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Biol B1 Unit 1 > Biology > Flashcards

Biology Flashcards

1
Q

How many living organism characteristics are there?

A

7

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2
Q

what are the 7 living organism characteristics?

A

order, response to stimuli, reproduction, evolutionary adaptation, growth and development, regulation and homeostasis, and energy processing

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3
Q

are viruses living or non living?

A

non living

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4
Q

what are the 2 scientific approaches?

A

observational and experimental

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5
Q

how many steps are in the scientific method?

A

6

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6
Q

what are the 6 steps of the scientific method?

A

observation, question, hypothesis, gather data, draw conclusions, and share results

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7
Q

what does a hypothesis have to be ?

A

testable

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8
Q

what are the two variables in an experiment?

A

independent and dependent

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9
Q

what do you need to have when you gather data?

A

control group, observational data, and an experimental / treatment group

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10
Q

what size should your group be ?

A

sample size/ large

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11
Q

how do you share your results with others?

A

peer reviewed journal articles and conferences

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12
Q

can science prove something?

A

no it can only support or refute

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13
Q

what is fact?

A

an observation

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14
Q

what is a hypothesis?

A

proposed explanation for an observation

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15
Q

what is theory?

A

explains a great many observations and comes last

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16
Q

what is pseudoscience?

A

beliefs and practices not based on science or fact

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17
Q

what is correlation?

A

when 2 variables show a relationship or trend

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18
Q

what is causation?

A

when an independent variable caused an effect in the dependent variable

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19
Q

what is an independent variable?

A

the variable that is not manipulated by you

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20
Q

what is a dependent variable?

A

the variable that is manipulated by you

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21
Q

what is observational approach?

A

when we observe and do not alter what occurs naturally

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22
Q

what is the experimental approach?

A

where we manipulate and see what occurs

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23
Q

true or false: to be considered living the item must check all 7 characterstics?

A

true

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24
Q

why does a living organism need to have order?

A

because every item must have a function

25
Q

what does response to stimuli mean?

A

a type of mechanism that makes a living thing respond to its enviornement

26
Q

what is reproduction?

A

ability to procreate

27
Q

what is asexual?

A

ability to clone itself

28
Q

what is the normal way of procreation?

A

sexual

29
Q

what is evolutionary adaptation?

A

ability to evolve and adapt

30
Q

what is homeostasis?

A

the ability to keep a temperature and other needs that our bodies prefer

31
Q

what is regulation?

A

the ability to regulate on its own

32
Q

what is energy processing?

A

the ability to eat and process food into energy

33
Q

what is an autotroph?

A

organism that can make its own food or sugar through photosynthesis

34
Q

what are the first 5 organization levels of life?

A

atoms
molecules
organelles
cells
tissue

35
Q

what are the last 5 organization levels of life?

A

organs
organism
population
community
ecosystem
biosphere

36
Q

what is put together to make molecules?

A

atoms

37
Q

what is at the center of an atom?

A

protons and neutrons inside the nucleus

38
Q

what is on the outside of the atoms?

A

electrons

39
Q

what forms a cell?

A

bunch of organelles

40
Q

what 2 cells differ?

A

animal and plant cells

41
Q

what forms organisms?

A

tissues and organs

42
Q

what is an ecosystem?

A

the environment that we live in

43
Q

what is the biosphere?

A

the entire world

44
Q

what is taxonomy?

A

science of naming and classifying organisms

45
Q

how did Aristotle classify?

A

animals by land, water or air
plants by shrubs, bushes or trees

46
Q

how did Linnaeus classify?

A

plants by immobility and photosynthesis
animals by mobility and eating other organisms

47
Q

when were microscopes discovered?

A

1700s

48
Q

when did drawing figure out evolution?

A

1800s

49
Q

how much DNA is the same as other humans?

A

95%

50
Q

what are the 3 domains of life?

A

bacteria, archaea, and eukarya

51
Q

does bacteria have a nucleus?

A

no

52
Q

where does archae thrive?

A

extreme enviornments

53
Q

what are humans classified in the 3 domains of life?

A

eukarya

54
Q

does eukarya have a nucleus?

A

yes

55
Q

what are the levels of the kingdom?

A

bacteria
archaea
protozoa
fungi
plantae
algae

56
Q

what are the class levels in order?

A

kingdom
phylum
class
order
family
genius
species

57
Q

what comes first genius or species?

A

genius

58
Q
A

Biol B1 Unit 1 (17 decks)

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