Inheritance INV 5 Review

What is biologic variation?

• Large differences in an organism's traits

• Slight differences in an organism's traits

• No differences in an organism's traits

• Extreme differences in an organism's traits

What is a population?

• A single organism

• A large group of different species

• A large group of the same species living in a specific area

• A random group of animals

What is an example of a population in a school?

• All the teachers

• All the students

• All the books

• All the desks

What does the term "organism" include?

• Only plants

• Only animals

• All living things

• Only humans

What is the likelihood of a trait being observed called?

• Certainty

• Probability

• Impossibility

• Randomness

What is an example of a population in a park?

• A single squirrel

• Squirrels in a park

• A lone bird

• A single tree

What does population size refer to?

• How crowded the group is

• How many individuals are in the group

• How the number of individuals changes over time

• The birth rate of the group

What is population density?

• How many individuals are in the group

• How crowded or spread out the group is

• How the number of individuals changes over time

• The death rate of the group

What is a factor that reduces population?

• Safe habitat

• Few predators

• Good weather conditions

• Natural disasters

What can cause a population to decrease?

• Increase in food supply

• Too many predators

• Safe habitat

• Few predators