The low temperature treatment that shortens the period between sowing and the flowering is called
Options
(a) chemotaxy (b) freezing injury (c) vernalization (d) devermalization
Correct Answer:
vernalization
Explanation:
Photoperiodism is the response […]
The following composition is known as “Bordeaux mixture”.
Options
(a) Borax and copper sulphate (b) Orthoboric acid and ferrous sulphate (c) Sodium borate and zinc sulphate (d) Copper sulphate and lime
Correct Answer: […]
Dead burnt plaster is
Options
(a) CaSO₄.2H₂O (b) MgSO₄.7H₂O (c) CaSO₄.1/2H₂O (d) CaSO₄
Correct Answer:
CaSO₄
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Which one of the following compounds is used as a body deodorant
Options
(a) Aspirine (b) Omeprazole (c) Indigosol-O (d) p-Chlorometaxylenol
Correct Answer:
p-Chlorometaxylenol
Explanation:
No explanation available. Be the first to write […]
When excess ammonia is added to CuSO₄ solution the deep blue complex obtained is
Options
(a) tetrahedral and paramagnetic (b) tetrahedral and diamagnetic (c) square planar and diamagnetic (d) square planar and paramagnetic
A substance with initial concentration of a mol dm⁻³ follows zero order kinetics. The time is takes for the completion of the reaction is (k = rate constant)
Options
(a) k/a (b) a/2k […]
The amount of copper deposited by one Faraday current will be maximum in an acidic solution of one litre of
Options
(a) 1 M Cu₂Cl₂ (b) 2 M Cu(NO₃)₂ (c) 5 M CuSO₄ […]
A particular solid is very hard and has a very high melting point. In solid state it is a non conductor and its melt is a conductor of electricity . Classify the solid
Options […]
Which one of the following is the heaviest
Options
(a) One molecule of oxygen (b) One molecule of Sulphur trioxide (c) 100 amu of uranium (d) 10 moles of Hydrogen
Correct Answer:
10 […]
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