$Acacia$, $Prosopis$, and $Capparis$ are associated with ..........

Nektons are

Penguins are found in .............. .

Animals floating or swimming in the surface film of water are called:

In which area does the highest average rainfall occur?

Consider the following four conditions $(1-4)$ and select a correct pair of them as adaptations to the environment in desert lizards.
Conditions:
$1$. Burrowing in soil to escape high temperature.
$2$. Losing heat rapidly from the body during high temperature.
$3$. Bask in sun when temperature is low.
$4$. Insulating body due to thick fatty dermis.