Answers Plant nutrients are restored during the fallow period through Plant nutrients are restored during the fallow period through A. reduced soil erosion B. accumulation of soil organic matter C. reduced evaporation from the soil D. accumulation of farmyard manure Correct Answer: Option B Explanation
Answers The area of a circle of radius 4cm is equal to (Take π = 3.142… The area of a circle of radius 4cm is equal to (Take π = 3.142 ) A. 10.3cm2… Read More
Answers A cell of e.m.f. 1.5V is connected in series with a resistor of resistance 39…. A cell of e.m.f. 1.5V is connected in series with a resistor of resistance 39. A high-resistance voltmeter… Read More
Answers The innermost section of the Earth is the The innermost section of the Earth is the A. core B. mantle C. crust D. sial Correct Answer:… Read More
Answers If ray travelling in air is incident on a transparent medium as shown in the… If ray travelling in air is incident on a transparent medium as shown in the diagram, the refractive… Read More
Answers The soil around a battery manufacturing factory is likely to contain a high concentration of? The soil around a battery manufacturing factory is likely to contain a high concentration of? A. Ca2+ salts… Read More