bio12
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- Minerals, temperature, and soil quality are considered __________ components of an ecosystem.
- abiotic
- Two organisms that use the same resources when those resources are in short supply are said to be:
- competitors
- In a commensalistic relationship an organism:
- neither harms nor benefits the host.
- Competition for a limiting resource would be a _________.
- Density Dependent Factor
- Microbial antagonism is:
- where established bacteria suppress the growth of invading bacteria.
- Which of the following pairs represents a mutualistic relationship?
- The microorganism Trichonympha and termites
- Plants and other photosynthetic organisms are:
- producers
- The living components that make up the ecosystem are collectively called the ______components of the ecosystem.
- biotic
- What type of relationship exists in which a microorganism lives on the body, yet doesn't cause harm and does not benefit the host?
- a commensalistic relationship
- What is the relationship called when one organism lives by harming another?
- Parasitism
- A population is considered to grow when:
- the birth rate exceeds the death rate.
- The interaction between abiotic and biotic factors shapes a(n):
- ecosystem
- The human population first began to increase with the development of:
- agriculture
- Your pet frog is a/an _________. Frogs eat worms which are ________. Worms eat dead organic material and are therefore _________.
- consumer; heterotrophs; consumers
- commensalism is considered _______ for both species.
- positive for one and neutral for another
- Lyme disease is transmitted by which vector?
- the deer tick
- birth rate – death rate = _______________
- growth rate
- a tomato plant is a _____
- producer
- Organisms that utilize the remains of other organisms as their energy source are called:
- decomposers