Communities and Competition

Question 1

What is a habitat?

Answer 1

Where an organism lives.

Question 2

What is a population?

Answer 2

All the organisms of a particular species that live in a habitat.

Question 3

What is a community?

Answer 3

All the populations of different species that live together in a habitat.

Question 4

What is an ecosystem?

Answer 4

The interaction of a community of living organisms with the non-living parts of their environment.

Question 5

How would you use quadrats to estimate population size?

Answer 5

1. Randomly generate coordinates
2. Place quadrats
   3.Count number within quadrat
3. Repeat 10 times
4. Calculate average number within the quadrats
5. Times number by the size of the area

Question 6

What is meant by the term biodiversity?

Answer 6

The variety of organisms within a given area.

Question 7

How do you measure biodiversity with quadrats?

Answer 7

1. Randomly generate coordinates
2. Place quadrats
3. Count the number of different species within quadrat
4. Repeat 10 times
5. Calculate average number of species within the quadrats