Grade -9 Population ecology Quiz

What is the carrying capacity of this population?

• 100
• 200
• 300
• 400

What type of growth is shown in the diagram?

• exponential growth

• logistic growth

• predator-prey cycle

• boom-bust curve

Largest number of individuals of a population that the environment can support...

• carrying capacity

• population

• biome

• mutualism

If a disease destroying wheat plants in a field swept through an ecosystem, what would happen to the bird population that feed off of the wheat in the the field ?

• The bird population would stay the same

• The bird population would increase

• The bird population would decrease

Food, water, sunlight, shelter, and space are resources that are called

• limiting factors

• species

• biotic

• none of the above

If the number of births in a population is the same as the number of deaths in a population, what will happen to the growth of the population?

• It will increase.
• It will decrease.
• It will stay the same.
• It will fluctuate.

What pattern of population distribution does this school of fish represent?

• Random
• Uniform
• Clumped
• Knotted

When organisms move out of the population, this is known as

• abandonment
• emmigration
• immigration
• succession

The average number of people per square mile

• population distribution
• population density
• urbanization
• population rate

The way in which people are spread out over an area of land unevenly.

• Population Density

• Population growth

• Population distribution

• Population pyramid