STD 12 - 1. sexual reproduction in flowering plants — BIOLOGY STD 12 Science — Question

$I.$ $pH$ of soil

$II.$ mineral composition of the soil

$III.$ water holding capacity of soil

$IV.$ weather condition

Choose the correct option

$I$. They called lungs of the planet

$II$. They harbours probably millions of the species

$III$. They are largest tropical rainforest in south America and has highest biodiversity on earth

$IV$. They are beings cut and cleared for cultivating soya-beans or for the conversion to grasslands for raising beef cattle

Choose the correct option