MP 3 Test

Why do peppered moths tend to be the same color as the trees on which they live?

• The coloring goes along with tasting like the tree. 

• It keeps the moth the same temperature as the tree. 

• It makes the moths faster than the birds

• It makes the moths harder to see.

Which of the following explains adaptation.

• An individual organism changes to meet its needs in the environment. These changes pass down to their offspring.

• The species as a whole changes their characteristics.

• Beneficial traits allow organism to survive and pass on those traits

• New characteristics arise in a species as needed.  If these traits are helpful, they are passed down.

A large herd of goats lives in a field full of poison ivy.  Some goats are able to eat the poison ivy while others have become sick when they eat it. Over time the herd as a whole will tend to

• Become more likely to eat poison ivy.

• Become less likely to eat poison ivy.

• Not change in the proportion of goats that can and can not eat poison ivy.

• Eat all the poison ivy and leave only plants all the goats can eat.

Darwin studied which of these species on Galapagos?

• Pigeons and tortoises

• Tortoises and finches

• Finches and Pigeons

• Zebras and Mockingbirds

The clear wing moth and the wasp look similar to each other. Why? 

• The wasp mimics the moth to attract prey.

• The moth and the wasp are closely related

• The moth mimics the wasp to repel predators

• The moth had one wasp parent

Which of these would best form a fossil?

• Muscle

• Bone

• Skin 

• Leaves

A group of orangutan have become very similar after a series of drastic changes in their environment.  This similarity is likely the result of

• selective breeding

• random mutaion

• inbreeding

• natural selection

What might account for the fact that all of these limbs share similar structures?

• They came from the same source

• They are all from one animal

• They are very similar organisms

• Cooincidence

Define homologous structures.

• Structures that appear the same, but have different ancestral origins.

• Structures that appear the different, but have the same ancestral origins.

• Any two body parts from the same organism

• Parts that no longer appear to have a function

Define analogous structures.

• Structures that appear the same, but have different ancestral origins.

• Structures that appear the different, but have the same ancestral origins.

• Any two body parts from the same organism

• Parts that no longer appear to have a function