General Knowledge Questions And Answers :: General Science: part6



General Knowledge : General Science QUESTIONS AND ANSWERS :: part6 : 26 to 30

Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2014 examinations :

26.Magnesium is essential for plants as its helps in

flowering
root development
fruit ripening
chlorophyll formation

27.The tape of a taperecorder is coated with

Zinc oxide
Copper sulphate
Mica
Ferromagnetic powder

28.Which of the following animals is called a living fossil ?

Polystomella
Peripatus
Sea cucumber
Sacculina

29.A chronometer miasures

sound waves
time
water waves
colour contarast

30.Which of the following is the correct sequence of crop rotation with a view to increase soil fertility ?

Potato, Wheat, Pea, Barley
Wheat, Potato, Barley, Pea
Pea, Barley, Wheat, Potato
Barley, Pea, Wheat, Potato

More General Science QUESTIONS AND ANSWERS available in next pages

    Health is the greatest gift, contentment is the greatest wealth -Buddha
Opportunity is missed by most people because it is dressed in overalls and looks like work.- Thomas Edison