Quiz by Xiyuan Li, created more than 1 year ago

Aim: What are organic compounds?

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	Created by Xiyuan Li about 4 years ago

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UNIT 2 -- LIVING ENVIRONMENT

UNIT 2 -- LIVING ENVIRONMENT

Question 1 of 4

❌ ^-

8

Fill the blank spaces to complete the text.

Fill in the blanks below with the short form of the elements already given.
1) Carbon: 2) Oxygen: 3) Hydrogen: 4) Nitrogen:

Explanation

Question 2 of 4

❌ ^-

8

Fill the blank spaces to complete the text.

Fill in the blanks with the complete form of the following short form elements.

1) C: _ 2) O:

3) H: 4) N: _

Explanation

Question 3 of 4

3

Select from the dropdown list to complete the text.

Choose the correct meaning for the following words (choose the letter representing the correct answer before the word).

1) Element: ( ( A, B, C, D ) )
A. two or more atoms are combined and act as a single particle.
B. substances that make up matters.
C. force (energy) that combines elements chemically.
D. combination of different elements.

Explanation

Question 4 of 4

3

Select from the dropdown list to complete the text.

Choose the correct meaning for the following words (choose the letter representing the correct answer before the word).

2) Molecule: ( ( A, B, C, D ) )
A. force (energy) that combines elements chemically.
B. substances that make up matters.
C. combination of different elements.
D. two or more atoms are combined and act as a single particle.

Explanation