Which branch studies the environmental hazards of shopping bags?
- Environmental Chemistry
- Geochemistry
- Inorganic Chemistry
- Analytical Chemistry
Answer / جواب
Environmental Chemistry
Class 9 Chemistry Chapter 1 MCQs — States of Matter and Phase Changes
Class 9 Chemistry · Chapter 1 · Retained syllabus for Annual 2027
Practise this chapter online, check each answer and review your result. The current bank contains 5 objective questions for this chapter and medium.
Sample practice questions
Which of these is a man-made polymer?
- Polystyrene
- Starch
- Protein
- Cellulose
Answer / جواب
Polystyrene
Which of these is a colloidal mixture?
- Milk
- Vinegar solution
- Chalk suspension
- Silver chloride suspension
Answer / جواب
Milk
Which mixture is clearly heterogeneous?
- Concrete mixture
- Calcium hydroxide solution
- Potassium nitrate solution
- Sodium chloride solution
Answer / جواب
Concrete mixture
Printable practice
Use custom mode for a chapter paper. Board Annual mode uses the complete prescribed syllabus and published question distribution for supported subjects.