Exam 56: Species Interaction and Coevolution

Two species of aphids compete for the same resource, and neither interferes with the other. This is an example of both _______ competition and _______ competition.

Two species of yeast are capable of persisting indefinitely on agar in the lab, but when they are grown together under similar conditions, only a single species remains after a few days. This is an illustration of

The H1N1 influenza virus responsible for the 2009 pandemic is considered a(n)

Which of the following statements about chemical defenses of prey is true?

Most of the great diversity of plant biochemistry is due to _______ adaptations between plants and insect herbivores.

Under which of the following conditions would a mutualistic relationship most likely lead to reciprocal adaptations?

Chemically defended animals often advertise their toxicity with _______, which is a _______.

Which of the following is most responsible for the biochemical diversity of plants?

Many snakes, particularly those that are venomous, exhibit patterns of vibrant coloration that serve to advertise their toxicity. These color patterns are an example of _______.

Larvae of moths called bagworms can eat a tremendous variety of plants; some species can consume leaves from more than 40 different host plant families. Bagworms are thus _______ herbivores.

Which of the following types of interactions is beneficial to one partner and detrimental to the other partner?

Coevolutionary "arms races" are usually the result of

Compared with pollen, nectar

Many exquisite adaptations are actually the result of reciprocal adaptations, or _______, between partners of an interaction.

Which of the following statements about mutualistic interactions is true?

Which of the following is an example of a mutualistic interaction?

Southern pine bark beetles and leaf-cutter ants are similar in that both

If a species of plant that is trampled by an animal eventually evolves sharp spines that prevent trampling, we can say that its association with the animal has changed from _______ to _______.

A snail that evolves measures to look like an inedible object demonstrates the form of mimicry known as _______.

The most common defense of plants against herbivores is