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BIO TEST Review
BIO TEST Review
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A BIO Quiz to introduce the basics of Biology to students.
Flashcards
22 cards
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Practice quiz
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Questions
22
Answers
1
All matter in the universe is composed of?
molecules
plasma
atoms
energy
2
When salt is dissolved in water; water is the?
Solvent
Salt
Beaker
Reactant
3
Which of the following properties of water help a paper clip float in a cup of water?
Adhesion
Cohesion
Surface Tension
Liquid
4
What are found in the space surrounding the nucleus of an atom?
protons
electrons
neutrons
ions
5
Which of the following is formed when an atom gains or loses electrons?
Bond
Electron
Compound
Ion
6
Identify the reactants in the chemical reaction CO
2
+ H
2
O →H
2
CO
3
?
None of the above
All of the above
CO2
CO2 + H2O
7
Which of the following makes up a molecule of water?
6 atoms of water and 4 atoms of oxygen
2 atoms of hydrogen and 1 atom of oxygen
1 atom of hydrogen and 1 atom of oxygen
10 atoms of oxygen and 1 atom of water
8
In chemical reactions; atoms are?
Changed
Rearranged
Distorted
Neutralized
9
Which of the following characteristics of water is a result of hydrogen bonding?
adhesive strength
capillarity
cohesive strength
All of the above are a result of hydrogen bonding?
10
The three particles that make up an atom are?
neutrons, isotopes, and electrons
cells, ions, neutrons
protons, neutrons, and electrons
DNA, water molecules, ions
11
Water molecules are polar, with the?
neither positive or negative sides
all sides are equally positive
oxygen being slightly negative; hydrogen slightly positive
oxygen and hydrogen sides being slightly negative
12
Substance formed by combining 2 or more elements in definite amounts?
Enzyme
Compound
13
Substances are changed into different substances when bonds break and form during?
Chemical Imbalance
Chemical Equilibrium
Homeostasis
Chemical Reactions
14
What type of bond has atoms sharing electrons?
Ionic bonds
Covalent bonds
Polymers
Monomers
15
Which of the following properties of water do plants use to draw water up through their stems?
High Specific Heat
Capillary Action
Magic
Photosynthesis
16
What is the smallest unit of living organisms?
Protons
Energy
Organism
Cell
17
A substance that is composed of only one type of atom is called?
Ion
Molecule
Isotope
Element
18
Attraction between molecules of different substances is called?
Capillary Action
Adhesion
Cohesion
Surface Tension
19
Chemical reactions that absorb more energy then they release are called?
Exothermic
Explosive
Sustainable
Endothermic
20
A solution with a neutral ph has an equal number of?
Hydrogen and water ions
Hydrogen (H+) and Hydroxide (OH-) Ions
Hydroxide and air ions
Hydrogen (H+) and Hydronium Ions (H3O+)
21
Which phrase best describes an atom?
water
smallest basic unit of matter
a group of bonds
substance that includes covalent bonds
22
The nucleus of an atom is made up of?
protons, and neutrons
ions, neutrons, and protons
protons, neutrons, and electrons
protons, and electrons
