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  biology midterm Quiz
Question Number 1
a methodical field of study in which facts are obtained through information and experimentation in an attempt to explain natural occurring phenomena.
A. chemistry
B. biology
C. science
Question Number 2
the process by which scientists discover the answers to scientific questions using a step by step process.
A. scientific method
B. science
C. biology
Question Number 3
a system of measurements used by scientists all over the world.
A. number system
B. Metric system
C. science
Question Number 4
follow all written instructions or instructions from the teacher whenever working in the science laboratory.
A. always
B. never
C. sometimes
Question Number 5
Three branches of biology are:
A. chemistry, physics, and biology
B. chemistry, physics, and science
C. science, math, and english
Question Number 6
A. study of living things
B. deals with the study of motion.
C. deals with properties of matter.
Question Number 7
A. deals with properties of matter
B. deals with the study of motion
C. study of living things
Question Number 8
A. deals with properties of matter.
B. Observes and identifies the structures, functions, and abilities of organisms needed to interact on earth.
C. deals with the study of motion
Question Number 9
Two properties of matter are
A. mass and matter
B. volume and mass
C. length and width
Question Number 10
basic unit of matter
A. nucleus
B. centriole
C. atom
Question Number 11
. Atomic # is
A. protons and neutrons
B. the # of neutrons
C. the # of protons
Question Number 12
Atomic mass is
A. electrons and protons
B. protons
C. # of neutrons plus # of protons
Question Number 13
consists entirely of one type of atom
A. Elements
B. electrons
C. nucleus
Question Number 14
atoms of the same element that has the same # of protons but different # of neutrons.
A. neutrons
B. isotopes
C. electrons
Question Number 15
consists of 2 or more different atoms chemically combined in definite proportions.
A. nucleus
B. isotopes
C. compounds
Question Number 16
atoms combine to achieve stability. Sharing of electrons
A. covalent bonds
B. atomic bond
C. ionic bond
Question Number 17
transfer of elections
A. atomic bond
B. covalent bond
C. ionic bond
Question Number 18
any process in which a chemical change occurs
A. ionic reaction
B. Chemical reaction
C. chemical equation
Question Number 19
symbols and formulas are used to represent reactants and products
A. ionic reactions
B. chemical reactions
C. chemical equations
Question Number 20
substances composed of 2 or more elements or compounds that are mixed together but not chemically combined.
A. compounds
B. mixtures
C. collagen
Question Number 21
homogeneous mixtures in which 1 substance is dissolved in another.
A. compounds
B. mixtures
C. solutions
Question Number 22
mixtures containing nondissolved particles distributed within a solid, liquid or gas.
A. solutions
B. suspensions
C. compounds
Question Number 23
compounds that release hydrogen ions in solutions. Bases release hydroxide ions
A. acids
B. bases
C. neutral
Question Number 24
contains carbon
A. oranic
B. inorganic
C. both
Question Number 25
contain carbon, hydrogen and oxygen
A. proteins
B. carbohydrates
C. water
Question Number 26
simple sugars
A. disaccharide.
B. Monosaccharides
C. saccharides
Question Number 27
two monosaccharides make
A. 3 disaccharides
B. 2 disaccharides
C. a disaccharide
Question Number 28
carry out chemical reactions
A. proteins
B. carbs
C. sugars
Question Number 29
what are proteins made up of?
Question Number 30
what are lipids made up of?
Question Number 31
What are Carbohydrates made of
Question Number 32
to make up a protein, you will need
A. 3 fats, 2 glycerol and 3 waters
B. 2 fats 2 glycerol and 2 waters
C. 3 fats, 1 glycerol and 3 waters
Question Number 33
four types of sugars are
A. glucose, simple sugars and proteins
B. glucose, lactose, sacrose, and lacross
C. ribose, sucrose, galactose, and glucose
Question Number 34
what speeds up a reaction
A. inxymes
B. enzymes
C. vaculoes
Question Number 35
nucleic acids contain
Question Number 36
If every carbon atom in a fatty acid chain is joined to another carbon atom by a single bond, the fatty acid is a _________________
A. saturated fat
B. unsaturated fat
C. both
Question Number 37
If a pair of carbon atoms is joined by a double dond, the fatty acid is ___________
A. saturated
B. unsaturated
C. both
Question Number 38
what are steroids
A. they form memebranes,store energy, messengers
B. take energy
C. don't serve as messengers
Question Number 39
nucleic acids are made of what
A. rna and dna
B. rna and fna
C. dna and tna
Question Number 40
what is the cell theory
A. all living things are composed of cells,cells are the basic units of structure in living things and all cells come from preexisting cells
Question Number 41
All cells have what 3 things
A. cell wall, cell membranse, and brain
B. cell wall, cell membrane, and nucleus
Question Number 42
what is diffusion
A. movement of materials through the nucleoids
B. the process by which molecules of a substance move from areas of high to low concentration
Question Number 43
what is osmosis
A. the diffusion of water molecules through a selectively permeable membrane
B. the process by which molecules of a substance move from areas of high to low concentration
Question Number 44
what is fascilitated diffusion
A. diffusion of materials across a cell membrane assisted by carrier proteins
B. organism that can survive without oxygen
Question Number 45
what is active transport
A. energy requiring process that enables a material to move across a cell membrane against a concentration difference.
Question Number 46
passive transport
A. movement of substances across a cell without energy
B. movement of substances across a cell using energy
Question Number 47
what is cell speacialization
B. cells are uniquely suited to not perform a particular function within the organism
C. cells are uniquely suited to perform a particular function within the organism
Question Number 48
what are the levels of cell organization
A. cells, tissues, organs, and organ systems that make up the organism.
Question Number 49
what is DR.GOMARSH
A. Development,Response,Growth,Organization,Metabolism,Adaptation,Reproduction,Stimuli,Homeostasis

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