For the following questions answer them individually
Which of the following micro-organism causes diseases like polio and chicken pox?
Convex mirror is generally used in _____.
What is the SI unit of frequency?
Which among the following is a 'Modifier key'?
Which of the following is an Inert Gas?
Ozone is an ______ of oxygen.
Red data book contains data of which of the following?
Union Cabinet approves amendments in M-SIPS to attract investment in electronics manufacturing. What is the full form of M-SIPS?
Who was the invertor of frozen foods?
Match the following.