Which one is an example of living fossil?
Coral
Ascidia
Octopus
King crab
D.
King crab
King crab or horse shoe crab are a superfamily of crab-like decaped crustaceans chiefly found in cold seas. They are generally thought to be derived from hermit crab (the ancestors). It is considered as a living fossil because it has been on earth for millions of years.
If you are given a specimen, what are the steps that you would follow to classify it?
How useful is the study of the nature of body cavity and coelom in the classification of animals?
Distinguish between intracellular and extracellular digestion?
What is the difference between direct and indirect development?
What are the peculiar features that you find in parasitic platyhelminthes?
What are the reasons that you can think of for the arthropods to constitute the largest group of the animal kingdom?
Water vascular system is the characteristic of which group of the following:
“All vertebrates are chordates but all chordates are not vertebrates”. Justify the statement.
How important is the presence of air bladder in Pisces?
What are the modifications that are observed in birds that help them fly?
Mock Test Series
