Quiz
BIO UNIT 1 STUDY TEST
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Questions in this quiz (46)
1What kind of bonds do water molecules form?
- Ahydrogen bonds
- Bcovalent bonds
- Cionic bonds
2Chemical reactions do not create or destroy matter; they REARRANGE it.
- ATrue
- BFalse
3What is cohesion?
- Atendency of molecules of the same kind to stick together
- Bclinging of one substance to another
4What is adhesion?
- Atendency of molecules of the same kind to stick together
- Bclinging of one substance to another
5Because of waters hydrogen bonds, water has...
- Ahas a stronger resistance to temperature change
- Bcohesion
- Cadhesion
- Deasier to heat up
- Eslower to evaporate
6What is a solvent?
- Athe dissolving agent?
- Bthe substance that is dissolved?
7What is the solute?
- Athe dissolving agent?
- Bsubstance that is dissolved?
8What are the most common elements in the body?
- ASulfur
- BHydrogen
- CCalcium
- DLead
- EPhosphorus
- FOxygen
- GMagnesium
- HNitrogen
- ICarbon
- JSilicon
9Bonds within a molecule are called?
- Aintramolecular bonds
- Bintermolecular bonds
10Bonds between molecules are called?
- Aintermolecular bonds
- Bintramolecular bonds
11What are ionic bonds?
- Athe sharing of electrons
- Belectron exchange
12What are covalent bonds?
- Ashare electrons
- Belectron exchange
13An acid is a substance that donates [blank_start]hydrogen ions[blank_end] to a solution (exp. hydrochloric acid)
- Ahydrogen ions
14A base is a substance that reduces the [blank_start]hydrogen ion[blank_end] concentration of a solution by adding [blank_start]OH-[blank_end] molecules.
- Ahydrogen ion
15ph scale stands for: [blank_start]potential of hydrogen[blank_end]
- Apotential of hydrogen
16[blank_start]Hydrolysis[blank_end] is used to break polymer bonds
- AHydrolysis
17What are monomers for carbohydrates?
- Amonosaccharides
- Bglycerol
- Camino acids
- Dnucleotides
- Efatty acids
18Carbohydrates are made of [blank_start]monosaccharides[blank_end] which make [blank_start]disaccharides[blank_end] which make [blank_start]polysaccharides[blank_end] using [blank_start]dehydration synthesis[blank_end].
- Amonosaccharides
- Bdisaccharides
- Cpolysaccharides
- Ddehydration synthesis
19Monomers are linked together form polymers by [blank_start]dehydration synthesis[blank_end], a reaction that removes a molecule of [blank_start]water[blank_end].
- Adehydration synthesis
- Bwater
20Glucose is a...
- Apolysaccharide
- Bmonosaccharide
- Cdisaccharide
21To form a disaccharide, one monomer gives up a [blank_start]hydroxyl[blank_end] group and the other one gives up a [blank_start]hydrogen[blank_end] atom.
- Ahydrogen
22to make an amino acid what else is necessary?
- Acarboxyl
- Bamino group
- Cr group
- Dfatty acid
- Enucleotide
- Acarboxyl
23What is necessary to form a nucleotide in DNA?
- Adeoxyribose (5 carbon sugar)
- Bribose (5 carbon sugar)
- Cphosphate group
- Dcarboxyl group
- Enitrogen base
24This is an unsaturated fatty acid.
- ATrue
- BFalse
25The functions of lipids are...?
- AInsulation of the body
- BQuick Energy
- CGenetic Material
- DSupport and protection of vital organs
- ELong term energy storage
- FImmune System
26The function of nucleic acids are...?
- AThe energy coin (ATP)
- BInsulation of the body
- CStructure
- DGenetic material
- EProtect vital organs
27Lipids are made of...
- Aamino acids
- Bglycerol
- Cnucleotides
- Dfatty acids
- Emonosaccharides
28Starch is found in plants and serves as a glucose bank. The plant can withdraw glucose for energy or building materials.
- ATrue
- BFalse
29Chitin is a structural [blank_start]polysaccharide[blank_end] used by insects and crustaceans to build their exoskeletons. It is also found in the [blank_start]cell walls[blank_end] of fungi.
- Apolysaccharide
- Bcell walls
30[blank_start]Cellulose[blank_end] is the most abundant compound. Component of the tough cell walls that enclose plant cells.
- ACellulose
31Another name for a fat is triglyceride.
- ATrue
- BFalse
32Which ones are the reactants?
HCI +NaOH=NaCl +H20- ANaCl +H2O
- BNaCl + HCI
- CHCI + NaOH
33What cells store fats?
- AMuscle
- BImmune
- CRed Blood Cells
- DAdipose
34In a phospholipid: the heads are [blank_start]hydrophilic[blank_end], and the tails are [blank_start]hydrophobic[blank_end].
- Ahydrophobic
- Bhydrophilic
35Disaccharides are used for...
- Aquick energy
- Btransfer
- Cenergy storage
- Dstructure
36To test for glucose you would use...
- AIodine
- BBuirets
- CBenedicts
37To test for starch you would use...
- AIodine
- BBuirets
- CBenedicts
38The two DNA strands are held together by ionic bonds.
- ATrue
- BFalse
39Functions of protein include...
- Astructure
- Benzymes
- Ctransportation
- Dimmune system
- Echemical messengers
- Freceptors
40Polypeptides are made of..
- Acovalent peptide bonds
- Bionic peptide bonds
- Chydrogen peptide bonds
41[blank_start]Globular[blank_end] proteins are usually enzymes. [blank_start]Fibrous[blank_end] protein are usually hair, tendons, etc.
- AFibrous
- BGlobular
42Shape determines [blank_start]function[blank_end] of a macromolecule
- Afunction
43To test for protein you use...
- ABiurets
- BBenedicts
- CIodine
44In DNA: [blank_start]Adenine[blank_end] forms 2 bonds with [blank_start]Thymine[blank_end] and [blank_start]Guanine[blank_end] and [blank_start]Cytosine[blank_end] form 3 bonds with each other.
- AAdenine
45[blank_start]Denaturation[blank_end] is when the R-Group interactions are "broken". Causing a protein to lose its ability to function.
- ADenaturation
46Causes for denaturation...
- Asalinity
- Bhigh temp
- Cfreezing
- Dchange in pH
Information
- Description
- Macromolecule review for students
- Author
- 190656
- Language
- English
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