Explain the difference between a biotic factor and abiotic.

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Explain mark and recapture?

Capture 10 turtles and marks them and come back a few months later and capture 10 more and see weather there are more or less.

Explain direct and indirect observation?

Direct is counting by self.Indirect is multiplying.

What is the difference between emigration and immigration.

Emigration is moving out.Emigration is moving in

What are the four ways to determine population size?

To count all the numbers.Observe all the organisms.Sampling.Mark and Recapture.

How do you estimate using a sample?

To count samples in a small room and to multiply to find the number.

What's a population?A community?What is the difference?

All the members of one species in a area.All the different populations together.Populations is a species.Community has lots of population.

What is a ecosystem?

An organism that that lives in a particular area,with no surroundings.

What is an estimate?

Approximation of an number

Explain the difference between a biotic factor and abiotic?

Biotic is living thing.Abiotic is nonliving.

What is a limiting factor.

Food water space and weather 1=10 kg 5x10=50 kg

Name examples of biotic factors?

Owls,flowers,dogs,cats....Animals and Plants

What is carrying capacity

The largest population an area can support

Name examples of abiotic factors?

Weather,oxygen,heat,clouds,water,soil.


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