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Biology 11 > Unit 1 Test > Flashcards

Unit 1 Test Flashcards

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1
Q

What is the “foot” which supports the whole microscope?

A

The base

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2
Q

What is the adjustment used to focus on low and sometimes high power?

A

Course Adjustment Knob

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3
Q

What is the adjustment used to gain a clear image on high power?

A

Fine Adjustment Power

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4
Q

On which power is the field of view the smallest and the available light is dimmest?

A

High power

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5
Q

A substance applied to transparent cells to make them more visible under the microscope.

A

Stain

Ex. Methylene blue

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6
Q

The correct name given to the slide preparation for viewing an organism.

A

Wet-mount slide

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7
Q

The platform where the slide is placed for viewing.

A

Stage

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8
Q

The distance between the objective lenses and the stage.

A

Working distance

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9
Q

A microscope with at least two lenses.

A

A compound microscope

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10
Q

A microscope with only one lense.

A

A simple microscope

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11
Q

The thickness of the image that is in focus at any one time when a specimen is viewed with a microscope.

A

Depth of field

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12
Q

Holds the lens is the correctvdistance apart in a microscope.

A

Body tube

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13
Q

This device controls the amount of light striking the object on the stage.

A

Diaphragm

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14
Q

Chemicals high are used to remove oil or grease from microscope lenses.

A

Xylene. In class we used rubbing alcohol.

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15
Q

The ability of the microscope to show separate objects as distinct.

A

Resolving power

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16
Q

The type of microscope that uses electrons instead of light to create images.

A

Electron microscope

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17
Q

A thin square piece of glass used with a microscope side.

A

A cover slip.

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18
Q

Scientific term for the eyepiece of a microscope.

A

Ocular lens

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19
Q

The type of electron microscope used to study the surface of a specimen.

A

Scanning electron microscope (SEM)

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20
Q

The type of electron microscope used to study slices or the internal structures of cells.

A

Transmission electron microscope

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21
Q

What are the levels of organization in order?

A

Atoms, molecule, organelle, cell, tissue, organ, organ system, multicellular organism, population, community, ecosystem, and biosphere.

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22
Q

Atom?

A

Smallest part of an element that retains a characteristics of that element.

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23
Q

Molecule?

A

Two or more atoms chemically combined, smallest unit of a compound.

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24
Q

Organic Compounds?

A

Contain carbon

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25
Q

Inorganic Compounds?

A

Do not contain carbon.

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26
Q

Organelle?

A

Small structures within a cells, each with a specialized structure and function, compromised of organic, and in organic compounds. Ex. Chloroplasts, ribosomes, endoplasmic reticulum.

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27
Q

Cell?

A

Basic unit of structure and function in all living things, smallest unit of life, compromised of organelles. Ex. Blood cell, nerve cell, skin cell.

28
Q

Tissue?

A

A group of specialize cells that perform a shared function. Ex. Blood, nervous, tissue, skin cell.

29
Q

Organ?

A

A group of specialized tissues that work together to perform a shared function. Ex. Brain.

30
Q

Organ System?

A

A group of interdependent organs, each, with a special specific function, that work together to carry out a major body function. Ex. Nervous system (brain, spinal cord, nerves).

31
Q

Multicellular Organism?

A

An independently functioning, living thing, compromised of multiple organ systems. Ex. Moose.

32
Q

Population?

A

A group of interesting and interbreeding organisms of one species. Ex. Herd of moose.

33
Q

Community?

A

A group of interacting populations in a specific area. Ex. Trees/grass, dear, bearSquirrel, mosquitoes, coyote.

34
Q

Ecosystem?

A

The combination of all living things (biotic) and all nonliving (abiotic) parts of the environment. Ex. Wetlands. Community living together with it’s nonliving surroundings.

35
Q

Biome?

A

Major geographic areas in which the climate determines which life forms are present. Ex. Tundra, desert, boreal, rainforest.

36
Q

Biosphere?

A

Entire world of the living organisms.

37
Q

Any living thing?

A

Organism

38
Q

A possible explanation for an event, or set of observations?

A

Hypothesis

39
Q

Any factor that influences the outcome of an experiment?

A

Variable

40
Q

I need your hypothesis that is generally accepted, but it continues to survive, extensive testing, generate successful predictions and explain certain observations?

A

Theory

41
Q

Process in which a single organism produces a new organism identical to itself?

A

Asexual reproduction

42
Q

Part of an experiment that contains a variable being tested?

A

Experimental set up

43
Q

Experimental set up in which the experimental variable is missing?

A

Control set up

44
Q

An interesting population of organisms that can produce healthy fertile offspring?

A

Species

45
Q

Basic unit of length?

A

Metre

46
Q

Process in which two cells normally from different individuals who need to produce the first cell of a new organism?

A

Sexual reproduction

47
Q

Measure of pull of gravity on a mass?

A

Weight

48
Q

Breakdown of complex substances into simpler substances?

A

Catabolism

49
Q

Sum of all chemical reactions in the body; balance of anabolism and catabolism?

A

Metabolism

50
Q

Basic unit of volume for liquids?

A

Litre

51
Q

Process in a living thing that involves synthesizing complex sentences from simpler substances?

A

Anabolism

52
Q

Basic metric unit of mass?

A

Kilogram or gram?

53
Q

Measure of the amount of matter in an object?

A

Mass

54
Q

Systematic approach to problem, solving that involves observation and experimentation?

A

Scientific method 

55
Q

Independent variable?

A

-The variable, you manipulate, control, or very in an experimental study to explore it affects.
-Called independent because it’s not influence by any other variables in the study.
-What we test/investigate.

56
Q

Dependent variable?

A

The dependent variable is the factor that respond to the experimental variable. It is a factor which is measured or recorded.

57
Q

Control variables?

A

The factors which are kept constant.

58
Q

Scientific theory, survive, scientific scrutiny for centuries and or found to be true universally. These may be evaluated to the status of scientific…

A

Law. Ex. Law of gravity, law of conservation of mass.

59
Q

Control group?

A

The group which is not receive the experimental treatment, provides a basis for comparison.

60
Q

Experimental group?

A

The part of the experiment that contains a variable being tested.

61
Q

Format for the title of graphs?

A

Independent vs. dependent (horizontal vs. vertical)

62
Q

Format for title of graphs?

A

Independent vs. dependent (horizontal vs. vertical)

63
Q

Format for title of graphs?

A

Independent vs. Dependant (horizontal vs. vertical)

64
Q

What is the horizontal access labelled with?

A

Independent variable (what we’re testing)

65
Q

What is the Y axis labelled with?

A

Dependent variable (what we’re measuring)

66
Q

What are 3 characteristic of all living things?

A

1.) Cells have complex organize structures based on organic molecules.
2.) Grow and develop.
3.) Acquire materials/energy from their environment and convert to different forms.
4.) Respond to stimuli from the environment.

67
Q

What are 4 characteristics of living things?

A

5.) Actively maintain an internal environment in a process called homeostasis.
6.) Reproduce using a molecular blueprint– DNA.
7.) Have the capacity to evolve.

Biology 11 (6 decks)

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