Chapter 01 4e Brooker
1) Plant photosynthesis and the consumption of plants by animals is best explained by what
unifying principle of life?
A) All living organisms use energy.
B) All living organisms maintain organization.
C) All living organisms have evolved over the course of many generations.
D) All living organisms maintain some level of homeostasis.
E) All living organisms are composed of similar structures.
2) A plant will begin flowering in response to changes in length of daylight, temperature, and
light quality. This is an example of which unifying principle of life?
A) Plants conduct photosynthesis.
B) Living organisms maintain homeostasis.
C) Living organisms interact with their environment.
D) Living organisms grow and develop.
E) Populations of organisms evolve from one generation to the next.
3) Whether the external temperature is hot or cold, birds maintain an internal body temperature
of approximately 40°C. This is an example of
A) metabolism.
B) cellular respiration.
C) growth and development.
D) homeostasis.
E) proteomics.
4) Proteins are largely responsible for the traits of living organisms while_________ provides
the blueprint for the organization, development, and function of living things.
A) DNA
B) protein
C) carbohydrate
D) lipid
E) metabolite