Everyday Science MCQs

5120 MCQs  (Page 294 of 512)

Attempt Everyday Science MCQs Quiz
Spontaneous reactions are_______________?
A. Moderate
B. Slow
C. Fast
D. Not natural
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Unit of rate of reaction is_________________?
A. Moles dm-3 sec-1
B. Moles dm-3
C. Moles sec-1
D. Mol-1 dm3 sec-1
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Rate of disappearance of reactant is equal to_________________?
A. Rate of reaction
B. Rate of formation of product
C. Energy released during reaction
D. A and b
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Which of the following potassium fertilizers are more useful for horticultural crops tobacco & potatoes ?
A. Kci
B. Kno3
C. K2so4
D. Kmno4
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Argillaceous material does not include________________?
A. Vlay
B. Marine shells
C. Slate
D. Blast furnace slag
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The nutrients which are required in very small amount for the normal growth of plants are called_________________?
A. Nitrogenous fertilizers
B. Micronutrients
C. Phosphorus fertilizer
D. All of the above
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Which one of the following is an inorganic fertilizer ?
A. Manure
B. Urea
C. Ammonium nitrate
D. All
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The potassium present in plant help the plant to___________________?
A. Form starch sugar and fibrous material
B. Ripen the seeds and fruits
C. Increase the resistance against disease
D. All the above statements are correct
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What is clinker ?
A. Roasted calcareous material
B. Roasted argillaceous material
C. Roasted calcareous and argillaceous material
D. Roasted gypsum
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Phosphorus helps in the growth of_________________?
A. Root
B. Leave
C. Stem
D. Seed
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Word of the Day
25 Jul
January
a preference or special liking for something; a bias in favour of something.
2021:00:00

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