examen 9

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Elver Orobio
Quiz by Elver Orobio, updated more than 1 year ago
Elver Orobio
Created by Elver Orobio over 4 years ago
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Resource summary

Question 1

Question
Biologists use a system of classification to organize information about the diversity of living things.
Answer
  • Aristotle’s System
  • Early Systems of Classification
  • Linnaeus’s System

Question 2

Question
Aristotle not classified organisms as either animals or plants.
Answer
  • True
  • False

Question 3

Question
Linnaeus’s System
Answer
  • classified organisms as either animals or plants.
  • was the first formal system of taxonomy

Question 4

Question
Binomial Nomenclature
Answer
  • The first part is the genus name, and the second part is the specific epithet, or specific name, that identifies the species.
  • The domain is the broadest of all the taxa and contains one or more kingdoms.
  • is the next higher taxon, consisting of similar, related genera.

Question 5

Question
Analogous characters are not those that have the same function but different underlying construction.
Answer
  • True
  • False

Question 6

Question
Homologous characters might perform different functions, but show an anatomical similarity inherited from a common ancestor.
Answer
  • True
  • False

Question 7

Question
The atomic number is the number of electrons
Answer
  • is equal to the mass of the nucleus (protons + neutrons)
  • is the number of electrons
  • Atomic mass – atomic number

Question 8

Question
atoms of the same elements with a different number of neutrons
Answer
  • Isotopes
  • neutrons
  • protons

Question 9

Question
all forms of energy exhibit both kinetic and potential work capacities
Answer
  • True
  • False

Question 10

Question
Molecules that contain atoms of Carbon, Hydrogen and usually Oxygen
Answer
  • synthesize
  • molecules
  • Organic compounds

Question 11

Question
Enzymes is
Answer
  • Healthy carbs are naturally occurring sugars
  • composed mainly of just the basic elements of other organic molecules
  • able to control this breakdown in order to harness the energy released
  • proteins that speed up or catalyze, specific chemical reactions

Question 12

Question
When two or more atoms combine chemically
Answer
  • convert the genetic info contained in DNA
  • molecules are formed
  • are like letters in a word, and genes are like complete “words” in a sentence

Question 13

Question
When two or more different atoms bond together to form a molecule, the molecule is called a compound
Answer
  • True
  • False

Question 14

Question
Chemical reaction is
Answer
  • compounds have properties different from those of the elements of which they are composed
  • when two or more atoms combine with or dissociate from each other
  • When two or more different atoms bond together

Question 15

Question
the domains in biology are
Answer
  • 5
  • 3
  • 7

Question 16

Question
A chemical bond formed when electrons are completely transferred from one atom to another is
Answer
  • ionic bond
  • cavalent bond
  • nonpolar
  • cation

Question 17

Question
Anions: positively charged ions that result from the addition of an electron
Answer
  • True
  • False

Question 18

Question
Cation: a positively charged ion that results from the loss of an electron
Answer
  • True
  • False

Question 19

Question
bonds resulting from a shared pair of electrons
Answer
  • ionic bond
  • covalent bond

Question 20

Question
the picture shows one of the three types of chemical reactions
Answer
  • Decomposition reactions
  • Synthesis reactions
  • Exchange reactions
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