Science KBC Quiz & KBC Questions, Multiple Choice Questions and Answers

Question: Where are Minor Arcana and Major Arcana found?

1. The zodiac
   
2. Mars
   
3. Tarot deck
   
4. Human brain
   

Incorrect Answer

Correct Answer

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Question: What type of ions do bases release into a solution?

1. Nitrogen ions
   
2. Hydrogen ions
   
3. Hydroxide ions
   
4. Sodium ions
   

Incorrect Answer

Correct Answer
Sodium hydroxide is an example of a base. Notice the second word in this base.

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Question: During the chemical process of hydrolysis what is reversed?

1. Cellular respiration
   
2. Photosynthesis
   
3. Dehydration synthesis
   
4. Polymerization
   

Incorrect Answer

Correct Answer
Dehydration synthesis is a chemical process in which monosaccharides combine together to form a larger, more complex molecule. During this process, a single molecule of water is released.

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Question: The covalent bonds which hold amino acids together are called what?

1. Peptide bonds
   
2. Aminic bonds
   
3. Ionic bonds
   
4. Atomic bonds
   

Incorrect Answer

Correct Answer
Peptide bonds enable amino acids to form chains of extremely long length.

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Question: A molecular model which shows how the atoms in a molecule are arranged is called a(n) what?

1. Atomic model
   
2. Structural model
   
3. Chemical model
   
4. Arranged model
   

Incorrect Answer

Correct Answer
Structural models are important when showing how small molecules can become larger molecules.

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Question: Valine, Alanine, Glycine, and Threonine are all examples of what?

1. Carbohydrates
   
2. Amino acids
   
3. Bases
   
4. Nucleic acids
   

Incorrect Answer

Correct Answer
Amino acids are the building blocks of proteins and are classified as monomers.

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Question: Cholesterol is an example of what type of lipid?

1. Fat
   
2. Oil
   
3. Sterol
   
4. Phospholipid
   

Incorrect Answer

Correct Answer
A sterol is a lipid which is important in the building of cellular substances and helps send chemical messages from one area to another.

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Question: What is the more common name for a polymer of amino acids?

1. Carbohydrate
   
2. Enzyme
   
3. Sugar
   
4. Protein
   

Incorrect Answer

Correct Answer
A protein is an organic compound which contains nitrogen, carbon, hydrogen, and oxygen compounds. It is composed of 100's to 1,000's of amino acids.

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Question: Liposomes are characteristic of what type of lipid?

1. Lipolipid
   
2. Glycerol
   
3. Sterol
   
4. Phospholipid
   

Incorrect Answer

Correct Answer
A phospholipid is a type of lipid which contains a part which dissolves well in water and a part that doesn't.

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Question: What is an oily or waxy organic compound called?

1. Fatty acid
   
2. Phospholipid
   
3. Lipid
   
4. Sterol
   

Incorrect Answer

Correct Answer
A lipid can be used to store excess energy or sugar, to produce biological membranes, and to help send chemical messages from one area to another.

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