Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Biology Biology in Human Welfare Biology in Everyday Life
The synthetic textile fiber 'Modal' is derived from which of the following sources?
1
Bamboo pulp fiber
2
Beech tree pulp fiber
3
Eucalyptus pulp fiber
4
More than one of the above
5
None of the above