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9th Grade Biology > Chapter 1 Study > Flashcards

Chapter 1 Study Flashcards

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1
Q

Rules for species names:

A

Always italicized
Genus name can be abbreviated after being spelled out once
Genus always capitalized, epithet lowercase

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2
Q

Who was Carolus Linnaeus

A

Invented Linnaean system (every species given two part name)

Invented Binomial nomenclature

Created Linnaean classification system

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3
Q

Who was Carl Woese

A

Invented idea of 3 domains after looking at rRNA

Defined archaea

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4
Q

Name 2 organ systems:

A

Reproductive system and digestive system

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5
Q

Chemosynthesis:

A

changes inorganic compounds into usable organic ones

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6
Q

Catabolism:

A

breaking materials down into smaller molecules

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7
Q

Types of autotrophs

A

Phototrophic autotraphs

lChemotrophic autotrophs

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8
Q

Positive feedback

A

Amplifies change

Blood clotting
Labor

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9
Q

Negative feedback

A

negates change

Body terperature
blood sugar

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10
Q

Insulin allows

A

cells to open and take in glucose

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11
Q

Zygote cells…

A

differentiate and specialize

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12
Q

What does DNA guide?

A

Growth
Development
Reproduction

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13
Q

Chromosone

A

DNA organized state

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14
Q

Bacteria are decomposers?

A

Yes

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15
Q

Arachea live…

A

very high temp, low salinity

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16
Q

What type of heterotroph are fungus?

A

Absorptive heterotroph

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17
Q

What type of heterotroph is animal

A

Ingestive heterotroph

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18
Q

Examples protists

A

Algae, amiba

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19
Q

Fungus example

A

Mushroom, truffle

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20
Q

A controlled experiment consists of…

A

control group and experimental group

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21
Q

List pitfalls of science

A

Sampling Error – more tests/ larger sample
Bias in interpreting results – quantitative
Doesn’t address supernatural, sometimes public not ready

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22
Q

test tube rack

A

holds many test tubes

23
Q

test tube holder

A

tool used to grip test tube

24
Q

Droppers also called

A

pipettes (some have bobes, other pumps)

25
Q

Scalpel

A

Sharp instrument used for dissection

26
Q

Objective lenses

A

optical elements closest to the specimen.

27
Q

nosepiece

A

part of the microscope that holds the objective lenses (revolves)

28
Q

body tube

A

tube look into with lens

29
Q

Diaphragm

A

rotating disk under the stage to vary light project upwards

30
Q

Example Hypo:

A

A change in temp will increase rate of reaction

31
Q

Prediction ex:

A

If I increase the temp, the reaction will happen faster

32
Q

Rerun

A 
Recall
Explain
Results
Uncertainties 
New things
33
Q

Molecules of life example

A

lipids, DNA proteins

34
Q

Are the brain and hear organs?

A

Yes

35
Q

Tissue types:

A

muscle, epithelial, connective and nervous

36
Q

DNA requirement

A

Use it as hereditary material

37
Q

Are decomposers consumers?

A

Yes

38
Q

Nutrients flows between…

A

producers and consumers

39
Q

Can bacteria/arachea be producers/do photo.

A

Yes

40
Q

Purpose of nucleus

A

Protect dna

41
Q

What are most diverse group of organisms?1

A

Bacteria/arhchea collectively

42
Q

Are some fungi decomposers?

A

Yes

43
Q

Most plants have…

A

root, leaf, and stem

44
Q

What are the traits that regard masking/using molecules?

A

Biochemical traits

45
Q

Do protists include the most ancient mulitcelled elks?

A

Yes

46
Q

Why isn’t BSC working?

A

Pops continue to interbreed as they idverge

don’t know if separate pops could interbreed

47
Q

Is using a hypothesis to make a prediction deductive reasoning?

A

yes

48
Q

Steps in scientific method

A
  1. Observe
  2. Form hypo
  3. Test hypo
    a. make prediction
    b. Test prediction with experiment
    c. analyze data
  4. Conclusion
  5. Report
49
Q

Ways to combat Sampling Error?

A 
Larger sample sizes
Probability calculations (if 5% or less of being skewed, is SS)
50
Q

Combat Bias?

A

Quanititative
Scientists not know which groupsp is which
Scientists check each other1

51
Q

Rules of scientists (2)

A

work concerns only natural world

must be testable by others

52
Q

What is most objective way to describe natural world?

A

Scientific theory

53
Q

Examples of scientific theories

A 
Atomic theory (all have atoms)
Global warming (humans causing temp increase)

9th Grade Biology (18 decks)

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