Consider the following statements (i-iv) each with one or two blanks:
(i) Bears go into —---1—-- during winter to —--2—-- cold weather.
(ii) A conical age pyramid with a broad base represents —-3—- human population.
(iii) A wasp pollinating a fig flower is an example of —-4—-.
(iv) An area with high levels of species richness is known as —-5—- .
Which of the following options, gives the correct fill ups from the respective blank numbers from 1 to 5 in the statements-