Plants are killed in winter by frost
Because of dessication and mechanical damage to the tissue
Because no photosynthesis take place at such a low temperature
Because respiration ceases at such low temp.
Because there is no transpiration
Distribution of different plant geographically is called
$Y-$ shaped energy flow model was given by
Read the following statements w.r.t. features of biomes and select the correct option for tropical rain forests
$a.$ Buttress roots
$b.$ Vines, lianas and epiphytes are abundant
$c.$ Highly leached soils
$d.$ Soil has high base content
$e.$ $30-40 \;m$ tall canopy structure with $2-3$ strata only
Plants which produce characteristic pneumat ophores and show vivipary belong to
The plants and animals living in a given area form