Question
Which of the following force holds protons and neutrons
inside the nucleus of an atom?Solution
The known forces of nature can be divided into four- gravity, electromagnetism, weak nuclear force and strong nuclear force. It is the strong nuclear force which holds protons and neutrons together inside an atom. Whereas weak nuclear force is responsible for the existence and structure of nuclei including radioactivity and nuclear fusion. Hence, option C is correct.
What type of forest is composed of trees of different ages with more than 25% age difference permitted?
Which state of India has the highest area under forest?
Agroforestry system where fruit trees & pasture are grown together          Â
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The most suitable irrigation method for horticultural trees is ___
An aggregation of trees occupying a specific area that is sufficiently uniform in composition, age, arrangement, and condition, distinguishing it from a...
Downy mildew or green ear disease of bajra is caused by
According to Champion and Seth (1967), which is NOT one of the 5 major groups of forests in India?
Which of the following substances is specifically used as a miticide, a chemical agent designed to target and control populations of mites, which are s...
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