$A$… regulators are able to maintain homeostasis by means which ensures constant body temperature, constant osmotic concentration, etc. All …$B$… and …$C$…. and is very few lower vertebrate and invertebrate species are indeed capable of such regulation (thermoregulation and osmoregulation)

Evolutionary biologists believe that the 'success' of mammals is largely due to their ability to maintain a constant body …$D$… and thrive whether they live in Antarctica or in the Sahara desert
Choose the correct option for $A , B , C$ and $D$

Solubility and availability of plant nutrients are more related to

Define phenotypic adaptation. Give one example.

A process which maintains constancy of internal body environment of organisms despite varying external environmental conditions is called as

Consider the following four conditions $(1- 4)$ and select a correct pair of them as adaptations to 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.