TLS Online TPP Program

#Question id: 4577


Which of these is a statement that Darwin would have rejected?

#Section 2: Evolution
  1. Environmental change plays a role in evolution.

  2. The smallest entity that can evolve is an individual organism.

  3. Individuals can acquire new characteristics as they respond to new environments or situations.

  4. Inherited variation in a population is a necessary precondition for natural selection to operate.

More Questions
TLS Online TPP Program

#Question id: 12099

#Section 1: Ecology

According to the competitive exclusion principle, two species cannot continue to occupy the same

TLS Online TPP Program

#Question id: 12100

#Section 1: Ecology

Prairie dogs once covered the expanses of the Great Plains. Their grazing made the grass more nutritious for the huge herds of bison, and a variety of snakes, raptors, and mammals   preyed on the rodents. In fact, the black- footed ferret (now endangered) specialized in prairie dog predation. Today, growing housing and agricultural developments have covered many prairie dog towns. Which of the following statements about prairie dogs is true?

TLS Online TPP Program

#Question id: 12101

#Section 1: Ecology

The sum total of an organism's interaction with the biotic and abiotic resources of its environment is called its

TLS Online TPP Program

#Question id: 12102

#Section 1: Ecology

Use the following diagram of Joseph Connell's study of barnacle distribution in Scotland to answer the following two questions


Which of the following is the most logical conclusion about the distribution of the two species of barnacle, Chthamalus and Balanus?

TLS Online TPP Program

#Question id: 12103

#Section 1: Ecology

Which of the following is a good description of an ecological niche? 

TLS Online TPP Program

#Question id: 12104

#Section 1: Ecology

Two barnacles, Balanus and Chthamalus, can both survive on the lower rocks just above the low-tide line on the Scottish coast, but only Balanus actually does so, with Chthamalus adopting a higher zone. Which of the following best accounts for this niche separation?