The main aim of ‘Earth Summit’ organised at Brazil was

  • A

    To think over ozone layer depletion in stratosphere

  • B

    To increase oxygen in atmosphere

  • C

    To encourage agriculture

  • D

    To use solar energy

Similar Questions

Reduction in vascular tissue, mechanical tissue and cuticle is characteristic of

  • [AIPMT 2009]

Insectivorous plants grow on

Organisms occupying similar ecological niche but different geographical areas of distribution are called as

Assertion : Flora contains the actual account of habitat and distribution of plants of a given area.

Reason : Flora helps in correct identification.

  • [AIIMS 2016]

Match the columns :

Column - $I$ Column - $II$
$(a)$ Camouflage $(i)$ Dendrobatespumilio
$(b)$ Batesian mimicry $(ii)$ Horse- shoe bat
$(c)$ Warning mimicry $(iii)$ Monarch butterfly
$(d)$. Echo -location $(iv)$ Praying Mantis