What is an example of an inherited trait in humans mentioned in the passage?

• Hair color

• Musical ability

• Favorite food

• Language spoken

Why might a trait that helps an organism survive become a problem?

• The environment changes

• The organism becomes too strong

• The trait becomes too common

• The organism moves to a new area

What is an acquired trait according to the passage?

• A trait influenced by the environment

• A trait passed from parent to offspring

• A trait that is always beneficial

• A trait that is unique to humans

How does the environment affect acquired traits?

• By changing traits after birth

• By determining inherited traits

• By making traits identical

• By eliminating all variations

What is a potential disadvantage of a bird having a specialized diet?

• Difficulty finding food if the specific seed is scarce

• Increased competition with other birds

• Greater visibility to predators

• Inability to migrate

Why are polar bears' thick, white fur becoming less helpful?

• The climate is getting warmer

• They are moving to new areas

• Their prey is becoming scarce

• They are being hunted more

What determines if a trait will survive for many generations?

• Its success in the environment

• Its uniqueness

• Its complexity

• Its visibility