What are resources which are found in a region but have not been utilised called?
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which property of concave mirror is utilised for using them as shaving mirrors?
When an object is placed between the pole and focus of concave mirror a magnified, erect and virtual image is obtained.
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State the two forms of energy in which energy is mainly utilised at our homes.
(i) Heat energy, and (ii) light energy.
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List five things you have done over the last one week to: (i) conserve our natural resources. (ii) Increase the pressure on our natural resources...
(i) Five things that I have done over the last one week to conserve our natural resources are: (a) Saved electricity by switching off unnecessary lights. (b) Repaired leaky taps for saving...
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Both nucellus and endosperm have abundant reserve food materials. How is their food reservoir utilised in angiosperms ?
The reserve food material is utilised for the development of the embryo in angiosperms
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Which one of the following statements is not true? (a) Ghaggar's water is utilised in the Indira Gandhi canal
(a) Indira Gandhi Canal originated from Harike barrage at Sultanpur on Sutlej but Ghaggar is a tributary of river Saraswati, which ends in the Thar desert.
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"In India, some regions are rich in certain types of resources but deficient in some other resources".
Yes, there are regions which are rich in certain types of resources but are deficient in some other resources. (i) Jharkhand, Chhattisgarh and Madhya Pradesh are rich in minerals and coal...
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Name the spectral series which appear in the region of electromagnetic spectrum. (a) Visible region (b) UV region (c) Far IR region
(a) Balmer Series (b) Lymen Series (c) Pfund Series
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P, Q, R and S are four men. P is the oldest but not the poorest. R is the richest but not the oldest. Q is older than S but not than
(b) Q > S, P > Q, R > Q Age: As, Q > S, P > Q, R > Q Also, P is the oldest. ∴ P > R > Q >...
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Plantation agriculture is practical mainly in the (a) Arid region (b) Mediterranean region (c) Temperate region (d) Tropical region
(d) Tropical region
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When zinc metal is treated with a dilute solution of a strong acid, a gas is evolved, which is utilised in the hydrogenation of oil.
When zinc reacts with dilute solution of strong acid, it forms salt and hydrogen gas is evolved. Zn + 2HCl → 2nCl2 + H2 When a burning splinter is brought near the mouth of the test tube,...
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