How are monosaccharides distinguished from polysaccharides?
- They contain many linked sugar units
- They are made of amino acids
- They consist of single sugar units
- They all form plant cell walls
Answer / جواب
They consist of single sugar units
Class 9 Biology Chapter 6 MCQs — Biomolecules
Class 9 Biology · Chapter 6 · Retained syllabus for Annual 2027
Practise this chapter online, check each answer and review your result. The current bank contains 9 objective questions for this chapter and medium.
Sample practice questions
Which statement about cellulose is correct?
- It provides structural support in plant cell walls
- It readily dissolves in water
- It is digested by human digestive enzymes
- It is very sweet
Answer / جواب
It provides structural support in plant cell walls
Which protein transports oxygen in blood?
- Haemoglobin
- Keratin
- Insulin
- Collagen
Answer / جواب
Haemoglobin
Which amino-acid component determines its differing properties?
- R group
- Shared carboxyl group
- Shared hydrogen atom
- Shared amino group
Answer / جواب
R group
Printable practice
Use custom mode for a chapter paper. Board Annual mode uses the complete prescribed syllabus and published question distribution for supported subjects.