Introduction to Biology Quiz 2

%CODE1%

Name: 

Introduction to Biology

 

 

True/False
Indicate whether the sentence or statement is true or false.
1.
Only multicellular organisms use energy for growth and maintenance.
2.
Scientific investigations always follow a series of rigidly defined steps.
3.
Communicating scientific information may result in the development of new hypotheses.
4.
All living things are composed of cells.
5.
In a carefully planned experiment, the variable being studied is omitted from the experimental group.
6.
Scientific understanding is based on observations.
7.
Reproduction is essential for the survival of individual organisms.
8.
The processes of observing, measuring, and organizing data generally lead to the formulation of questions.
9.
Observing is the use of one or more of the senses to perceive objects or events.
10.
The study of biology can help you better understand human reproduction.
11.
Almost all organisms ultimately get their energy for survival from the sun.
12.
A scientist who performs an experiment has no idea what the outcome of the experiment is going to be.
13.
Units of time are not measured in metric units, so time measurements are not accepted for use with SI units.
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
14.
The step in a scientific method that is most likely to take the form of an IF_THEN statement is called:
a.
prediciton
c.
experimenting
b.
inference
d.
modeling
15.
The number of frogs in a pond increases each year due to:
a.
homeostasis
c.
organization
b.
reproduction
d.
the food chain
16.
When an experiment gives an important result, these results should not be
a.
published.
c.
replicated.
b.
withheld.
d.
confirmed.
17.
When a hypothesis is tested and confirmed often enough that it is unlikely to be disproved the hypothesis may become a
a.
theory.
c.
replication.
b.
prediction.
d.
scientific method.
18.
Generally, the order in which a scientist uses the scientific method is
a.
observations, predictions, hypothesis, verifying prediction,theory, verification.
b.
observations, hypothesis, making predictions, verifying predictions, performing control
experiments,theory.
c.
predictions, observations, hypothesis, theory, controlled testing,verification.
d.
observations, hypothesis, predictions, verification, theory.
19.
Generally the first process a scientist uses to obtain knowledge about nature is:
a.
collecting
c.
predicting
b.
observing
d.
measuring
20.
Which of the following steps in scientific method is most likely to directly follow
hypothesizing?
a.
communicating
c.
experimenting
b.
inferring
d.
predicting
21.
The part of the scientific method in which journal articles are prepared is called:
a.
communicating
c.
organizing
b.
observing
d.
classifying
22.
A control
a.
is when a lead scientist controls a group of scientists conducting an experiment.
b.
is always registered with the Food and Drug Administration (FDA).
c.
is the part of an experiment in which a key factor is not allowed to change.
d.
provides the answer to a problem posed by a theory.
23.
Biology is the study of
a.
minerals.
c.
the weather
b.
life.
d.
energy.
24.
Which of the following shows the most complex level of organization?
a.
red blood cells
c.
nerve
b.
stomach
d.
muscle
25.
In the scientific method, the step that follows observing and stating a  problem is
a.
recording data.
c.
forming a hypothesis.
b.
analyzing data.
d.
testing a hypothesis.
26.
The splitting in two of a bacterium is called:
a.
inheritance
c.
development
b.
sexual reproduction
d.
asexual reproduction
27.
Plants and algae use energy that comes from
a.
the sun.
b.
the movement of the Earth.
c.
the moon.
d.
heat created deep within the interior of the Earth.
28.
The first living organism on earth was probably a:
a.
single cell
c.
dinosaur
b.
fish
d.
plant
29.
In the scientific method, a possible explanation is called:
a.
hypothesis
c.
an observation
b.
an inference
d.
an analysis
30.
Cell membranes
a.
are only found on a small number of cells.
c.
are made of DNA
b.
contain genes.
d.
are thin coverings that surround cells.
31.
The combining of genetic information from two individuals to produce offspring is called:
a.
inheritance
c.
sexual reproduction
b.
development
d.
asexual reproduction
32.
All organisms possess DNA. DNA
a.
creates energy for the cells.
b.
allows sensitivity to environmental stimuli.
c.
contains information for growth and development.
d.
captures energy from the sun.
33.
Instructions for development that are passed from parents to offspring are known as
a.
a species plan.
c.
genes.
b.
organ codes.
d.
natural selections.
34.
Which of the following is not necessarily a distinct property of living things?
a.
homeostasis
c.
complexity
b.
metabolism
d.
reproduction
35.
Living things
a.
need energy for life processes.
c.
are composed of cells.
b.
have the ability to reproduce.
d.
All of the above
36.
All living things maintain a balance within their cells and the environment through the process of
a.
growth.
c.
homeostasis.
b.
development.
d.
evolution.
37.
Which of the following is not a partial explanation for our lack of understanding of many of the living things on Earth?
a.
Many organisms are microscopic in size and therefore difficult to observe.
b.
Many organisms are so different from other organisms that it is difficult to understand them.
c.
Many organisms live in areas of the world that are difficult to explore.
d.
Tropical rain forests contain many species, and it is difficult to find all of them in these dense forests.
38.
Which example of scientific methodology is incorrect?
a.
Observation—A number of people in Zaire dying of a disease outbreak
b.
Measurement—A record of the number of people with symptoms of the disease and the number of people who had died from the disease
c.
Analysis of data—Comparison of the effects of mixing monkey cells with virus-containing blood in test tubes and the effects of mixing of liquid from these test tubes with fresh monkey cells
d.
Inference making—Identification of the Ebola virus as the cause of the disease by taking electron micrographs of substances found in the blood of persons affected with the disease
39.
The word theory used in a scientific sense means
a.
that of which the scientist is most certain.
b.
a guess made with very little knowledge to support it.
c.
an absolute scientific certainty.
d.
None of the above
40.
A light microscope that has an objective lens of 10´ and an ocular lens of 20´ has a magnification of
a.
30´.
c.
300´.
b.
200´.
d.
2000´.

 

Check Your Work     Reset