NBC 6 Ecology Review

What are the first organisms to live in a newly formed area of base rock?

The type of succession that begins in an area after a disturbance and where soil is present.

• Primary

• Secondary

• Homeostasis

• Climax Community

What type of relationship is this?

• parasitism

• mutualism

• commensalism

• competition

symbiotic relationship in which both organisms benefit

• competition

• mutualism

• predation

• commensalism

symbiotic relationship in which one organisms benefits and the other organism is not affected

• competition

• mutualism

• parasitism

• commensalism

Organisms that breaks down and absorbs nutrients from dead organisms 

• consumer
• trophic level
• decomposer
• species

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

• a.  Organism, cell, tissue, organ, organ system
• a.  Organ system, organ, tissue, cell, organism
• a.  Cell, tissue, organ, organ system, organism
• a.  Cell, organ, tissue, organ, organism, organ system

The smallest level of organization of life in an organism

• tissue
• cell
• organ
• organ system

When a group of organs work together to perform a particular function they create a/an

• organ system
• organism
• tissue
• organ

which is the correct order of the levels of organization from simple to complex?

• organism, population, community, ecosystem
• ecosystem, community, population, organism