Technique of growing plants without soil in nutrient solution is called
Options
(a) hydroponics (b) aquaculture (c) parthenogenesis (d) tissue culture
Correct Answer:
hydroponics
Explanation:
No explanation available. Be the first to write […]
Pyruvic acid is produced at the end of which of the following?
Options
(a) Calvin cycle (b) glycolysis (c) ornithine cycle (d) Krebs’ cycle
Correct Answer:
glycolysis
Explanation:
No explanation available. Be the […]
Ammonia gas dissolves in water to form NH₄OH.In this reaction water acts as
Options
(a) a conjugate base (b) an acid (c) a non-polar solvent (d) a base
Correct Answer:
an acid
Explanation: […]
If 10 cm³ solution of H₂O₂ ,on decomposition gives 150 cm³ of O₂ at STP, then volume strength of H₂O₂ is
Options
(a) 20 vol (b) 15 vol (c) 10 vol (d) 30 […]
Bauxite is concentrated by
Options
(a) magnetic separation (b) roasting (c) froth floatation process (d) chemical method
Correct Answer:
chemical method
Explanation:
Bauxite (Al₂O₃.2H₂O) is concentrated by chemical method. In this method bauxite […]
Amines behave as
Options
(a) aprotic acids (b) Lewis acid (c) amphoteric compound (d) Lewis base
Correct Answer:
Lewis base
Explanation:
In amines (-NH₂) nitrogen atom has a lone pair of electron, which […]
When carbon monoxide is passed over solid caustic soda heated to 200⁰ C it forms
Options
(a) HCOONa (b) Na₂CO₃ (c) CH₃COONa (d) NaHCO₃
Correct Answer:
HCOONa
Explanation:
No explanation available. Be the […]
Which of the following is broad spectrum drug
Options
(a) Plasmoquine (b) Chloroquine (c) Chloramphenicol (d) Chloroxylenol
Correct Answer:
Chloramphenicol
Explanation:
No explanation available. Be the first to write the explanation for this […]
Benzene hexachloride is an
Options
(a) antiseptic (b) insecticide (c) catalyst (d) analgesic
Correct Answer:
insecticide
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
The catalyst used in Ziegler process for polythylene manufacture
Options
(a) consists of aluminium chloride and titanium dioxide (b) is vanadium pentoxide (c) consists of aluminium triethyl and titanium tetrachloride (d) is finely […]
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