SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
CLEP Biology: Principles Of Evolution
Start Test
Study First
Subjects
:
clep
,
science
,
biology
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Homology was defined by Darwin as similarity of structure and position - and distinguished from 'analogy -' which was defined as similarity of _____________ but not necessarily of structure and position.
Phylogenetic
Function
Evolution
Cold
2. ____________ reproduction - whether reproduction proceeds with lesser or greater success - is central to the process of natural selection; it determines whether a given mutation becomes established in the general population.
Somatic
Intraspecific
Change
Differential
3. The ____________ mammals occupy Australia - and differ from placental mammals because they bear their young inside a pouch (instead of a placenta).
Balanced
Macroscopic.
Marsupial. All the marsupials in present day Australia would have evolved from one common ancestor. Kangaroos
Adaptive radiation
4. Almost all _________ organisms are either plants or animals.
Chordata
Dinosaurs
Natural selection
Macroscopic.
5. A ___________ can be defined as one or more populations of interbreeding organisms that are reproductively isolated in nature from all other organisms.
Environment
Species
Biodiversity
Genus
6. Most anthropologists agree that the ______ _______ was populated by a series of three migrations over the temporary land connection between Asia and North America.
Species
Change
New World
Cold
7. At some time in their life cycle - chordates have a pair of lateral gill slits or pouches used to obtain __________ in a liquid environment.
Monera
Oxygen
Protista
Polymorphism
8. Organisms struggle for existence. Organisms with advantageous characters survive - while those which lack such variations perish. The advantageous characters are passed on to the offsprings generation after generation and the organisms become better
Embryos
Natural selection
Founder.
Fossils. A study of the fossil record helps to build a historical sequence of biological evolution of complex organisms from simple ancestors.
9. Insect ____________ is also an example of convergent evolution - as for example when an edible (palatable) butterfly develops a color pattern similar to a relatively unrelated inedible (unpalatable) butterfly - and by so doing escapes being eaten.
Mimicry
Analogy
Elongation
Change
10. At the molecular level - life's ability to reproduce begins with the replication of ____________ - during which two new spirals are created that are exact replicas of the original molecule.
Allopatric
DNA
Mammals.
Chance
11. Animals and plants show variations in physical structure. Some of these variations are simply caused by external conditions (environmental) - such as accidents - temperature - food abundance - etc.. ___________ variations have no effect on evolution
Fossils. A study of the fossil record helps to build a historical sequence of biological evolution of complex organisms from simple ancestors.
Beneficial
Sexually
Somatic
12. Such a dual level designation is referred to as a _________ nomenclature.
Binomial
Finches
Founder.
Evolved
13. As populations diverge - they form similar but related species. When are two populations new species? When populations no longer _____________ they are thought to be separate species.
Interspecific
Function
Natural selection
Interbreed
14. A Hardy-Weinberg equilibrium provides a ___________ by which to judge whether evolution has occurred.
Differential
Microevolution
Adaptive radiation
Baseline
15. _____________ can occur randomly - from radiation damage (impact with high energy g-rays or cosmic rays) - from exposure to chemical agents called mutagens - or simply by error in the DNA replication process.
Sickle Cell
Mutations
Code
Phylum
16. A comparative study of physiology and biochemistry also supports the common origin for different organisms. The _____________ of all organisms cells is more or less same in composition.
Fungi
Increase
Triassic
Protoplasm
17. ____________ organs are formed on the same basic plan though they may be modified variously to perform different functions. They must have a common ancestral structure which gave rise to different modifications.
Homologous
Microevolution
Fire
Hardy-Weinberg
18. Scientific classification sorts living organisms by _________ levels of classification - kingdom; phylum; class; order; family; genus; and species.
Seven
Out-of-Africa
Kingdom
Bipedal
19. __________ are the remains of organisms that lived in the past.
Change
Biodiversity
Fossils. A study of the fossil record helps to build a historical sequence of biological evolution of complex organisms from simple ancestors.
Microevolution
20. ___________ is a specific explanation of similarity of form seen in the biological world. In genetics - it is used in reference to protein or DNA sequences - meaning that the given sequences share ancestry.
Genetic
Homology
Interbreed
Environment
21. There are certain animals with intermediate characters between two major groups of animals. They are called ___________ _____.
Analogy
Sympatric
Connecting links
Microevolution
22. In a genetic drift the entire population may become homozygous for the allele or - equally likely - the allele may disappear. Before either of these fates occurs - the allele represents a Polymorphism. This is a case of polymorphism through...
Genetic drift
Natural selection
New World
Neanderthals
23. About 2 million years ago - two groups developed: the australopithecines - generally smaller brained and not users of tools; and the line that led to genus _________ - larger brained and makers and users of tools.
