Thhs Bio- Classification And Chemistry Quiz
Questions and Answers
- 1.
The system of taxonomy organizes organisms into levels or taxa. The order of the levels going from most general to most specific is
- A.
A. kingdom, phylum, class, order, genus, family, species
- B.
B. species, family, genus, order, phylum, class, kingom
- C.
C. species, kingdom, genus
- D.
D. kingdom, phylum, class, order, family, genus, species
Correct Answer
D. D. kingdom, phylum, class, order, family, genus, speciesExplanation
The system of taxonomy organizes organisms into levels or taxa. The order of the levels going from most general to most specific is kingdom, phylum, class, order, family, genus, species. This means that the correct answer is D.Rate this question:
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- 2.
In binomial nomenclature, an organisms' scientific name includes its
- A.
A. genus and species
- B.
B. species only
- C.
C. common name
- D.
D. phylum and order
Correct Answer
A. A. genus and speciesExplanation
In binomial nomenclature, an organism's scientific name includes its genus and species. This is because binomial nomenclature is a system of naming organisms using two Latinized names, the first being the genus and the second being the species. This system helps to provide a standardized and universal way of identifying and classifying organisms, allowing scientists from different regions and languages to communicate effectively about specific species. By including both the genus and species in the scientific name, it provides a more precise and specific identification of the organism.Rate this question:
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- 3.
Check all the answers that apply. Felis domestica and Felis concolor belong to the same
- A.
Genus
- B.
Species
- C.
Family
- D.
Class
- E.
Sub-species
Correct Answer(s)
A. Genus
C. Family
D. ClassExplanation
Felis domestica and Felis concolor belong to the same genus, family, and class. The genus is a taxonomic rank that groups closely related species together. Both Felis domestica (domestic cat) and Felis concolor (mountain lion) belong to the genus Felis. They also belong to the same family, Felidae, which includes all species of cats. Additionally, they are both classified in the class Mammalia, which includes all mammals. However, they are not of the same species or sub-species, as they are distinct species within the genus Felis.Rate this question:
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- 4.
Carolus Linnaeus developed a system called binomial nomenclature in 1758.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Carolus Linnaeus did indeed develop a system called binomial nomenclature in 1758. This system is still widely used in the field of biology today. Binomial nomenclature is a naming system in which each species is given a unique two-part scientific name, consisting of the genus name and the species name. Linnaeus's work in developing this system was a major contribution to the field of taxonomy and has helped scientists classify and organize the vast diversity of living organisms.Rate this question:
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- 5.
A species is defined by its members' common physical characteristics.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
False. A species is not solely defined by its members' common physical characteristics. While physical characteristics may be one factor used to classify and define a species, other factors such as genetic similarity, reproductive compatibility, and ecological niche also play a role. These additional factors help to determine the distinctiveness and evolutionary relationship of a species.Rate this question:
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- 6.
Plants A and B are classified as members of the same species. Plants C and D are classified in the same genus as A and B, but not the same species as A and B. According to this information, which statement is correct?
- A.
A. Plant A has many characteristics in common with B.
- B.
B. Plant C cannot be the same species as plant D.
- C.
C. Plants A and B belong to a different kingdom than plants C and D.
- D.
D. Plants A, B, C, and D must all belong to different phyla.
Correct Answer
A. A. Plant A has many characteristics in common with B.Explanation
Based on the information given, plants A and B are classified as members of the same species. This implies that they share many characteristics in common, as species are defined by their shared characteristics. Therefore, the correct statement is A. Plant A has many characteristics in common with B.Rate this question:
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- 7.
In which group do all the organisms belong to the same kingdom?
- A.
A. yeast, mushroom, maple tree
- B.
B. paramecium, ameba, spirogyra (green algae)
- C.
C. salmonella, ameba, spirogyra (green algae)
- D.
