,Biological Science, Canadian Edition., 7e (Freeman et al.)
x x x x x x x x
Chapter 1 Biology and the Tree of Life
x xx x x x x x
1) The pattern component of the cell theory claims that all organisms consist of cells.
x x x x x x x x x x x x x
A) true
B) false An x
swer: A x
Reference: Section 1.1 Bloom' x x x
s Level: Remembering
x x
LOs: Chp1-2. Describe the two components of the cell theory.
x x x x x x x x x
2) How does a scientific theory differ from a scientific hypothesis?
x x x x x x x x x
A) There is no difference—the terms are interchangeable.
x x x x x x
B) A theory is an explanation for a very general phenomenon or observation; hypotheses treatm
x x x x x x x x x x x x x x
ore specific observations.
x x
C) A hypothesis is an explanation for a very general phenomenon; theories treat more specificiss
x x x x x x x x x x x x x x
ues.
D) Theories define scientific laws; hypotheses are used to set up experiments.A
x x x x x x x x x x x
nswer: B x
Reference: Section 1.1 x x
Bloom's Level: Comprehension x x
LOs: Chp1-2. Describe the two components of the cell theory.
x x x x x x x x x
3) Algae in the genus Caulerpa typically grow to a length of over half a meter and have structures si
x x x x x x x x x x x x x x x x x x
milar to stems, leaves, and roots. Reproduction occurs when adults produce sperm and eggs that fus
x x x x x x x x x x x x x x x
e to form offspring. Each adult Caulerpa, however, consists of just a single cell.Which of the follow
x x x x x x x x x x x x x x x x x
ing statements is true?
x x x
A) Caulerpa violate the pattern component of the cell theory—that all organisms consist of cells.
x x x x x x x x x x x x x
B) Caulerpa violate the process component of the cell theory—x x x x x x x x
that all cells come frompreexisting cells.
x x x x x x
C) Caulerpa violate both the pattern and process components of the cell theory.
x x x x x x x x x x x
D) The existence of Caulerpa is consistent with the cell theory.A
x x x x x x x x x x
nswer: D x
Reference: Section 1.1 x x
Bloom's Level: Comprehension x x
LOs: Chp1-2. Describe the two components of the cell theory.
x x x x x x x x x
4) Which statement about spontaneous generation is FALSE?
x x x x x x
,A) Pasteur demonstrated that it does not occur under normal laboratory conditions.
x x x x x x x x x x
B) It apparently occurred at least once–when life on Earth began.
x x x x x x x x x
C) It occurs every time a new species evolves from a preexisting species.
x x x x x x x x x x x
D) It addresses the formation of living cells from previously nonliving material.
x x x x x x x x x x
, Answer: C Reference:
xxx x
Section 1.1
x x
Bloom's Level: Remembering
x x
LOs: Chp1-2. Describe the two components of the cell theory.
x x x x x x x x x
x x x x x x x x
Chapter 1 Biology and the Tree of Life
x xx x x x x x
1) The pattern component of the cell theory claims that all organisms consist of cells.
x x x x x x x x x x x x x
A) true
B) false An x
swer: A x
Reference: Section 1.1 Bloom' x x x
s Level: Remembering
x x
LOs: Chp1-2. Describe the two components of the cell theory.
x x x x x x x x x
2) How does a scientific theory differ from a scientific hypothesis?
x x x x x x x x x
A) There is no difference—the terms are interchangeable.
x x x x x x
B) A theory is an explanation for a very general phenomenon or observation; hypotheses treatm
x x x x x x x x x x x x x x
ore specific observations.
x x
C) A hypothesis is an explanation for a very general phenomenon; theories treat more specificiss
x x x x x x x x x x x x x x
ues.
D) Theories define scientific laws; hypotheses are used to set up experiments.A
x x x x x x x x x x x
nswer: B x
Reference: Section 1.1 x x
Bloom's Level: Comprehension x x
LOs: Chp1-2. Describe the two components of the cell theory.
x x x x x x x x x
3) Algae in the genus Caulerpa typically grow to a length of over half a meter and have structures si
x x x x x x x x x x x x x x x x x x
milar to stems, leaves, and roots. Reproduction occurs when adults produce sperm and eggs that fus
x x x x x x x x x x x x x x x
e to form offspring. Each adult Caulerpa, however, consists of just a single cell.Which of the follow
x x x x x x x x x x x x x x x x x
ing statements is true?
x x x
A) Caulerpa violate the pattern component of the cell theory—that all organisms consist of cells.
x x x x x x x x x x x x x
B) Caulerpa violate the process component of the cell theory—x x x x x x x x
that all cells come frompreexisting cells.
x x x x x x
C) Caulerpa violate both the pattern and process components of the cell theory.
x x x x x x x x x x x
D) The existence of Caulerpa is consistent with the cell theory.A
x x x x x x x x x x
nswer: D x
Reference: Section 1.1 x x
Bloom's Level: Comprehension x x
LOs: Chp1-2. Describe the two components of the cell theory.
x x x x x x x x x
4) Which statement about spontaneous generation is FALSE?
x x x x x x
,A) Pasteur demonstrated that it does not occur under normal laboratory conditions.
x x x x x x x x x x
B) It apparently occurred at least once–when life on Earth began.
x x x x x x x x x
C) It occurs every time a new species evolves from a preexisting species.
x x x x x x x x x x x
D) It addresses the formation of living cells from previously nonliving material.
x x x x x x x x x x
, Answer: C Reference:
xxx x
Section 1.1
x x
Bloom's Level: Remembering
x x
LOs: Chp1-2. Describe the two components of the cell theory.
x x x x x x x x x
