Intervention Nat. Sec and Sel Breed

Which is not an example of an adaptation?

• A bird's beak allows it to crack open hard nuts.
• A zebra's stripes allow it to confuse its predators.
• A frog's large hind legs allow it to jump from danger.
• A cat sleeps on the sofa to avoid the vacuum cleaner.

Why are advantageous traits more likely to be passed onto offspring?

• Because they are more likely to survive and reproduce.
• Because they look cooler.
• Because they come from recessive alleles.
• Because the trait is an acquired phenotype.

The process where an environmental factor acts on a population and results in some organisms having more offspring than others.

• resistance
• cross-breeding
• natural selection
• evolution

____________ is caused by differences in genes, which result in different characteristics

• Artificial selection
• Variation
• Mitosis
• Inbreeding

The theory of evolution by natural selection means that what is changing over time?

• The inherited traits of a population.
• The acquired traits of a population.
• Hair color and eye color
• Attractive features.

Any variation that can help a species survive in a given environment is called...

• an adapatation
• a characteristic
• a homologous structure
• a vestigial structure

Which of these would be considered an adaptation of an animal that lives in the snowy tundra?

• Large webbed feet
• A thick coat of fur and blubber
• Green scales
• A diet that consists of pineapples and coconuts

The purpose of selective breeding is to 

• Get bigger animals
• get smaller animals
• create animals with desirable traits
• create animals with bad traits

What is the term for a feature that allows an organism to survive better in its environment?

• variation
• adaption
• homologous structure
• vestigial structure

An animal's color or pattern that helps it blend into its surroundings

• Environment 
• Mimicry
• Camouflage