Biology Chapter 3 Test Part 1
Biology is the scientific study of life, and when we say that, we mean every ounce of life on the face of this planet. The study of biology encompasses every aspect of life from a scientific point of view, looking at the animals in the animal kingdom, microscopic organisms which can’t be seen by the naked eye, plants and flowers and even you! What do you know about biology? Take the quiz!
- 1.Which of the following is an organic molecule?
- A.
CO
- B.
O2
- C.
H2O
- D.
All of these are correct.
- E.
C6H12O6
- 2.Which of these is not a characteristic of carbon?
- A.
Forms four covalent bonds
- B.
Bonds with other carbon atoms
- C.
Is sometimes ionic
- D.
Can form long chains
- E.
Sometimes shares two pairs of electrons with another atom
- 3.Organic molecules containing carboxyl groups are
- A.
Nonpolar.
- B.
Basic.
- C.
Acidic.
- D.
All of these are correct
- 4.. Monomers are attached together to create polymers when a hydroxyl group and a hydrogen atom are ____________ in a ____________ reaction.
- A.
Added, dehydration
- B.
Added, hydrolysis
- C.
Removed, dehydration
- 5.Glycerol subunit is
- A.
Carbohydrate
- B.
Lipid
- C.
Protein
- D.
Nucleic acid
- 6.Glycogen subunit is
- A.
Carbohydrate
- B.
Lipid
- C.
Protein
- D.
Nucleic acid
- 7.Nucleotide subunit is
- A.
Nucleic acid
- B.
Protein
- C.
Lipid
- D.
Carbohydrate
- 8.Amino acid subunit is
- A.
Carbohydrate
- B.
Protein
- C.
Lipid
- D.
Nucleic acid
- 9.Which of the following is a disaccharide?
- A.
Glucose
- B.
Fructose
- C.
Ribose
- D.
Maltose
- 10.Plants store glucose as
- A.
Maltose.
- B.
Starch.
- C.
Glycogen.
- D.
None of these are correct.
- 11.Which of these makes cellulose nondigestible in humans?
- A.
A polymer of glucose subunits
- B.
A fibrous protein
- C.
The linkage between the glucose molecules
- D.
The peptide linkage between the amino acid molecules e. ionization of the carboxyl groups
- 12.14. A triglyceride contains
- A.
Glycerol and three fatty acids.
- B.
Glycerol and three sugars.
- C.
Protein and three fatty acids.
- D.
Protein and three sugars.
- 13.A fatty acid is unsaturated if it
- A.
Contains hydrogen.
- B.
Contains carbon— carbon double bonds.
- C.
Contains a carboxyl ( acidic) group.
- D.
Bonds to glycogen.
- E.
Bonds to a nucleotide.
Questions: 16 | Attempts: 70466 | Last updated: Mar 22, 2022
-
Sample QuestionWhat is the function of a cell wall?
Questions: 10 | Attempts: 57717 | Last updated: Mar 22, 2022
-
Sample QuestionA Cell builds it's proteins from the Instructions encoded inits _________?
Questions: 15 | Attempts: 37447 | Last updated: Mar 22, 2022
-
Sample QuestionA cell will swell up if ___________________________.
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