Biology - Mock Test 135

Question 1341

Which one of the following statements is stated incorrectly regarding cartilaginous fishes?

A) Cartilaginous fishes have sense organs. B) Most cartilaginous fishes have color vision. C) Teeth-like placoid scales are found on the skin of cartilaginous fishes. D) In cartilaginous fishes, gas exchange occurs in the gills

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Question 1342

Which one of the following statements is incorrect?

A) Viviparity is the reproductive pattern shown by most mammals B) Viviparity occurs primarily in salamanders and caecilians. C) In viviparity, a shell does not form around the egg. D) Viviparity is not found in species of lizards and snakes

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Question 1343

Taxonomically a species is ?

A) A group of evolutionary related populations B) Population having same evolutionary basis C) Category to which most taxonomic information is attached D) Fundamental unit is phylogenetic history of organisms

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Question 1344

Radial symmetry occurs in which set? ?

A) Echinodermata and Coelenterata B) Porifera and Coelenterata C) Mollusca and Arthropoda D) Platyhelminthes and Coelenterata

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Question 1345

Phylogenetic classification is based on ?

A) External similarity B) Common evolution C) Habit and habitat D) Utilitarian system

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Question 1346

Ornithorhynchus is an example of ?

A) Dinosaur B) Monotreme mammal C) Marsupial mammal D) Eutherian mammal

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Question 1347

One example of animals having a single opening to the outside that serves both as mouth as well as anus is ?

A) Fasciola B) Octopus C) Asterias D) Ascidia

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Question 1348

Cysticercus stage is formed in ?

A) Taenia B) Plasmodium C) Leishmania D) Wuchereria

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Question 1349

Radula is found in ?

A) Pila sp. B) Chiton sp. C) Lamellidens sp. D) Pinctada sp

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Question 1350

Cold-blooded animals fall into which category?

A) Ectotherms B) Psychrotherms C) Endotherms D) Thermophiles

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