हीरोइन रासायनिक रूप से निम्नलिखित में से किस प्राकृतिक स्रोत से प्राप्त की जाती है?

Who among the following founded the 'Forward Bloc'?

Which of the following statements regarding the Harappan Civilization is NOT correct?

Which ruler is generally credited with unifying much of Northern India under a single empire for the first time?