Sexual reproduction in Algae that takes place through fusion of two dissimilar size gametes is called?
Zoospores
Anisogamous
Isogamous
Ooagamous
The animals in which the body cavity is absent are known as .............
coelomates
wild
pseudocoelomates
acoelomates
Aurelia (Medusa) and Adamsia (Polyp) are examples of which Phylum?
Ctenophora
Annelida
Coelenterata
Aschelminthes
C.
Coelenterata
A few organisms can tolerate and thrive in a wide range of temperatures. Such organisms are called .................
Osmotic
Eurythermal
Stenothermal
Hydrothermal
Based on the common features like presence of notochord and dorsal hollow neural system, animals like fishes, amphibians, reptiles, birds along with mammals are included in which Phylum?
Mammalia
Chordata
Primata
Insecta
Asterias (Star fish), Echinus (Sea urchin), Antedon (Sea Lily) are all examples of which Phylum?
Echinodermata
Annelida
Platyhelminthes
Arthropoda
A few organisms can tolerate and thrive in a narrow range of temperatures. Such organisms are called __________
Osmotic
Eurythermal
Stenothermal
Hydrothermal