chapter 1 Flashcards


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1

which of the following properties or processes do we associate with living things?
a)evolutionary adaptations
b)responding to the environments
c)energy processing
d)growth and reproduction
e)all of the above

E) All of the above

2

Which of the following is not a theme that unifies biology?
a)interaction with the environment
b)emergent properties
c)evolution
d)reductionism
e)structure and function

D)reductionism

3

which of the following sequences represents the hierarchy of biological organization from the least to the most complex level?
a) organelle, tissue, biosphere, ecosystem, population, organism
b) cell, community, biosphere, molecule, tissue, organ
c)organism, community, biosphere, molecule, tissue, organ
d)ecosystem, cell, population, tissue, organism, organ system
e) molecule, cell, organ system, population, ecosystem, biosphere

E) molecule, cell, organ system, population, ecosystem,biosphere

4

A localized group of organisms that belong to the
same species is called a:
A)biosystem.
B) community.
C) population.
D) ecosystem.
E) family.

c)population

5

Which of the following is a false statement regarding DNA?
A) Each chromosome has one very long DNA molecule with hundreds of thousands of genes.
B) Every cell is enclosed by a membrane.
C) Every cell uses DNA as its genetic information.
D) All forms of life are composed of cells
that have a membrane- enclosed nucleus.
E) DNA is the unit of inheritance that is transmitted from parent to offspring.

D)) All forms of life are composed of cells that have a membrane - enclosed nucleus.

6

In terms of the hierarchical organization of life, a bacterium is at the __________ level of organization, whereas a human is at the __________
level of organization.
A) single - celled organism; multicellular
organism
B) single organelle; organism
C) organelle; organ system
D) single tissue; multicellular organism
E) tissue; organism

A) single-celled organism; multicellular organism

7

Which of these is a correct representation
of the hierarchy of biological
organization from least
to most complex?
A) organelle of a stomach cell, digestive system, large intestine, small intestine, intestinal tissue, organism
B) organelle of an intestinal cell, digestive system, small intestine, large intestine, intestinal tissue, organism
C) molecule, intestinal cell organelle, intestinal cell, intestinal tissue, digestive system, organism
D) molecule, small intestine, large intestine, intestinal tissue, digestive system, organism
E) molecule, digestive system, digestive cell organelle, small intestine, large intestine, intestinal cell, organism

C) molecule, intestinal cell organelle, intestinal cell, intestinal tissue, digestive system, organism

8

Organisms interact with their environments, exchanging matter and energy. For example, plant
chloroplasts convert the energy of sunlight into
A) the energy of motion.
B) carbon dioxide and water.
C) the potential energy of chemical
bonds.
D) oxygen.
E) kinetic energy.

C) the potential energy of chemical bonds

9

The main source of energy for producers
in an ecosystem is
A) light energy.
B) kinetic energy.
C) thermal energy.
D) chemical energy.
E) ATP.

A) light energy

10

The dynamics of any ecosystem include the following major processes:
A) the flow of energy from sunlight to producers
B) the flow of energy from sunlight to producers
and then to consumers
C) the recycling of chemical nutrients
D) the flow of energy to producers and the
recycling of nutrients
E) the flow of energy from sunlight to producers and then to consumers, and the recycling of chemical nutrients.

E) the flow of energy from sunlight to producers and then to consumers, and the recycling of chemical nutrients.

11

For most ecosystems __________ is (are)
the ultimate source of energy, and energy
leaves the ecosystem in the form of __________.
A) sunlight; heat
B) heat; light
C) plants; animals
D) plants; heat
E) producers; consumers

A) sunlight; heat

12

The illustration above represents
A) a computer simulation of the structure of a eukaryotic cell.
B) a map of a network of protein interactions within a eukaryotic cell.
C) an inventory of all the genes in a fruit fly.
D) an X-ray diffraction image of the nucleus and cytoplasm of a eukaryotic cell.
E) a computer generated map of the interaction of genes and cytoplasm in a prokaryotic
cell.

B) a map of a network of protein interactions within a eukaryotic cell

13

The lowest level of biological organization
that can perform all the activities
required for life is the
A) organelle–for example, a chloroplast.
B) cell–for example, a skin cell.
C) tissue–for example, nervous tissue.
D) organ system–for example, the reproductive system.
E) organism–for example, an amoeba, dog, human,
or maple tree.

B) cell–for example, a skin cell.

14

Which of the following is a false statement
regarding deoxyribonucleic acid (DNA)?
A) Each deoxyribonucleic acid molecule is composed of two long chains of nucleotides arranged in a
double helix.
B) Genes are composed of deoxyribonucleic acid.
C) DNA is composed of chemical building blocks called nucleotides.
D) DNA is a code for the sequence of amino acids in a protein.
E) DNA is an enzyme that puts together amino acids to make a protein.

E) DNA is an enzyme that puts together amino acids to make a protein.

15

Which of the following types of cells utilize deoxyribonucleic acid (DNA) as their genetic arterial but do not have their DNA encased within a
nuclear envelope?
A) animal
B) plant
C) archaea
D) fungi
E) protists

C) archaea