Animal Kingdom
Question 1
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.
ANS:D.Viviparity is not found in species of lizards and snakes.
Question 2
Which one of the following statements is stated incorrectly regarding cartilaginous fishes?
A.Cartilaginous fishes have sense organs.
ANS: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.
Question 3
Which statement is correct regarding reptiles, birds, and mammals?
A.Evolved from a common ancestor
B.Embryos are surrounded by a fluid-filled sac called amnion
C.Outer covering is largely watertight.
ANS:D.All of the above
Question 4
Which one of the following characteristics is NOT a shared by birds and mammals?
A.A backbone and internal skeleton
B.Breathing using lungs
ANS:C.Viviparity
D.Warm blooded nature
Question 5
Which one of the following statements is incorrect?
A.Radial symmetry is displayed by sea anemone and aquatic animal.
B.Fasciola hepatica is also known as the sheep liver fluke.
C.Triploblastic animals are usually bilaterally symmetrical
ANS:D.Mesoglea is present in between ectoderm and endoderm in Obelia
Question 6
Which one of the followings belongs to platyhelminthes?
A.Plasmodium
ANS:B.Trypanosoma
C.Schistosoma
D.Wuchereria
Question 7
Radial symmetry is generally exhibited by which animals?
A.Which are attached with substratum
ANS:B.Which are aquatic
C.Which have ciliary feeding
D.Which have one opening of alimentary canal
Question 8
Tachyglossus is a connecting link between
A.Reptiles and Birds
B.Amphibians and Reptiles
C.Birds and Mammals
ANS:D.Reptiles and Mammals
Question 9
The scientific name of Asian tiger mosquito
A.Aedes aegypti
ANS:B.Aedes albopictus
C.Aedes taeniorhynchus
D.Aedes albolineatus
Question 10
Water-Vascular’ system is found in
A.Sea-anemone
B.Sea-pen
ANS:C.Sea-cucumber
D.Sea-horse
Question 11
Cell tissue grade of organization occurs in
A.Platyhelminthes
B.Sponges
C.Protozoa
ANS:D.Coelenterata
Question 12
Swarming generally occurs in
A.Pyrilla
B.Mosquito
C.House fly
ANS:D.Locust
Question 13
Animals having a built in thermostat to maintain constant body temperature are known as
A.Biothermic
B.Poikilothermic
C.Oligothermic
ANS:D.Homeothermic
Question 14
Which one of the followings in birds indicates their reptilian ancestry?
A.Eggs with a calcareous shell
ANS:B.Scales on their hind limbs
C.Four-chambered heart
D.Two special chambers crop and gizzard in their digestive tract
Question 15
______ are devoid of respiratory, excretory and circulatory organs.
A.Threadworms
ANS:B.Sponges
C.Tapeworms
D.Liver fluke