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Research, Scientific Cooperation, Microscopes
Test Description: Expt. Design Review for SOL
Instructions: Answer all questions to get your test result.
1) The discovery that chromosomes are involved in inheritance was made possible by the invention of the —
A
microscope
B
microgram scale
C
computer
D
mercury thermometer
2) A biology class in Virginia conducted a survey of the plant species found on their school grounds. What resources would be most helpful to the class in identifying the plants and determining if they were introduced as exotic species?
A
Virginia newspapers and science journals
B
Biology textbooks and the encyclopedia
C
Virginia native plant checklists and plant identification keys
D
Fossil records and historical society publications
3) In 1953, using information collected by other scientists, an American biologist and an English physicist built a three- dimensional model of DNA. These discoveries best illustrate the importance of —
A
independent research
B
replication of results
C
collaborative efforts among scientists
D
recent improvements in the scientific method
4) A microscope has ocular lenses of 5x, 10x, and 20x and objective lenses of 10x, 40x, and 100x. What is the MINIMUM magnification of this microscope?
A
50x
B
400x
C
660x
D
10x
5) A student researching a new discovery about the activity of mitochondria could find the most current and reliable information in a —
A
popular news magazine
B
cell biology textbook
C
newspaper
D
scientific journal
6) As part of their training, biologists learn the history of developments in their field of interest. Which best explains the importance of this education?
A
It provides background information since most conclusions from before 1950 have been disproven.
B
It allows scientists to rule out models that have already been tested.
C
It narrows their field of research because most important discoveries in biology have already been made.
D
It gives biologists an understanding of their field so they can expand on earlier knowledge.
7) An important feature of modern classification systems is that they —
A
can predict the discovery of new species
B
group organisms that live in the same habitat
C
can incorporate new scientific discoveries
D
apply only to organisms that are alive today
8) An organism that causes infections in plants and animals, but cannot be seen with a light microscope similar to that used in a high school biology course, is most likely a —
A
virus
B
bacterium
C
fungus
D
protozoan
9) Which of the following methods would provide the most accurate information for students collecting data about local attitudes concerning the use of alternative fuels for automobiles?
A
Take an opinion poll of drivers
B
Track prices at nearby gas stations
C
Study newspaper articles
D
Listen to speeches given by politicians
10) Richard was observing black swallowtail butterflies in the field. Which one of these is an observation he made about a black swallowtail butterfly?
A
The black swallowtail is closely related to the spicebush swallowtail.
B
The black swallowtail belongs to the class Insecta.
C
The black swallowtail laid its eggs on a parsley plant.
D
The black swallowtail likes to fly more than anything else.
11) Henry’s project is on porcupine populations in Virginia. He would like to use the phone book to help him make contacts. His most reliable contacts would probably be found by looking in the phone book under —
A
newspapers
B
civil engineers
C
state agencies
D
travel agencies
12) Which of the following best explains why a student researching genetics should use the most recent textbooks available?
A
Research in Mendelian genetics began very recently.
B
Older textbooks are more difficult to understand.
C
No technologies from more than ten years ago are still in use.
D
New discoveries frequently add to older knowledge in genetics.
13) Which of these would be the best resource to research the symptoms and treatment of hypoglycemia?
A
Daily television news
B
New England Journal of Medicine
C
Journal of Zoology
D
Natural History Magazine
14) If a student needs to do research on heredity for a science project, which of these sources is the most reliable resource?
A
A professional journal
B
A weekly news magazine
C
A national newspaper
D
A newspaper tabloid
15) Which of the following scientific achievements best represents a collaborative effort among scientists?
A
Gregor Mendel’s study of pea plants enabled Thomas Morgan to become the first to locate a gene on a chromosome in Drosophila.
B
Robert Koch studied infectious diseases, and Louis Pasteur demonstrated that life only comes from life.
C
Francis Crick and James Watson worked together to design the double-helix model of DNA.
D
Anton van Leeuwenhoek invented the microscope in the 1600s, which was later used by others to study cells.
16) A student wants to view cells under the compound microscope at a total magnification of 400X. If the eyepiece is 10X, which of the following objective lenses should be used?
A
100x
B
10x
C
4x
D
40x
17) Why do you put a coverslip on a slide at an angle?
A
reduces the possibility of air bubbles on the slide
B
prevents the escape of microorganisms found in the water
C
prevents the coverslip from moving
D
allows microorganisms to move freely in the water
18) Early classification systems consisted of two kingdoms; Plantae and Animalia. What scientific development allowed taxonomists to establish the Monera and Protista kingdoms?
A
Invention of the electron microscope
B
Creation of electrophoresis
C
Discovery of DNA
D
Development of Koch’s postulates
19) Which of the following came first in the scientific study of living things?
A
Electron microscope
B
Cell theory
C
Light microscope
D
Model of DNA
*select an answer for all questions
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