Rayon is chemically
1 Glucose
2 Amylase
3 Cellulose
4 Pectin
What does the Haversion central canal in each osteon contains?
Water is a good solvent of ionic salts because 1 It has no colour 2 It has a high boiling point 3 It has a high dipole moment 4 It has a high specific heat
What are the points to be born in mind while eating to avoid disease?
A mixture of water and alcohol can be separated by 1 Filtration 2 Evaporation 3 Distillation 4 Decantation
what is the smallest fish?
What are vitamins ? describe different kinds of vitamins
How can we determine the no: of revolutions of earth around sun?
different types of satellite?
Explain about the methods of sterilization of DMEM?
The pink color of Bayer’s reagent is discharged when acetylene is passed through it. This is due to the formation of 1 Acetic acid 2 Ethylene 3 Water 4 Oxalic acid
The group of metals Fe, Co, Ni may be best called as 1 Alkali metals 2 Rare metals 3 Main group metals 4 Transition metals
What are pulsars?