Question

what are the important question for science class 10 fr tmrw exam

Answer 1

For chemistry ..read the equation formats ..know to balance equations and such things..

For biology..read the chapter’s basic concepts from our guide that’s enough and learn the diagrams and read the frequently asked question that sir marked..

For physics..know words to say..read overall the chapters ..don’t go depth in question answers..try to analyse the problems..

NOTE:- don’t learn anything new.. u may fear of it..

All The Best..S.S.H..;)

#Marya..❤️

Answer 2

in which

iExplain why a ray of light passing through the centre of curvature of concave minor gets reflected along the same path.  

Ans.

The light falling on the centre of curvature is reflected back along the same path because the incident ray falls on the mirror along the normal to the reflecting surface.

Q. What is the important function of presence of ozone in earth’s atmosphere?

Ans.

Ozone is the Earth’s natural process for all life forms. It shields our planet from the UV radiations, as these ultraviolet rays are harmful for all the living things. Therefore, any change in the size of this layer will automatically affect the life of people, plants and animals living on earth.