Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Organic Chemistry
Synthetic fibres are
1
Rayon & Cotton
2
Nylon, Polyester & Jute
3
Rayon, Nylon & Polyester
4
More than one of the above
5
None of the above