Biosphere reserves differ from National parks and Wildlife sanctuaries because in the former

  • [AIIMS 2006]
  • A

    human beings are not allowed to enter

  • B

    people are an integral part of the system

  • C

    plants are paid greater attention than the animals

  • D

    living organisms are brought from all over the world and preserved for posterity

Similar Questions

The state of Gujarat has river, desert, forest and lake ecosystems, thus exihibiting a diversity of life. Which measure do you use to denote total diversity in such a case?

In this soil conservation method, several grasses are left out in soil after the crop is harvested.

If the Bengal tiger becomes extinct

  • [AIIMS 2012]

Match the column$-I$ with column$-II$

Column$-I$ Column$-II$
$(a)$. Artemesia annua $(i)$ Henna
$(b)$. Lawsonia inermis $(ii)$ Anticancer drug
$(c)$. Vinca rosea $(iii)$ Kattha
$(d)$. Acacia catechu $(iv)$ Antimalarial drug

Total number of all species of organisms in a given region is known as the region's