Chemistry Of Life - Quiz 3
8 Questions
| Total Attempts: 2934
This quiz concentrates on the 4 macromolecules - carbohydrates, proteins, lipids , and nucleic acides.
Questions and Answers
- 1.Examples of carbohydrates include:
- A.
Fats
- B.
Sugars and starches
- C.
Nucleic acids
- D.
Monomers
- 2.Nucleotides are the building blocks of
- A.
Fats
- B.
Sugars and starches
- C.
DNA and RNA
- D.
Carbohydrates
- 3.
Carbohydrates are a _______ energy source for the body.- A.
Only
- B.
Tertiary
- C.
Secondary
- D.
Primary
- 4.
Fats are a ______ energy source for the body.
- A.
Only
- B.
Tertiary
- C.
Secondary
- D.
Primary
- 5.
(from www.mdk12.org)Use the information and the drawing below to answer the following item. The pitcher plant is a carnivorous plant that consumes various small organisms such as spiders and frogs. The pitcher plant is often found in areas with soil that is very acidic and contains few nutrients. The pitcher plant consumes organisms that help supply the plant with nutrients that are not in the soil. A diagram of the pitcher plant is shown below.In which soil pH range are pitcher plants most likely found?
- A.
4.5-5.5
- B.
7-8
- C.
10.5-11.5
- D.
13-14
- 6.
(from www.mdk12.org)Use the diagram below to answer the following item. Which of these is a nucleotide?
- A.
1
- B.
2
- C.
3
- D.
4
- 7.
(from www.mdk12.org)Use the diagram below to answer the following item. Where is the sugar?
- A.
1
- B.
2
- C.
3
- D.
4
- 8.
(from www.md12.org)Some adult insects are unable to swim but are able to walk on top of water. What characteristic of water enables these insects to walk on top of water?
- A.
Surface tension
- B.
PH
- C.
Solvent properties
- D.
Atomic bonds
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