Chaper 1 Flashcards
Which of the following is not a criterion for life?
a) Self-sufficiency
b) Organization
c) Homeostasis
d) Growth and Development
e) Metabolism
a) Self-sufficiency
The lowest level of structure capable of performing all the activities of life is a(n)
cell
Define Biosphere
The zone of life on planet earth; the sums of all ecosystems
Define Ecosystem
A community of living organisms and the non-living parts of their environment (energy,solar,air)
Define community
The interacting, living populations that live in the same area
Define population
A group of organisms of the same species, living in the same area
Define Organism
A distinct living thing
Define Organ system
groups of organs that work together
Define organ
A group of tissues joined as a unit to perform a function
Define tissue
A group of specialized cells that perform a similar function
Define cell
The basic unit of life
Define organelle
A specialized part within a cell
Define Molecule
A group of atoms that are chemically bonded together
Define Atom
The building blocks of all matter
Which statement is true concerning the “properties of life”
A) None of these statements are true
B) All living things share all of the properties, but some non-living things have at least some of them
C) All living things have at least one of the properties, but no living thing has all of them
D) There are no properties that are shared by all living things
E) Exhibiting just one of the properties is sufficient to identify something as living.
B, All living things share all of the properties, but some non-living things have at least some of them