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Biology > Exam 1-5 > Flashcards

Exam 1-5 Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

An “educated guess” about the solution to a problem is a

A

Hypothesis

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2
Q

The difference between a control group and an experimental group is the

A

Independent variable

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3
Q

In scientific work, one of the primary goals is to find information that is

A

Workable

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4
Q

The supposed process by which nonliving things can be changed directly into living things is

A

Spontaneous generation

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5
Q

Which of the following is NOT necessary for something to be considered alive?

A

Reproduction

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6
Q

The bending of light as it passes through an object is called

A

Refraction

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7
Q

To reduce the possibility of error, a scientific experiment should NOT have

A

More than one variable

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8
Q

If a scientific discovery contradicts Scripture, a Bible-believing Christian must view that discovery as

A

A fallacy

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9
Q

Biology is the study of

A

Life

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10
Q

If the results of a scientific experiment are accurate and reliable, they are said to be

A

Valid

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11
Q

The ability of a microscope to deliver a clear, detailed image depends on its

A

Resolution

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12
Q

To determine the number of students in your school who own a microscope, you would

A

Conduct a survey

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13
Q

When people put the data from scientific research together to explain a phenomenon, they are

A

Forming a hypothesis

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14
Q

Chemical reactions that absorb heat are called

A

Endothermic

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15
Q

Activation energy is

A

The energy needed to start a reaction

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16
Q

The subatomic particles found in the nucleus of an atom are

A

Protons and neutrons

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17
Q

Which of the following is NOT a characteristic of enzymes

A

Enzymes serve as inorganic catalyst

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18
Q

An atom having a negative or a positive charge is called

A

An ion

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19
Q

Anything that occupies space and has mass is

A

Matter

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20
Q

When only water diffuses through a selectively permeable membrane, the process is called

A

Osmosis

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21
Q 
A physical change is demonstrated by 
   A. Boiling of water 
   B. Mixing sugar and water 
   C. Energy 
   D. All of these
A

D. All of these

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22
Q

Matter consists primarily of

A

Energy

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23
Q

Diffusion will continue until what point is reached?

A

Equilibrium

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24
Q

The molecular structure of chitin is most similar to

A

Cellulose

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25
Q

If a bottle of ammonia is spilled in the basement and you begin to smell it upstairs, what process is demonstrated

A

Diffusion

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26
Q

Which of the following is NOT a lipid?

A

Nucleotide

27
Q

Catalyst affect the rate of a reaction by

A

Changing the amount of activation energy necessary for the reaction

28
Q

What substance is often called a universal solvent?

A

Water

29
Q

A homogenous mixture

A

Is the same throughout

30
Q

Which of the following is NOT contained in a nucleotide?

A

Lipid

31
Q

When a large molecule is broken down by adding a water molecule, the process is called

A

Hydrolysis

32
Q

A type of polysaccharide that accounts for the strength of plant cells and is NOT digestible to most animals and humans is

A

Cellulose

33
Q

The basic building blocks of a protein are

A

Amino acids

34
Q

The process of transferring the complementary DNA base sequence to a molecule of RNA is called

A

Transcription

35
Q

Cork “cells” we’re first identified by

A

Hooke

36
Q

The diffusion of water into a cell by osmosis results in a build-up of

A

Turbot pressure

37
Q

Organisms made up of cells that can operate independently but that normally tend to group together are called

A

Colonial

38
Q

Which of the following is NOT a characteristic of a prokaryotic cell?

A

Membrane-bound organelles

39
Q

The cell theory states that cells are the basic units that make up a all living things, cells come from preexisting cells, and

A

Cells are the units that carry on the functions of all living things

40
Q

Chloroplasts contain

A

Grana

41
Q

The process by which large volumes of fluid enter a cell through pouches in the cell membrane is

A

Pinocytosis

42
Q

Since diffusion is a purely physical process (it requires no cellular energy), it could be a form of

A

Passive transport

43
Q

Several tissues grouped together and working as a unit form

A

An organ

44
Q

The control center of most cell activity is the

A

Nucleus

45
Q

Which of the following is NOT a characteristic of a eukaryotic cell?

A

A nuclear area not enclosed in a membrane

46
Q

A solution that has a greater concentration of water molecules than the cell it surrounds is

A

Hypotonic

47
Q

The use of cellular energy to change the permeability of a membrane is called

A

Active transport

48
Q

Which of the following CANNOT be recycled?

A

Energy

49
Q

An example of an autotrophic organism is

A

An oak tree

50
Q

The DNA code is carried from the nucleus to the ribosomes by

A

Messenger RNA

51
Q

The major products of photosynthesis are

A

Oxygen and glucose

52
Q

One example of a phosphorus-containing compound that stores energy is

A

ATP

53
Q

A process that does NOT use oxygen is

A

Anaerobic

54
Q

The man who discovered much of the information we know about photosynthesis was

A

Calvin

55
Q

A nutritionally dependent organism is said to be

A

Heterotrophic

56
Q

The light-independent phase of photosynthesis takes place in

A

Neither the presence nor absence of light

57
Q

The molecule that delivers amino acids to ribosomes is

A

Transfer RNA

58
Q

The phase of photosynthesis that splits water molecules is the

A

Light-dependent phase

59
Q

When living things obtain energy for life processes from inorganic materials, they are performing

A

Chemosynthesis

60
Q

The breakdown of glucose by enzyme action in the absence of oxygen is

A

Fermentation

61
Q

The nitrogen-containing base that is found only in RNA is

A

Uracil

62
Q

Each messenger RNA codon codes for

A

An amino acid

63
Q

The destructive (energy-releasing) phase of metabolism is

A

Catabolism

Biology (9 decks)

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