Elephant Population Mid Unit Review

Front

What is a quadrat in ecological studies?

Back

A quadrat is a square or rectangular plot used to sample and study the distribution of organisms in a specific area.

Front

How do you estimate the population size using quadrats?

Back

Population size can be estimated by multiplying the average number of organisms found in a quadrat by the total number of quadrats that fit into the study area.

Front

Convert 0.528 to a percentage.

Back

52.8%

Front

What does a decreasing population trend indicate?

Back

A decreasing population trend indicates that the number of individuals in a population is declining over time.

Front

How do you calculate the percentage score from a test score?

Back

Percentage score = (Score obtained / Total score) x 100.

Front

Define 'population' in ecological terms.

Back

A population is all the organisms of the same species living in a specific geographic area.

Front

What is the formula for estimating population size using quadrats?

Back

Estimated population size = (Average number of organisms per quadrat) x (Total number of quadrats in the area).

Front

What is the significance of using a sample in ecological studies?

Back

Using a sample allows researchers to make inferences about the entire population without needing to count every individual.

Front

What does it mean if a population graph shows a constant trend?

Back

A constant trend means that the population size remains stable over time, with no significant increases or decreases.

Front

How do you interpret a population density?

Back

Population density is the number of individuals per unit area, indicating how crowded a population is.