Chemistry of life

Descrição

this quiz is about the chemistry of life such as water and macromolecules, this is being made for my upcoming quiz for the subject, enjoy ig :)
MacKenzie Fulton
Quiz por MacKenzie Fulton, atualizado more than 1 year ago
MacKenzie Fulton
Criado por MacKenzie Fulton mais de 1 ano atrás
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Resumo de Recurso

Questão 1

Questão
what is the definition of polar molecules?
Responda
  • the reason birds are attracted to red flowers and bees are attracted to yellow and blue ones
  • the unequal sharing of covalent bonding
  • molecules found at the north and south poles
  • molecules that bond with other molecules based on which type they are

Questão 2

Questão
The types of surface tention
Responda
  • adhesive
  • covalent
  • monacious
  • cohesive

Questão 3

Questão
What is cohesive surface tension?
Responda
  • water on electricity
  • water on plastic
  • water on water
  • water on metal

Questão 4

Questão
What is adhesive surface tension?
Responda
  • water on fabric
  • water to another polar molecule
  • water on water
  • water on paper

Questão 5

Questão
Transportation - the [blank_start]loss[blank_end] of [blank_start]water[blank_end] from plants
Responda
  • loss
  • gain
  • water
  • sunlight

Questão 6

Questão
high specific heat - accepts temp change
Responda
  • True
  • False

Questão 7

Questão
acid is which numbers on the pH scale
Responda
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

Questão 8

Questão
On the pH scale, where is water?
Responda
  • 0-6 acid
  • 7 natural
  • 8-14 base

Questão 9

Questão
base is which numbers on the pH scale?
Responda
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14

Questão 10

Questão
acid is made from...
Responda
  • excess hydroxide ions H+
  • excess hydroxyl ions H-

Questão 11

Questão
base is made from...
Responda
  • excess hydroxide ions H+
  • excess hydroxyl ions H-

Questão 12

Questão
what do buffers do?
Responda
  • buffers resist shifts in pH and keep neutral
  • buffers accept shifts so bases can become acids and acids can become bases

Questão 13

Questão
macromolecules of life
Responda
  • carbohydrates
  • proteins
  • lipids
  • nucleic acids

Questão 14

Questão
carbohydrates are...
Responda
  • meat
  • water
  • fats
  • energy

Questão 15

Questão
[blank_start]condensation[blank_end] and [blank_start]dehydration[blank_end] reactions link molecules together
Responda
  • condensation
  • compensation
  • dehydration
  • hyper hydration

Questão 16

Questão
hydration reactions break molecules apart
Responda
  • True
  • False

Questão 17

Questão
disaccharide - transport form of ________
Responda
  • carbohydrate
  • lipids
  • protein
  • nucleic acid

Questão 18

Questão
disaccarides
Responda
  • sucrose
  • mallose
  • lactose
  • glucose

Questão 19

Questão
polysaccarides
Responda
  • glycogen
  • water
  • starch
  • metal

Questão 20

Questão
starch - storage form in [blank_start]plants[blank_end]
Responda
  • plants
  • animals

Questão 21

Questão
glycogen - storage form in [blank_start]animals[blank_end]
Responda
  • animals
  • plants

Questão 22

Questão
structural forms in plants is [blank_start]cellulose[blank_end] and in animals is [blank_start]chitin[blank_end]
Responda
  • cellulose
  • chitin
  • chitlins
  • cytoskeleton

Questão 23

Questão
monosaccharides are [blank_start]simple[blank_end]
Responda
  • simple
  • complex
  • quite complex
  • super super complex

Questão 24

Questão
disaccharides are [blank_start]a little more complex[blank_end]
Responda
  • a little more complex
  • simple
  • quite complex
  • super super complex

Questão 25

Questão
polysaccharides are [blank_start]quite complex[blank_end]
Responda
  • quite complex
  • simple
  • complex
  • super super complex

Questão 26

Questão
structural polysaccharides are [blank_start]super super complex[blank_end]
Responda
  • super super complex
  • simple
  • complex
  • quite complex

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