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Worksheets

CIA 1 Vocab

Total questions: 85

Worksheet time: 43mins

Name
Class
Date
1.

What is the process by which organisms adjust to their environment to improve survival?

a)

Adhesion

b)

Evolution

c)

Adaptation

d)

Homeostasis

2.

Which term describes the binding of molecules that are NOT similar to one another?

a)

Cohesion

b)

Adhesion

c)

Solvent

d)

Solute

3.

What is a virus that infects and replicates in bacterial cells called?

a)

Solute

b)

Bacteriophage

c)

Vaccine

d)

Organism

4.

What is the study of life known as?

a)

Biodiversity

b)

Biology

c)

Evolution

d)

Theory

5.

Which term refers to the variety of life in the world or in a particular habitat or ecosystem?

a)

Species

b)

Biodiversity

c)

Organism

d)

Solvent

6.

What is the term for a variable that is being measured in an experiment?

a)

Independent variable

b)

Constant

c)

Dependent variable

d)

Solute

7.

What is the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms?

a)

Adaptation

b)

Evolution

c)

Homeostasis

d)

Adhesion

8.

What is a harmless variant of a pathogen used to stimulate the immune system called?

a)

Virus

b)

Solvent

c)

Vaccine

d)

Solute

9.

What is the measure of the concentration of hydrogen ions in a solution known as?

a)

Solvent

b)

pH

c)

Solute

d)

Constant

10.

What is an infectious particle consisting of RNA or DNA, surrounded by a protein coat, that can only replicate within a host cell?

a)

Bacteriophage

b)

Virus

c)

Vaccine

d)

Organism

11.

What is the term for the adjustment of organisms to their environment in order to improve their chances at survival in that environment?

a)

Adaptation

b)

Migration

c)

Mutation

d)

Extinction

12.

What is the term for the binding of molecules that are NOT similar to one another?

a)

Adhesion

b)

Cohesion

c)

Fusion

d)

Diffusion

13.

What is the name of a virus that infects and replicates in bacterial cells?

a)

Bacteriophage

b)

Retrovirus

c)

Viroid

d)

Prion

14.

What is the term for the variety of life in the world or in a particular habitat or ecosystem?

a)

Biodiversity

b)

Photosynthesis

c)

Ecosystem

d)

Habitat

15.

What is the study of life called?

a)

Biology

b)

Geology

c)

Physics

d)

Astronomy

16.

What is the term for the binding of molecules that are the SAME?

a)

Cohesion

b)

Adhesion

c)

Diffusion

d)

Osmosis

17.

What is the term for the parts that do not change during an experiment and remain the same between experimental and control groups?

a)

Constant

b)

Variable

c)

Hypothesis

d)

Observation

18.

What is the variable that is being measured in the experiment called?

a)

Dependent variable

b)

Independent variable

c)

Controlled variable

d)

Extraneous variable

19.

What is the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth?

a)

Evolution

b)

Photosynthesis

c)

Metamorphosis

d)

Respiration

20.

What is the term for any process that living things use to actively maintain fairly stable conditions necessary for survival?

a)

Homeostasis

b)

Photosynthesis

c)

Metamorphosis

d)

Fermentation

21.

What is the variable that the scientist is changing or manipulating called?

a)

Independent variable

b)

Dependent variable

c)

Controlled variable

d)

Extraneous variable

22.

What is a statement that describes an observable occurrence in nature that appears to always be true called?

a)

Law

b)

Theory

c)

Hypothesis

d)

Inference

23.

What is any biological living system that functions as an individual life form called?

a)

Organism

b)

Molecule

c)

Tissue

d)

Atom

24.

What is a measure of the concentration of hydrogen ions in a solution, where anything below 7 is acidic, 7 is neutral, and above 7 is basic?

a)

pH

b)

Salinity

c)

Conductivity

d)

Viscosity

25.

What is a substance that can be dissolved into a solution by a solvent called?

a)

Solute

b)

Solvent

c)

Mixture

d)

Compound

26.

What is a homogeneous mixture that is made up of a solute dissolved within a solvent called?

a)

Solution

b)

Suspension

c)

Colloid

d)

Emulsion

27.

What is a liquid in which substances (or solutes) are dissolved forming a solution called?

a)

Solvent

b)

Solute

c)

Precipitate

d)

Suspension

28.

What is a group of organisms that can reproduce with one another in nature and produce fertile offspring called?

a)

Species

b)

Genus

c)

Family

d)

Population

29.

What is an explanation of an aspect of the natural world and universe that can be repeatedly tested and corroborated in accordance with the scientific method called?

a)

Theory

b)

Hypothesis

c)

Assumption

d)

Opinion

30.

What is a harmless variant or derivative of a pathogen that is used to stimulate the host’s immune system to mount defense against the pathogen called?

a)

Vaccine

b)

Antibiotic

c)

Antigen

d)

Toxin

31.

