3000 मीटर से अधिक की उच्च ऊंचाई पर सहनशक्ति प्रदर्शन (endurance performance) मुख्य रूप से किसके कारण गंभीर रूप से प्रभावित होता है?

What term describes animals that regulate their body temperature internally through metabolic heat?

In the context of marine and aquatic ecosystems, how is the phenomenon of bioluminescence precisely defined?

The renal portal system is absent in which of the following animal groups?