Giant pandas consume bamboo as their major food source and are generally sensitive to environmental changes. If the habitat and main food source of the giant pandas were destroyed, which of the following would most likely happen? A.They would quickly adapt to living underwater. B.They would not be affected and would thrive. C.They would quickly adapt to become carnivores. B.They would become extinct.
Which of the following examples likely occurred through natural selection? A.Some humans have hair on the middle part of their fingers, while others do not. B.Giraffes have longer necks than their ancestors. C.In a litter of puppies, some puppies have brown fur while others have black fur. D.There are several colors of roses, such as red, white, pink, and yellow.
Which of the following is an example of natural selection? A.Pesticides are sprayed in a field, resulting in an increase in crop growth and a decrease in insect population. B.Cricket Frogs prefer to sleep during the day, while Red-eyed Tree Frogs prefer to sleep during the night. C.Rabbits with a mutation for longer, thicker fur survive an unusually cold winter, while many normal rabbits do not survive. D.To produce a more desirable fruit, a farmer crosses a tree that produces sweet oranges with a tree that produces large oranges.
Explain how the spacing between coils of a spring changes if the amplitude of compressional waves traveling along the spring increases ?
