9th Grade Biology Final Review Test Section I
(123).jpg "9th Grade Biology Final Review Test Section I")
9th Grade Biology Final Review Test! Are you preparing for your final biology exam as a ninth-grader? The quiz below is meant for you. This first section of the final's quiz is designed to build up your revision before the exam. Give the test a try and gauge your preparedness. All the best, as you try it.
- 1.What is an element?
- A.
Something in the atomic table
- B.
A positively charged molecule
- C.
A substance composed of atoms
- D.
Many atoms bonded together
- 2.What is a compound?
- A.
Many atoms bonded together
- B.
What makes up an atom
- C.
A substance composed of atoms
- D.
What makes up an element
- 3.A proton is positively charged.
- A.
True
- B.
False
- 4.A Neutron is negetively charged.
- A.
True
- B.
False
- 5.An electron has a neutral charge
- A.
True
- B.
False
- 6.An atom is a basic unit of matter that consists of a dense central nucleus surrounded by a cloud of negatively charged electrons.
- A.
True
- B.
False
- 7.An isotope has the same number of neutrons, protons and electrons.
- A.
True
- B.
False
- 8.What is a non-polar bond?
- A.
A bond between two water molecules
- B.
An H2O bond
- C.
Equal sharing of electrons
- D.
Carboxyl/amine group bond
- 9.What is a hydrogen bond?
- A.
Formed between a cation and an anion
- B.
Weak bond using hydrogen
- C.
Sharing of electrons
- D.
Synonym of an ionic bond
- 10.A peptide bond is a bond between a carboxyl and an amine group.
- A.
True
- B.
False
- 11.Which of these are monosaccharides?
- A.
Glucose
- B.
Starch
- C.
Fructose
- D.
Lipids
- E.
Glactose
- F.
Chitin
- 12.A monomer is something that can be bonded with other monomers to form polymers.
- A.
True
- B.
False
- 13.Which of these are monomers?
- A.
Nucleotides
- B.
Amino Acids
- C.
Triglycerides
- D.
Monosaccharides
- E.
Glycerol + 3 fatty acids
- F.
Carbonyls
- 14.Which of these describe DNA
- A.
Structure = Double Helix
- B.
Structure = Multiple structures
- C.
N-base = Adenine, Thymine, Cytosine, Guanine
- D.
N-base = Adenine, Uracil, C, G
- E.
Function = genetic code, messenger, transports, structural
- F.
Sugar = deoxyribose
- G.
Sugar = ribose
- H.
Function-genetic code
- 15.An ionic bond is a bond between two opposite charges. Cation to anion
- A.
True
- B.
False
- 16.A bond between a two sugar groups and a phosphate group is a ____________.
- 17.A covalent bond joining two amino acids is a __________.
- 18.The bonding between fatty acids and glycerol is a ___________.
- 19.Two examples of structural componants are _________ and ___________.
- 20.Two examples that help in cell energy storage are _________ and __________.
- 21.The type of chemical linkage between the monosaccharide units of disaccharides, oligosaccharides, and polysaccharides, which is formed by the removal of a molecule of water is a ___________.
- 22.An H2O bond that does not have equal sharing is a __________.
- 23.When you get hungry you eat. That is an example of ___________.
- 24.The tendency of an organism or a cell to regulate its internal condition, usually by a system of feedback control, so as to stabilize health and functioning, regardless of the outside changing conditions is ______________.
- 25.Check all the prokaryotic characteristics.
- A.
Has no nucleus
- B.
Has a nucleus
- C.
Has all organelles
- D.
Cells lack some organelles
- E.
Is unicellular
- F.
Often multicellular
- G.
Cells reproduce using binary fission
- H.
Cells divide using mitosis and meiosis
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