Which of the following is a major contributor to the biodiversity found in any
particular region on earth? All are major contributors.
Biodiversity is considered to be important because of: All of the above.
Biodiversity hotspots are defined by which two
The _ is the pollen-producing part of the male reproductive structure of
the flowering plant. stamen
What is the structure on a flowering plant that receives the pollen granules?
Each angiosperm pollen grain contains how many sperm cells? two
Biodiversity is considered important because of: All of the above are correct.
By fumigating several islands in the Florida Keys with methyl bromide, E. O. Wilson
and Daniel Simberloff demonstrated that: the equilibrium number of arthropod species
was a f
Which of the following is not a characteristic of all animals? They are sexually
reproducing at some point in their life cycle.
Which of the following are chordates? All of the above are chordates.
Why is the amniotic egg considered a key evolutionary inn
From an evolutionary perspective, the most basic division among all
organisms on earth is among: bacteria, archaea, and eukarya.
Which group of organisms utilizes the largest variety of energy sources?
Which of the following statements about a
According to the biological species concept, species are natural populations of
organisms that have the potential to interbreed and are _ isolated from
other such populations. reproductively
The difference between microevolution and macroevolution is that
Why do human taste preferences exist? Human feeding choices influence energy
intake and, consequently, fitness.
From an evolutionary perspective, behavior can best be viewed as: part of the
Vampire bats: sometimes regurgitate blood into the mou
Which of the following statements comparing plants to animals is the most
accurate? Both the first and fourth choices are correct. (The longest-living plants
live 10 times longer than the longest-living animals. The total amount of plant
matter on earth i
On average, which leaves more offspring that survive to become adults and
reproduce: a pair of elephants or a pair of rabbits? If both populations are stable,
then the pair of elephants and the pair of rabbits will leave the same number of
Asexual reproduction is advantageous to plants because: it is more energetically
efficient than sexual reproduction.
The growth of new individual plants from the tissue of an established plant is
known as: asexual reproduction
What is the major disadvanta
In animals, it is believed that the most common mode of speciation is:
If a local climate grows wetter and a river splits the habitat in two, a single
population of organisms can be split into two separate populations. These
populations will h
Natural selection acts without the input of humans; artificial selection
requires human input.
only via natural selection, genetic drift, mig
Which of the following is true of ALL animals? They are capable of movement at
some stage of their life cycle.
Which of the following is NOT an important feature in distinguishing animals
from each other? method of locomotion (movement)
All groups of anim
An ecosystem consists of _ in a given area. all the living
organisms and all the abiotic factors that influence living organisms
Which of the following is NOT included in the definition of a niche? the specific
geographical location where an organism live
Wednesday, September 26, 2007 Chapter 1: Biology Exploring Life
What is Biology?
Biology is the study of life A Pelican Story A single organism (pelican) and are able to observe adaptation Nosedive= stun the fish in order to actually eat the fish T