Solved Exercise, Bio-12, Ch-27

MAN AND HIS ENVIRONMENT FILL IN THE BLANKS Q.01: Fill in the blanks: (i) The most widely used source of energy on earth is _______. (sun) (ii) When energy changes from one form to another form some _______ is done.…
MAN AND HIS ENVIRONMENT FILL IN THE BLANKS Q.01: Fill in the blanks: (i) The most widely used source of energy on earth is _______. (sun) (ii) When energy changes from one form to another form some _______ is done.…