Homo
Protoplasm
Chance
Biodiversity
24. Charles Darwin published a book The Origin of Species in the year 1859. He proposed that the new species came about by a process called ___________ __________.
Environmental
Protista
Natural selection
Mutations
25. The mutation may be harmful (resulting in a reduced probability of survival for the organism involved) - ____________ (it might also do its intended job better) or merely neutral (no effect at all).
Natural selection
Environment
Sickle Cell
Beneficial
26. _____________ struggle takes place between the individuals of the same species.
Intraspecific
Mimicry
Punctuated
Binomial
27. Linnaeus placed all monkeys and apes along with humans into the order _________
Chance
Primates
Bipedal
Mutations
28. Except for the tail fins - whales greatly resemble fish in outline - but are instead descended from four-legged land ___________.
Homologous
Protista
Beneficial
Mammals.
29. An important step toward the modern theory of evolution came in the 1760's - when Count George-Louis Leclerc de Buffon (1707-1788) published his Natural History of Animals with the idea that species __________ over time.
Comparative anatomy.
Change
Evolved
Sexually
30. Differential reproduction allows one species to gradually evolve into a new species. This is the process of ____________.
Evolution
Struggle
Mass
Homologous
31. _____________ is the end of a particular evolutionary line - the end of a species - a family - or a larger group of organisms.
Elongation
Neanderthals
Dinosaurs
Extinction
32. In species which reproduce _____________ - extinction of a species is generally inevitable when there is only one individual of that species left - or only individuals of a single sex.
Sexually
Fossil
Evolution
Hardy-Weinberg
33. Homo erectus was the first hominid to use ___________ - and have social structures for food gathering.
Embryos
New World
DNA
Fire
34. Humans who have produced offspring that successfully live in a ________ environment tend to be broader and smaller in stature while hotter environments are occupied by thinner taller humans.
Hardy-Weinberg
Connecting links
Cold
Chordata
35. Prior to the scientific discoveries of the past 200 years - _____________ from the Book Of Genesis described how living things came into being.
Change
Creationism
Homology
Somatic
36. Heritable variations are called _____________ variations. Such variations arising from changes in DNA are passed on within families and to the offspring from the parents.
Mollusca
Genetic
Phylum
New World
37. Jean Baptiste de Lamarck (1744-1829) developed one of the first theories on how species changed. Lamarck - in 1809 - concluded that organisms of higher complexity had __________ from preexisting - less complex organisms.
Evolved
Protoplasm
Allopatric
Primates
38. _____________ is the accumulation of small changes in a gene pool over a relatively short period.
Balanced
Mammals.
Binomial
Microevolution
39. The __________ kingdom consists of one-celled organisms as well - but differs from the Monera kingdom in that it consists of eukaryotes.
Protista
New World
Primates
Chance
40. As the finch population began to flourish in these advantageous conditions - ______________ competition became a factor - and resources on the islands were squeezed and could not sustain the population of the finches for long.
Intraspecific
Founder.
Mimicry
DNA
41. There are at least ___________ of animals. Humans are members of the phylum Chordata.
33 phyla
Phylum
Genetic drift
Natural selection
42. _______________ is that branch of biology dealing with the identification and naming of organisms.
Phylum
Homo erectus
Taxonomy
DNA
43. The only kingdom which consists of prokaryotes is the __________ kingdom.
Monera
Increase
Comparative anatomy.
New World
44. When Charles Darwin was in the Galapagos islands - one of the first things he noticed is the variety of ___________ that existed on each of the islands.
Species
Finches
DNA
Homology
45. The Neolithic transition - about 10 -000 years ago - involved the change from __________-__________ societies to agricultural ones based on cultivation of plants and domesticated animals.
Evolution
Hunter-gatherer
Phylum
Dinosaurs
46. ___________ speciation happens when members of a population develop some genetic difference that prevents them from reproducing with the parent type.
DNA
Change
Marsupial. All the marsupials in present day Australia would have evolved from one common ancestor. Kangaroos
Sympatric
47. A ____________ tree is a graphical means to depict the evolutionary relationships of a group of organisms.
Species
Interbreed
Seven
Phylogenetic
48. Mammals developed from primitive mammal-like reptiles during the __________ Period - some 200-245 million years ago.
Allopatric
Polymorphism
Triassic
Mammals.
49. The ______-____-______ Hypothesis proposes that some Homo erectus remained in Africa and continued to evolve into Homo sapiens - and left Africa about 100 -000-200 -000 years ago. From a single source - Homo sapiens replaced all populations of Homo e
Chordata
Mutations
Out-of-Africa
Environmental
50. In the 1680s Ariaantje and Gerrit Jansz emigrated from Holland to South Africa - one of them bringing along an allele for the mild metabolic disease porphyria. Today more than 30000 South Africans carry this allele and - in every case examined - can
Polymorphism
Out-of-Africa
Founder.
Homologous
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests