RRB GROUP D SCIENCE QUIZ

Attempt now to get your rank among 9 students!

Question 1:

Urea is a nitrogen-release fertilizer. It contains

Question 2:

The black tarry material obtained from coal on strong heating in the absence of air is 

Question 3:

Which metal is electroplated to get hard, scratch-resistant and shiny deposit?

Question 4:

Fleming's right hand rule is used to find the direction of which of the following?

Question 5:

What is the maximum number of different electrical combinations possible with three equal resistances?

Question 6:

Plasmids are used as cloning vectors for

Question 7:

Which factor is responsible for the initiation of replication in DNA?

Question 8:

Who invented CT scan?

Question 9:

Under which group do the plants with the most simple central structure come?

Question 10:

______was the first person who discovered cells?