Notochord is present throughout life in___________?

A. Urochordates
B. Cephalochordates
C. Chordates
D. Vertebrates

Nitrogen is present in___________?
A. carbohydrates B. proteins C. lipids D. carbonates...
Brown fat present in certain mammals is specialized in___________?
A. Providing insulation in cold environment. B. Providing insulation in hot environment C. Rapid heat production. D. Controlling heat production....
Blubber a thick layer of fat is present in___________?
A. Fresh water mammals B. Terrestrial mammals C. Marine Mammals D. Flying mammals...
Thick, waxy & leathery cuticle around leaves is present in___________?
A. Hydrophytes B. Mesophytes C. Xerophytes D. Halophytes...
Alternation of generations is absent in___________?
A. Hydration B. Obelia C. Jelly fish D. Physalia...
Sebum produced from sebaceous glands in a mammal helps in___________?
A. Protection against micro organisms B. Temperature regulation C. Excretion D. All of these...
Kangaroo rat most probably would be found in___________?
A. Tropical rain forest B. Tundra C. Grass land D. Desert...
Shell of egg is leathery in appearance in___________?
A. Amphibians B. Reptiles C. Birds D. Prototherians...
Bony callus formation completes in___________?
A. 2-3 weeks B. 3-4 weeks. C. 2-3 months. D. 3-4 months....
Linnaeus published the list of names of plants in___________?
A. 1752 B. 1753 C. 1754 D. 1755 Submitted by: Muhammad Asif Gondal...