Class 7 Science MCQs - Chapter 22
Solutions Multiple Choice Questions (MCQs) PDF Download - 13
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The Solutions Multiple Choice Questions (MCQs) with Answers PDF (solutions MCQs PDF e-Book) download Ch. 22-13 to study Grade 7 Science Course. Learn Solutions Quiz Questions and Answers for online certificate programs. The Solutions MCQs App Download: Free learning app for acids and alkalis, solutes solvents and solution, solubility test prep for distance learning.
The MCQ: The dyes of 'litmus' are made from; "Solutions" App Download (Free) with answers: Lichens; Rhizoids; Mycorrhizae; Algae; for online certificate programs. Solve Acids and Alkalis MCQ Questions, download Google eBook (Free Sample) for online courses.
Solutions MCQs with Answers PDF Download: Quiz 13
The dyes of 'litmus' are made from
- rhizoids
- lichens
- mycorrhizae
- algae
The antacids that are used for treating indigestion contain
- potassium hydroxide
- sodium hydroxide
- magnesium carbonate
- magnesium hydroxide
Plants absorb mineral salt and fertilizers which are dissolved in
- air
- soil
- water
- leaves
An important factor on which solubility depends, is the nature of
- solvent
- surface area
- conditions
- apparatus
If more than one drug is used to treat specific illness, they can be mixed in
- common solvent
- different solvents
- oral dose
- one of above
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