Class 10 Science Student Questions

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Showing: Class 10 / Science (5 questions)

by HIYA KAPADIA · Class 10

The term 'biology' was coined by:

Science Other 0 0 answers 0%
by YADNYA SURJEKAR · Class 10

An object 10 cm high is placed at a distance of 20 cm in front of a convex lens. An erect image 25 cm high is formed on the same side of the lens as the object is. Find the focal length of the lens if the distance between the object and the image formed is 30 cm.

Science Other 0 0 answers 0%
by YADNYA SURJEKAR · Class 10

A convex lens with a focal length of 12 cm has an object at a distance of 20 cm in front of the lens. A blurred image is obtained on the screen placed at a distance of 23 cm in front of the lens. In order to obtain a clear image, the screen has to be moved:

Science Other 0 0 answers 0%
by YADNYA SURJEKAR · Class 10

A blood donor is found to have antigen B in his blood. The donor can donate blood to individuals having blood group:

Science Life Processes 0 0 answers 0%
by YADNYA SURJEKAR · Class 10

Assertion (A): DNA replication must occur before mitosis begins. Reason (R): DNA replication ensures each daughter cell receives a full set of genetic material.

Science Other 0 0 answers 0%

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