D. bacteria, moss, geranium
Correct Answer
B. B. paramecium, ameba, spirogyra (green algae)Explanation
All the organisms in group B (paramecium, ameba, spirogyra) belong to the same kingdom, which is the Protista kingdom. Protists are eukaryotic microorganisms that are not plants, animals, or fungi. They are typically single-celled organisms that can be found in aquatic environments. Both paramecium and ameba are examples of protozoans, while spirogyra is a type of green algae.Rate this question:
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- 8.
The photograph below shows the skeleton of an organism. This organism is classified as a member of which phylum?
- A.
A. Annelids
- B.
B. Chordates
- C.
C. Coelenterates
- D.
D. Bryophytes
Correct Answer
B. B. ChordatesExplanation
The photograph shows the skeleton of an organism, which suggests that it is a member of the phylum Chordates. Chordates are characterized by having a notochord, a flexible rod-like structure that provides support, and a dorsal nerve cord. This phylum includes vertebrates such as mammals, birds, reptiles, amphibians, and fish, as well as some invertebrates like tunicates and lancelets. The presence of a skeleton in the photograph indicates that the organism belongs to the phylum Chordates.Rate this question:
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- 9.
A new organism that has been discovered that can produce its own food. Other members of the same species have also been discovered that obtain food from another source. based on this information, it should be placed in the kingdom
- A.
Animalia
- B.
Protista
- C.
Plantae
- D.
Mammalia
Correct Answer
B. ProtistaExplanation
Based on the information provided, the new organism can produce its own food, indicating that it is capable of photosynthesis. This suggests that the organism is most likely a type of algae or a single-celled organism like a protist. Therefore, it should be placed in the kingdom Protista.Rate this question:
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- 10.
2 organisms can be considered to be different species if they
- A.
Cannot make with each other and produce fertile offspring
- B.
Live in 2 different geographical areas
- C.
Mutate at different rates depending on their environment
- D.
Have genes drawn from the same gene pool
Correct Answer
A. Cannot make with each other and produce fertile offspringExplanation
Two organisms can be considered to be different species if they cannot mate with each other and produce fertile offspring. This is because the ability to produce viable and fertile offspring is a key factor in defining a species. If two organisms cannot successfully reproduce and their offspring are not fertile, it indicates that they have evolved to the point where they are reproductively isolated, leading to the formation of separate species.Rate this question:
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- 11.
A species of bird known as Bird of Paradise has been observed in the jungles of New Guinea. The males shake their bodies and sometimes hang upside down to show off their bright colors and long feathers to attract females. Females usually mate with the “flashiest” males. These observations can be used to support the concept that
- A.
Unusual courtship behaviors lead to extinction
- B.
Some organisms are better adapted for asexual reproduction
- C.
Homeostasis in an organism is influenced by physical characteristics
- D.
Behaviors that lead to reproductive success have evolved
Correct Answer
D. Behaviors that lead to reproductive success have evolvedExplanation
The observation of male Birds of Paradise using unique and elaborate courtship behaviors, such as shaking their bodies and hanging upside down, to attract females suggests that behaviors that lead to reproductive success have evolved. This is because the males with the most elaborate and attention-grabbing displays are more likely to attract mates and pass on their genes to the next generation. Over time, this can lead to the evolution of specific behaviors that increase reproductive success in a species.Rate this question:
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- 12.
Which statement concerning the evolution of species A, B, C, D, and E is supported by the diagram below?
- A.
Species B and C can be found in today’s environments.
- B.
Species A and D evolved from E.
- C.
Species A and C can still interbreed.
- D.
Species A, B, and E all evolved from a common ancestor and all are successful today.
Correct Answer
A. Species B and C can be found in today’s environments.Explanation
The diagram supports the statement that species B and C can be found in today's environments. This is because the diagram shows the presence of species B and C in the present time, indicating that they have survived and are still present in modern environments.Rate this question:
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- 13.
Eating sodium can damage the digestive system severely.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Excessive consumption of sodium can indeed cause damage to the digestive system. High sodium intake can lead to increased water retention, which can result in bloating, constipation, and discomfort. It can also irritate the lining of the stomach and intestines, potentially leading to ulcers or inflammation. Additionally, a high-sodium diet is often associated with an increased risk of developing conditions such as gastritis, gastroesophageal reflux disease (GERD), and stomach cancer. Therefore, it is important to limit sodium intake to maintain a healthy digestive system.Rate this question:
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- 14.
