Monmouth College

Biol 3411

Chapter 1 Pre-Quizzes, Ecology: The Economy of Nature 7e

1)A genotype is

1. 1. an individual’s attributes.
   2. the effect of natural selection on an individual.
   3. the differences between the genes of two species.
   4. an individual’s set of genes.

2. Which is the largest ecological system in scale?
   1. population
   2. biosphere
   3. ecosystem
   4. community

3. An ecologist who studies populations would most likely be interested in
   1. births and deaths of individuals that belong to a particular species in a particular place.
   2. adaptations that increase the survival of individual organisms.
   3. the number and relative abundances of different species in a particular place.
   4. physical and chemical transformations of energy and materials in the soil, atmosphere, and water. Answer: a

4. Which physical principle is used to monitor the transfer of energy in ecological systems?
   1. dynamic steady states
   2. the law of conservation of matter
   3. the first law of thermodynamics
   4. the connectedness of ecosystems

5. Which source of energy is most likely to be used by fungi?
   1. other living organisms
   2. the sun
   3. other dead organisms
   4. water

6. The physical setting in which a species lives is its
   1. community.
   2. habitat.
   3. ecosystem.
   4. niche.

7. A proximate hypothesis
   1. explains how an organism has adapted its physiology.
   2. addresses an organism’s response to the environment.
   3. is a hypothesis that has been tested and revised.
   4. addresses immediate changes of an organism’s internal systems.