If $10,000 \;J$ of energy fall on piece of land, then what is energy available at $T_2$ level?
$1000\; J$
$10 \;J$
$100 \;J$
$1 \;J$
When spontaneous process occurs then free energy of system
Organisms at a higher trophic level have less energy available. Comment.
In a food chain of grassland ecosystem, the top consumers are
Assertion : In a food chain, members of successive higher levels are fewer in number.
Reason : Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.
$...A...$ is required for higher primary productivity. $...B...$ have the lowest primary productivity as the soil is deficient in moisture.
Choose the correct option for $\mathrm{A}$ and $\mathrm{B}$