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Chemistry — Junior

Matter, materials, acids & bases, changes around us — Class VI–VIII

Sample Practice Questions

Test for starch uses:
- Fehling's solution
- Benedict's solution
- Iodine solution (turns blue-black)
- Silver nitrate solution
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Answer: Iodine solution (turns blue-black)
The building blocks of proteins are:
- Glucose
- Fatty acids
- Amino acids
- Nucleotides
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Answer: Amino acids
Rust is an example of which type of change?
- Physical change
- Reversible change
- Chemical change
- Nuclear change
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Answer: Chemical change
Oxygen supports:
- Combustion
- Its own burning
- Rusting only
- Corrosion only
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Answer: Combustion

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Practice Questions

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Matter, materials, acids & bases, changes around us — Class VI–VIII.

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