1. In the expansion of (x+1x)10 \left(x+\frac{1}{x}\right)^{10} (x+x1)10 which one is the term not containing x x x ?
252
522
2502
452
2520
2. The manager expects all members of ____to do overtime whenever necessary.
work
staff
employees
team
party
3. Fat and oil together is called
polyester
lipid
glycerin
protein
amide
4. If temperature in Celsius scale is 0 degree then what is its value in Fahrenheit scale?
0
32
80
100
212
5. Oxidation number of Cr in K2Cr2O7− \mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}- K2Cr2O7−
-6
-7
+5
+6
+7