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Biology Questions for Railway & SSC CGL Exam  Q1. Peanut plant is  मूंगफली का पौधा क्या है (a) Herb / औषधि (b) Flower/ फूल (c) Bush /झाड़ (d) None of these/ इनमे से कोई नहीं Ans.(a) Sol. Peanut plant is a dicotyledonous herbaceous herb and an annual plant. The pea plant may adapt to a variety of growing conditions, but it prefers cool damp weather with temperature ranging from 60 to 75 degree Fahrenheit. It belongs to a large family of plants, the fabaceae or Leguminosae. Q2. Stem cutting is done generally to grow-  आम तौर पर _____ को बढ़ाने के लिए तने को काटा जाता है. (a) Banana / केला (b) Sugarcane / गन्ना (c) Mango / आम (d) Cotton  / कपास Ans.(b) Sol. Botanically, Sugarcane belongs to the Andropogonae tribe of the family Gramineae. Sugarcane plants are propagated by stem cutting. Stem cutting is segmented parts of the stem or entire stems detached from the main branch. Q3. Clove is a-  लॉन्ग एक है-  (a) Buds of stem/तने की कली (b) B...

Q1. For instant energy, athletes take  (a) Sucrose  (b) Vitamin C (c) Sodium chloride (d) Milk Q2. For protection against gamma radiations, the shields used should be made of (a) Iron  (b) Lead (c) Copper (d) Tin Q3. Froth flotation is generally used for the concentration of  (a) Oxide ores (b) Sulphate ores (c) Sulphide ores (d) Carbonate ores Q4. Soaps are obtained from oils and fats by (a) Acid hydrolysis (b) Saponification (c) Steam hydrolysis (d) Fat splitting Q5. Gelatin is added to ice cream to (a) Hasten freezing (b) Avoid crystal formation (c) Give flavor and taste (d) None of the above Q6. Glass is a good (a) Insulator (b) Semi-conductor (c) Electrical conductor (d) Thermal conductor Q7. Glycol is added to aviation petrol because it (a) Minimizes the loss of petrol (b) Increases the efficiency of the fuel (c) Prevents the engine from heating up (d) Prevents the freezing of petrol Q8. Gypsum is (a) CaSO_4 2H_2 O (b) 2CaSO...