What is the roadmap from learner to creator or even admin?What are the special facilities that the creator and admin get besides creating notes?Is the traffic on mattrab increasing or is it decreas...

Recently we're working to degrade accounts with 0 contributions from creator to learner. If you're a learner and very keen to be a creator, you must keep posting interesting questions and contact to admins from the Facebook Group of Mattrab Community. For being an admin, you must be in grade 12, either completed or recently enrolled, your notes, and all your records and contributions will be verified for that

What was he so biased about sciences especially astronomy and chemistry?

He was so biased about science especially astronomy and chemistry because science was his study of interest. Next, there seemed to be many books of wider sections which he couldnot study all. Therefore, he preferred in science. 

Explain the various aspects of health, population and environment.

Health, population and environment are interrelated to each other by different aspects like physical, biological, social, economic, science & technology, political, psychological aspects.

-Physical:
Physical aspects includes natural and artificial resources. The condition of physical resources affect the different aspect of health and population. The availability of different physical facilities generates good food, health...