Important GK Questions for UP Police SI: 10th March 2020

UP SI GK Questions
1. Vinegar is trade name of? 
A. Acetic acid 
B. Chloroform 
C. Carbon tetrachloride 
D. Ethyl alcohol  
Answer: option A 
Solution: vinegar is an  aqueous solution of Acetic Acid and trace chemicals that may include boring. usually acetic acid is  produced by  the fermentation of ethanol sugars by Acetic Acid bacteria . trade name of vinegar includes acetic acid ,ethanoic acid.

2. Turpentine is obtained from? 
A. Pines 
B. Cedrus 
C. Eucalyptus 
D. Taxis 
Answer: option A 
Solution : turpentine (also called spirit of turpentine oil of turpentine , wood turpentine and colloquially turps) is a fluid obtained by the distillation of Resin from live trees mainly pines  . It is mainly used as a solvent and as a source of material for Organic synthesis. 
3. The metal Ion involved in stomatal regulation is ? 
A. Iron 
B. Magnisium 
C. Zinc 
D. Potassium  
Answer: option D 
Solution : each stomata has two dumb-bell for kidney shaped cells depending on  plant type called guard cell surrounded by a few specialised epidermal cells called subsidiary cells .the opening and closing of stomatal aperture is regulated by turgidity of guard cells which is brought about by entry or exit of K + ions. 
4. Which of the following is correctly matched 
A. The Pallavas Monolithic rathas  
B. The cholas- Gandhara art 
C. The Gupthas- persian art 
D. The Kushans- structural temples 
Answer : option A 
Solution Pallavas and the Monolithic Rathas is the correct match 
5. Which among the following is India’s oldest dynasty? 
A. Maurya 
B. Gupta 
C. Vardhana 
D. Kushans 
Answer : option A 
Solution: the oldest Indian Dynasty is Mauryan dynasty established around 320 BC by Chandragupta Maurya along with Chanakya .