   of a prey population. An increase in predators leads to a increase in the prey population's ​ (b)   , causing the growth rate of the prey population to ​ (c)   .

• carrying capacity
• death rate
• birth rate
• succession
• decrease
• increase
• stay the same

The most energy is available at the ​ (a)   level of an energy pyramid?

• producer
• primary consumer
• secondary consumer
• tertiary consumer
• decomposer
• top predator

Tomato plants are ​ (a)   because they harness energy from the sun to create their own food.

Turtles, on the other hand, are ​​ ​ (b)   because they eat fruit and leaves.

• primary producers
• primary consumers
• tertiary consumers
• carnivores

Match the following term with its definition

• Max # of organism supported

• Limiting Factors

• Building a Forest

• Climax Community

• The final stable stage of Succession

• Pioneer Organism

• Controls # of organisms in an area

• Succession

• 1st organisms to populate an area

• Carry Capacity