C. Witchcraft i dont beleive in witch craft but that is the only thing that i can think of.
Answer:
Plant-eating animals are called PRIMARY CONSUMERS.
Explanation:
In an ecosystem, consumers are heterotrophic organisms that can not make their own food. They rather depend on producers or other consumers for food and nutrition. The organisms that derive their nutrition directly from plants are called primary consumers. They are also called herbivores as they feed on plant and plant products. For example, deer graze grasses. This makes deer a primary consumer and a herbivore.
The stimulus is your ears (hear). Your response is that you jump away.
If the cornea were to work alone, the image formed would be blurred as the point of image formation would be behind the retina. Therefore, with the help of the lens in the eye, the focal length is reduced to 1.7 cm so that the image forms on the retina.