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TLS Online TPP Program

#Question id: 10839

Which of the following statements about plants and herbivores is true?

#Section 1: Ecology
  1. Primary compounds tend to be more toxic than secondary compounds
  2. Secondary compounds are toxic to all herbivores
  3. Algae as well as plants produce toxic chemical compounds
  4. Herbivores that can tolerate a particular secondary compound usually feed on a wide variety of plant species
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TLS Online TPP Program

#Question id: 10816

#Section 1: Ecology

When a harmless species takes advantage by resembling the aposematic coloration of other species that are toxic, it is called _____________________.
TLS Online TPP Program

#Question id: 10826

#Section 1: Ecology

Gause's principle of competitive exclusion is, essentially,
TLS Online TPP Program

#Question id: 9191

#Section 2: Evolution

When an arborist prunes a limb off a valuable tree, he or she usually paints the cut surface. The primary purpose of the paint is to
TLS Online TPP Program

#Question id: 9577

#Section 1: Ecology

The epidermal coloration of the African grasshopper is a striking example of irreversible developmental responses to environmental conditions. Which of the following statements is true?
TLS Online TPP Program

#Question id: 12323

#Section 1: Ecology

Which of the following is considered by ecologists a measure of the ability of a community either to resist change or to recover to its original state after change?