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Worksheets

Organic

Total questions: 25

Worksheet time: 25mins

Name
Class
Date
1.

Which of the following is a necessary component of an organic molecule?

a)

Phosphate

b)

Carbon

c)

Nitrogen

d)

Sulfur

2.

Which of the following is NOT one of the four major organic molecules?

a)

Lipids

b)

Nucleic Acids

c)

Amino Acids

d)

Carbohydrates

3.

A ___ is a subunit of an organic molecule.

a)

Monomer

b)

Polymer

4.

Which of the following has the most energy (calorie) per gram?

a)

Lipids

b)

Carbohydrates

c)

Nucleic Acids

d)

Protein

5.

What is the difference between organic, and inorganic matter?

a)

The primary difference between organic vs. inorganic compounds is that organic compounds always contain carbon while most inorganic compounds do not contain carbon.

b)

The primary difference between organic vs. inorganic compounds is that organic compounds always contain steel while most inorganic compounds do not contain steel.

6.

Which element is found in all organic molecules?

a)

Oxygen (O)

b)

Carbon (C)

c)

Hydrogen (H)

d)

Nitrogen (N)

7.

the study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds​ ​ (a)  

Choose from the below words

Organic chemistry

Catacoustics

Abyssal

Gluon

8.

Very long organic molecules that consist of carbon, oxygen, hydrogen, nitrogen, and phosphorus that would be found in nucleus with DNA.

a)

Nucleic Acid

b)

Carbohydrate

c)

Protein

d)

Lipid

9.

Sugar and cellulose are examples of..

a)

Lipids

b)

Carbohydrates

c)

Nucleic Acids

d)

Proteins

10.

Fats, oils, and waxes are...

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

11.

Functions include contraction of the muscles, transporting substances in the body, and speeding up chemical reactions (enzymes).

a)

Carbohydrate

b)

Lipid

c)

Nucleic Acid

d)

Protein

12.

Name this compound

a)

2,2-dimethyl-4-ethylhexane

b)

4-ethyl-2,2-dimethylhexane

c)

3-ethyl-5,5-dimethylhexane

d)

4-ethyl-2-methylhexane

13.

Name this organic molecule.

4 lines
14.

Which of the following compounds is an example of hydrocarbon?

a)

CO2

b)

C2H6

c)

C2H5OH

d)

CH3COOH

15.

Which formula represents a saturated hydrocarbon?

a)

A

b)

B

c)

C

d)

D

16.

Name the compound.

a)

nonene

b)

2,2-dimethylhept-3-ene

c)

1,1,5-trimethylhex-2-ene

d)

2,6-dimethylhept-3-ene

17.

Name this organic molecule.

4 lines
18.

Name this organic molecule.

4 lines
19.

Which compound belongs to the alkene family?

a)

C2H2

b)

C2H4

c)

C6H6

d)

C6H14

20.

Which of the following is a characteristic of organic compounds?

a)

They always contain carbon.

b)

They are always soluble in water.

c)

They are always gases at room temperature.

d)

They always contain nitrogen.

21.

What type of bond is most commonly found in organic molecules?

a)

Ionic bond

b)

Covalent bond

c)

Hydrogen bond

d)

Metallic bond

22.

Which of the following is an example of an organic compound?

a)

H2OH_2O

b)

NaClNaCl

c)

CH4CH_4

d)

CO2CO_2

23.

In organic chemistry, what is the term for compounds with the same molecular formula but different structural formulas?

a)

Isotopes

b)

Isomers

c)

Polymers

d)

Allotropes

24.

Which functional group is present in alcohols?

a)

Carboxyl group

b)

Hydroxyl group

c)

Amino group

d)

Carbonyl group

25.

What is the main source of organic compounds in nature?

a)

Minerals

b)

Petroleum

c)

Water

d)

Air