Quiz
UNIT 2 -- LIVING ENVIRONMENT
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Questions in this quiz (4)
1Fill in the blanks below with the short form of the elements already given.
1) Carbon: __[blank_start]C[blank_end]__ 2) Oxygen: __[blank_start]O[blank_end]__ 3) Hydrogen: __[blank_start]H[blank_end]__ 4) Nitrogen: __[blank_start]N[blank_end]__- AC
- BO
- CH
- DN
2Fill in the blanks with the complete form of the following short form elements.
1) C: ___[blank_start]Carbon[blank_end]____ 2) O: ___[blank_start]Oxygen[blank_end]___
3) H: __[blank_start]Hydrogen[blank_end]__ 4) N: ___[blank_start]Nitrogen[blank_end]__- ACarbon
- BOxygen
- CHydrogen
- DNitrogen
3Choose the correct meaning for the following words (choose the letter representing the correct answer before the word).
1) Element: ( [blank_start]B[blank_end] )
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.- AA
- BB
- CC
- DD
4Choose the correct meaning for the following words (choose the letter representing the correct answer before the word).
2) Molecule: ( [blank_start]D[blank_end] )
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.- AA
- BB
- CC
- DD
Information
- Description
- Aim: What are organic compounds?
- Author
- Xiyuan Li
- Language
- English
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- 76
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