Question

important quesroom class 10th

Answer 1

chapter 12 electricity
3.Study the following electric circuit and find (i) the current flowing in the circuit and (ii) thepotential difference across 10 Ω resistor.

Answer 2

For class 10 sa 2 (for science examination) these following questions are often comes :--

1.Name the major Green house gas responsible for causing global warming.
2.A fish weighs less in water than air. Why?
3.Define wavelength and amplitude.
4.Differentiate Kinetic energy and Potential energy. (2 points)
5. Give the scientific term for the following:--a)A substance that is injected into the body to protect against a specific disease
b)A chemical substance obtained from microbes to stop the growth of specific kinds of microbes
c)The body part of the host where a pathogen attacks and manifests the symptoms of the diseases.
6.State the major characteristic considered for classifying the organisms.
7.What is nitrogen fixation? How is it carried in nature?