What is an infectious particle consisting of RNA or DNA, surrounded by a protein coat, that can only replicate within a host cell called?

a)

Virus

b)

Bacterium

c)

Fungus

d)

Protozoan

32.

The minimum amount of energy required for a chemical reaction to take place is called ________.

a)

Activation energy

b)

Potential energy

c)

Kinetic energy

d)

Bond energy

33.

A macromolecule consisting of carbon, hydrogen and oxygen. Sugars, used for quick energy in the cell, is called a ________.

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic acid

34.

A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change is called a ________.

a)

Catalyst

b)

Reactant

c)

Solvent

d)

Inhibitor

35.

Leads to the chemical transformation of one set of chemical substances to another is called a ________.

a)

Chemical reaction

b)

Physical change

c)

Evaporation

d)

Condensation

36.

A chemical reaction that absorbs energy is called ________.

a)

Endothermic

b)

Exothermic

c)

Catalytic

d)

Spontaneous

37.

A substance produced in a living organism that acts as a catalyst to bring about a specific biochemical reaction is called an ________.

a)

Enzyme

b)

Hormone

c)

Vitamin

d)

Antibody

38.

A chemical reaction that releases energy in the form of heat is called ________.

a)

Exothermic

b)

Endothermic

c)

Isothermal

d)

Photochemical

39.

The building block of lipids is called ________.

a)

Fatty acid

b)

Amino acid

c)

Nucleotide

d)

Monosaccharide

40.

A macromolecule that is made up of fatty acid chains and is responsible for storing long term energy is called a ________.

a)

Lipid

b)

Carbohydrate

c)

Nucleic Acid

d)

Protein

41.

The building blocks of macromolecules are called ________.

a)

Monomer

b)

Polymer

c)

Enzyme

d)

Lipid

42.

A substance made from long chains of repeating monomers is called a ________.

a)

Polymer

b)

Enzyme

c)

Lipid

d)

Ion

43.

The end substance after a chemical reaction has taken place is called a ________.

a)

Product

b)

Reactant

c)

Solvent

d)

Catalyst

44.

A macromolecule made up of amino acid chains, responsible for changing the rate of chemical reactions and regulating cell processes, is called a ________.

a)

Protein

b)

Carbohydrate

c)

Lipid

d)

Nucleic acid

45.

The substances that come together in a chemical reaction are called ________.

a)

Reactant

b)

Product

c)

Solvent

d)

Catalyst

46.

A molecule that an enzyme reacts with is called a ________.

a)

Substrate

b)

Product

c)

Inhibitor

d)

Cofactor

47.

The ______ is the basic unit of all life forms.

a)

cell

b)

atom

c)

tissue

d)

organ

48.

The ______ is a thin, flexible barrier that surrounds the cell; regulates what enters and leaves the cell.

a)

cell membrane

b)

nucleus

c)

cell wall

d)

mitochondria

49.

The ______ is a scientific theory stating all living things are made of cells, cell is the basic unit of living things, and all cells come from preexisting cells.

a)

cell theory

b)

evolution theory

c)

big bang theory

d)

germ theory

50.

The ______ is a strong, supportive layer around the cell membrane in some cells.

a)

cell wall

b)

nucleus

c)

mitochondria

d)

cytoplasm

51.

The ______ is an organelle found in plants that captures solar energy and converts it into chemical energy.

a)

chloroplast

b)

mitochondrion

c)

nucleus

d)

ribosome

52.

The ______ is a threadlike structure found in the nucleus that contains genetic information passed down from parents.

a)

chromosome

b)

ribosome

c)

mitochondrion

d)

lysosome

53.

The ______ are protein filaments in eukaryotic cells that help with shape, internal organization, and movement.

a)

cytoskeleton

b)

ribosomes

c)

mitochondria

d)

lysosomes

54.

______ is the movement of particles across a cell membrane generally from a region of high concentration to low concentration.

a)

diffusion

b)

osmosis

c)

active transport

d)

endocytosis

55.

______ is the process in which cells take in a substance from outside the cells by engulfing them in a vesicle.

a)

endocytosis

b)

exocytosis

c)

osmosis

d)

diffusion

56.

The ______ is an organelle in eukaryotic cells where lipids are assembled.

a)

endoplasmic reticulum

b)

mitochondrion

c)

nucleus

d)

ribosome

57.

A(n) ______ is an organism whose cell contains a nucleus.

a)

eukaryote

b)

prokaryote

c)

virus

d)

bacteriophage

58.

______ is the process in which a vesicle fuses to the cell membrane allowing the contents to be released outside the cell.

a)

exocytosis

b)

endocytosis

c)

osmosis

d)

diffusion

59.

The ______ is an organelle that modifies, packages, and sorts proteins.

a)

golgi apparatus

b)

mitochondrion

c)

ribosome

d)

lysosome

60.

