Which one of the following animals is uricotelic?
Lizard
Camel
Toad
Rohu fish
A.
Lizard
Birds, lizards, snakes, terrestrial insects, snails excrete nitrogenous wastes as uric acid in the form of pellet or paste with a minimum loss of water and are called uricotelic animals.
Camels, toads, cartilaginous fish (rohu fish), some bony fish, adult amphibians and mammals excrete urea and are called ureotelic animals.
Which one of the following combination of all three fatty acids are essential for human beings?
Oleic acid, linoleic acid and linolenic acid
Palmitic acid, linoleic acid and arachidonic acid
Oleic acid, linoleic acid and arachidonic acid
Linoleic acid, linolenic acid and arachidonic acid
The epithelium found in the inner linings of stomach and intestine is
columnar
squamous
stratified
pseudostratified
Which one of the following is wrong for meiosis?
It leads to formation of sister chromatids
It occurs in diploid cell
It occurs in haploid cell
It occurs by splitting of centromeres and separation of sister chromatids
Which one of the following cocci appears like grapes under microscope?
Streptococci
Diplococci
Staphylococci
Pneumococci
