Matter And Its Nature Questions & Answers: part7



Matter And Its Nature QUESTIONS AND ANSWERS :: part7 : 1 to 5

Following Matter And Its Nature Multiple choice objective type questions and answers will help you in many competitive written examinations and inteview 2024 like SSC exams :

1.Acids are chemical substances that contain …………….ions

hydroxyl
oxide
hydrogen
salt

2.Lichens are the source of …………….

phenolphthalein
methyl orange
dye
litmus

3.Caustic soda is ……………..

Sodium hydroxide
Potassium hydroxide
Calcium hydroxide
Ammonium hydroxide

4.Cells in the human body contain acids. They are ……………..

deoxy ribonucleic acid
amino acids
both (Opt1) and (Opt2)
mineral acids

More Matter And Its Nature QUESTIONS AND ANSWERS available in next pages

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