MEDIUM
CTET Paper 2
IMPORTANT
Earn 100

A student puts a drop of dilute solution of sodium hydroxide first on a blue litmus paper and then on a red litmus paper. He would observe that:

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Important Questions on Materials of Daily Use

MEDIUM
CTET Paper 2
IMPORTANT
Science and Pedagogy CTET and TETs>Chapter 4 - Materials of Daily Use>Previous Years' Questions>Q 61
You have phenolphthalein solution in three test tubes A, B, and C. On putting 2-3 drops of dilute hydrochloric acid in A, a solution of sodium hydroxide in B and distilled water in C, if you immediately observe the color of the solution in each test tube, then you will find that the solution in test tube _____.
EASY
CTET Paper 2
IMPORTANT
Science and Pedagogy CTET and TETs>Chapter 4 - Materials of Daily Use>Previous Years' Questions>Q 62

Tartaric acid is found in:

1. Lemons

2. Amla

3. Unripe mangoes

4. Grapes

EASY
CTET Paper 2
IMPORTANT
Science and Pedagogy CTET and TETs>Chapter 4 - Materials of Daily Use>Previous Years' Questions>Q 63
The common characteristic properties of plastics are _____.
EASY
CTET Paper 2
IMPORTANT
Science and Pedagogy CTET and TETs>Chapter 4 - Materials of Daily Use>Previous Years' Questions>Q 64
You have two test tubes A and B. Test tube A contains paste of turmeric, whereas test tube B contains aqueous solution of phenolphthalein. On adding a few drops of dilute hydrochloric acid to these test tubes the contents of _____.
EASY
CTET Paper 2
IMPORTANT
Science and Pedagogy CTET and TETs>Chapter 4 - Materials of Daily Use>Previous Years' Questions>Q 65
Nitrous oxide is called _____.
EASY
CTET Paper 2
IMPORTANT
Science and Pedagogy CTET and TETs>Chapter 4 - Materials of Daily Use>Previous Years' Questions>Q 66
Ant sting contains _____.
MEDIUM
CTET Paper 2
IMPORTANT
Science and Pedagogy CTET and TETs>Chapter 4 - Materials of Daily Use>Previous Years' Questions>Q 67
Name an acid used for removing ink stains:
EASY
CTET Paper 2
IMPORTANT
Science and Pedagogy CTET and TETs>Chapter 4 - Materials of Daily Use>Previous Years' Questions>Q 68
Natural fibers are _____.