The ______ is a flexible double layered sheet that makes up the cell membrane forming a barrier between the cell and its surroundings.

a)

lipid bilayer

b)

cell wall

c)

nucleus

d)

cytoplasm

61.

The ______ is an organelle that contains digestive enzymes that breaks down excess or worn out cell parts.

a)

lysosome

b)

mitochondrion

c)

ribosome

d)

chloroplast

62.

The organelle that converts chemical energy into available energy for cell processes is called ________.

a)

Mitochondria

b)

Nucleus

c)

Ribosome

d)

Chloroplast

63.

The organelle within the cell that contains genetic material in the form of DNA is called ________.

a)

Nucleus

b)

Mitochondria

c)

Ribosome

d)

Golgi apparatus

64.

Specialized structures that perform important cellular functions within a eukaryotic cell are called ________.

a)

Organelles

b)

Chromosomes

c)

Enzymes

d)

Ribosomes

65.

The diffusion of water across a selectively permeable membrane is called ________.

a)

Osmosis

b)

Diffusion

c)

Active transport

d)

Facilitated diffusion

66.

The process by which certain cells ingest or engulf other cells or particles is called ________.

a)

Phagocytosis

b)

Osmosis

c)

Diffusion

d)

Exocytosis

67.

Unicellular organisms that lack a true nucleus or membrane bound organelles are called ________.

a)

Prokaryotes

b)

Eukaryotes

c)

Viruses

d)

Fungi

68.

The organelle that stores materials such as water, salts, proteins, and carbohydrates is called ________.

a)

Vacuole

b)

Mitochondria

c)

Ribosome

d)

Chloroplast

69.

Usable energy for the cell. High energy-carrying molecule, Adenosine Triphosphate. ________

a)

ATP

b)

DNA

c)

Glucose

d)

NADH

70.

Potential to become ATP. Low energy-carrying molecule, Adenosine Di-Phosphate. ________

a)

ADP

b)

ATP

c)

NADH

d)

FADH2

71.

Chemical energy is converted into carbohydrates for the organism's food. ________

a)

Chemosynthesis

b)

Photosynthesis

c)

Respiration

d)

Fermentation

72.

The process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar is called:

a)

Photosynthesis

b)

Respiration

c)

Transpiration

d)

Fermentation

73.

A pigment present in all green plants and a few other organisms that absorbs energy from the sun. It is required for photosynthesis. ________

a)

Chlorophyll

b)

Hemoglobin

c)

Melanin

d)

Keratin

74.

Membrane-bound compartment inside the chloroplast. Light-dependent reactions take place here. ________

a)

Thylakoid

b)

Stroma

c)

Granum

d)

Matrix

75.

Reaction that takes place in sunlight. Light is converted to chemical energy during this reaction. Also known as the Krebs Cycle. ________

a)

Light-Dependent Reaction

b)

Calvin Cycle

c)

Fermentation

d)

Glycolysis

76.

Reactions that are not required to occur in sunlight. Uses stored chemical energy to create a product that can be converted into glucose. Also known as the Calvin Cycle. ________

a)

Light-Independent Reaction

b)

Light-Dependent Reaction

c)

Glycolysis

d)

Electron Transport Chain

77.

A mechanism in the thylakoids of plants that are responsible for performing light-dependent reactions. ________

a)

Photosystem

b)

Chlorophyll

c)

Stomata

d)

Mitochondria

78.

A cluster of proteins that transfer electrons through a membrane within mitochondria to form a gradient of protons which creates ATP. ________

a)

Electron Transport Chain

b)

Krebs Cycle

c)

Glycolysis

d)

Photosystem II

79.

A protein that catalyzes the formation of the energy storage molecule adenosine triphosphate using adenosine diphosphate and a phosphate. ________

a)

ATP Synthase

b)

Amylase

c)

DNA Polymerase

d)

Pepsin

80.

The process by which biological fuels are converted to drive the bulk production of adenosine triphosphate. ________

a)

Cellular Respiration

b)

Photosynthesis

c)

Fermentation

d)

Transcription

81.

Active/ Occurring only in the presence of oxygen. ________

a)

Aerobic

b)

Anaerobic

c)

Fermentation

d)

Photosynthesis

82.

________ is the breakdown of glucose by enzymes, releasing energy and pyruvic acid.

a)

Glycolysis

b)

Photosynthesis

c)

Fermentation

d)

Transcription

83.

________ can be active/occur without the presence of oxygen.

a)

Anaerobic

b)

Aerobic

c)

Photosynthetic

d)

Oxidative

84.

________ is a chemical process by which molecules such as glucose are broken down anaerobically.

a)

Fermentation

b)

Photosynthesis

c)

Respiration

d)

Transpiration

85.

________ is a chemical your body produces when your cells break down carbohydrates for energy in anaerobic conditions.

a)

Lactic Acid

b)

Glucose

c)

Oxygen

d)

Adenosine Triphosphate