Heredity

A moth blends into its surroundings by looking like dead leaves. What is this form of adaptation?

• "playing dead"

• hibernation

• mirgration

• camoflauge

What is the goal of both physical and behavioral adaptations?

• to help an animal survive in its environment

• to increase like likelihood of being eaten by a predator

• to put an end to the survival of weaker animals

• to avoid natural selection

Which is an example of a living thing's environment affecting its physical characteristics?

• a puppy born with brown fur

• a flower in the shade not growing very tall

• a bird's ability to fly

• a baby crying when hungry

A litter of rabbits is born in an area with lots of snow all year. Two babies are white and two are brown. Which is true about this variation?

• The variation will help the brown rabbits survive.

• The variation will help all the rabbits survive.

• The variation will help none of the rabbits survive.

• The variation will help the white rabbits survive.

Which is an instinct passed from parents to offspring?

• humans cooking fancy food

• a dolphin jumping through a hoop

• chickens using beaks to peck for food

• a dog responding to commands

Which is an example of learned behavior?

• ground squirrels hibernating for the winter

• geese migrating south for the winter

• a lion cub hunting as its mother does

• an octopus spraying ink for protection

Which of the following is an example of an instinct that helps an animal survive?

• a skunk spraying a smelly mist for protection

• a raccoon learning to cross the road

• a dog learning to beg for food

• a human riding a bicycle

Which of the following is a learned behavior in humans?

• crying

• speaking

• blinking

• sleeping

Where do an offspring’s genes come from?

• The mother contributes all of the genes.

• The father contributes all of the genes.

• Each parent contributes half of the genes.

• Neither parent contributes any genes.

Daren’s baby brother can do several things. Which one did he learn?

• breathing

• drinking milk

• playing peekaboo

• sleeping