Carbon, the sixth most abundant element in the universe, has been known since ancient times. Carbon is most commonly obtained from coal deposits, although it usually must be processed into a form suitable for commercial use. It is commonly identified using atmonic _________ 6 which means it contains 6 __________ in it's ___________.
- A.
Number, electrons, shells
- B.
Protons, neutrons, nucleus
- C.
Mass, protons, nucleus
- D.
Number, protons, nucleus
Correct Answer
D. Number, protons, nucleusExplanation
Carbon is commonly identified using atomic number 6, which means it contains 6 protons in its nucleus.Rate this question:
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- 15.
Check all that are TRUE:
- A.
Each hydrogen is sharing 1 electron with oxygen.
- B.
Each hydrogen is giving 1 electron to oxygen.
- C.
There are no ions formed during the formation of water.
- D.
Water molecules contain only covalent bonds.
Correct Answer(s)
A. Each hydrogen is sharing 1 electron with oxygen.
C. There are no ions formed during the formation of water.
D. Water molecules contain only covalent bonds.Explanation
Each hydrogen atom in a water molecule shares one electron with the oxygen atom, forming a covalent bond. There are no ions formed during the formation of water, meaning that the water molecule is electrically neutral. Therefore, all the statements are true.Rate this question:
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- 16.
Isotopes of different elements have the same number of
- A.
Protons and electrons
- B.
Neutrons and protons
- C.
Protons, only
- D.
Electrons, only
Correct Answer
A. Protons and electronsExplanation
Isotopes of different elements have the same number of protons and electrons. This is because isotopes are atoms of the same element that have different numbers of neutrons in their nucleus, but the same number of protons and electrons. The number of protons determines the element's identity, while the number of electrons balances the positive charge of the protons. Therefore, isotopes have the same number of protons and electrons to maintain a neutral charge.Rate this question:
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- 17.
Why is neon considered a stable element?
- A.
It has a full outer shell.
- B.
It has no valence electrons.
- C.
It has the same number of protons and electrons.
- D.
It is the newest style.
Correct Answer
A. It has a full outer shell.Explanation
Neon is considered a stable element because it has a full outer shell. This means that its outermost energy level is completely filled with electrons, making it unlikely to gain or lose electrons in chemical reactions. Having a full outer shell provides stability to the atom, as it satisfies the octet rule. This rule states that atoms tend to gain, lose, or share electrons in order to achieve a full outer shell, similar to the noble gases. Neon, being a noble gas, already has a full outer shell, making it stable and unreactive.Rate this question:
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- 18.
You would not be worried if this happened at the breakfast table because
- A.
Sodium chloride does not react violently with water.
- B.
The formation of ionic bonds makes this compound edible.
- C.
Covalent bonds gives the compound different properties than its constituent elements.
- D.
Chlorine gas will evaporate from the salt crystals.
Correct Answer
A. Sodium chloride does not react violently with water.Explanation
The correct answer is "sodium chloride does not react violently with water." This is because sodium chloride, commonly known as table salt, is a stable compound that does not undergo a violent reaction when in contact with water. Unlike some other compounds, such as sodium metal, sodium chloride does not produce explosive or flammable reactions when exposed to water. Instead, it dissolves in water to form a solution without any significant release of energy or gas. Therefore, if this happened at the breakfast table, there would be no cause for concern or worry.Rate this question:
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- 19.
Electrons and protons have opposite charges and attract.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Electrons and protons have opposite charges, with electrons having a negative charge and protons having a positive charge. According to the fundamental principles of electromagnetism, opposite charges attract each other. Therefore, electrons and protons attract each other due to their opposite charges. This is a basic concept in physics that is widely accepted and supported by experimental evidence.Rate this question:
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Mar 20, 2023Quiz Edited by
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Oct 16, 2010Quiz Created by
Soberlander21
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