11th class (FSc) Biology Unit 10 MCQs
76. Which of the following is placental mammal?
a. Kangroo
b. Platypus
c. Opossum
d. Bat
77. Sea urchin belongs to phylum:
a. Nematode
b. Coelateata
c. Arthopoda
d. Porifera
78. The hind limb of birds is modified for;
a. Perching
b. Walking
c. Running
d. Flying
79. Parapodia are the organs of locomotion in:
a. Leech
b. Neries
c. Planaria
d. Earthworm
80. Neresis belong to phylum:
a. Arthropoda
b. Nematode
c. Mollusca
d. Annelida
81. One of these is an early reptile:
a. Archaeopterye
b. Platypus
c. Snake
d. Varanope
82. The skeleton of birds is light due to:
a. Air sacs
b. Extension of lungs
c. Air spaces
d. Air chambers
83. Neries belong to class:
a. Hirudinea
b. Polychaeta
c. Crustacean
d. Oligochaeta
84. Polychaeta is a class of phylum annelida, its example is;
a. Pheretima
b. Neries
c. Hirudo medicinalis
d. Lumbricus terrestris
85. Nephridia are excretory structure of:
a. Arthropods
b. Sponges
c. Annelida
d. None of these
86. A blue coloured respiratory pigment called hemocyanin is found in:
a. Annelids
b. Molluses
c. Echinodermata
d. Arthropods
87. Larva of Mollusca and annelids:
a. Trocophore
b. Radula
c. Gemmule
d. Planula
88. Excretory system in arthropods is composed of:
a. Malpighian tubules
b. Flame cells
c. Nephrons
d. Nephridia
89. Excretory organs present in arthropods is called as:
a. Flame cells
b. Kidney
c. Malpighian tubules
d. Nephridia
90. __ has eight eyes:
a. Bat
b. Lamprey
c. Spider
d. Snake
91. Blood of arthropoda is:
a. Brown colour
b. Green colour
c. Colourless
d. Red colour
92. In arthropods, blood is colorless as it is without:
a. Flemocyanin
b. Chlorophyll
c. Haemoirythrin
d. Flemoglobin
93. Prototheria are commonly called:
a. Placental mammals
b. Egg laying mammals
c. Pouched mammals
d. None of these
94. Marsupium is the characteristics feature of:
a. Dolphin
b. Opossum
c. Duckbill platypus
d. Echidna
95. A rasping tongue like radula having horny teeth is present in:
a. Annelids
b. Sponges
c. Molluscs
d. Coelenterates
96. Slow worm belong to phylum:
a. Aschelminthes
b. Annelids
c. Chordate
d. Platyhelminthes
97. Garden snail belongs to class:
a. Pelecypoda
b. Gastropoda
c. Drthropoda
d. Cephalopoda
98. Sepia belongs to:
a. Myriapoda
b. Cephalopoda
c. Annelida
d. Gatopoda
99. Which one is not example of phylum Mollusca:
a. Octopus
b. Loligo
c. Asterias
d. Sepia
100. Which one does not belong to sub class Eutheria:
a. Kangroo
b. Bat
c. Dolphin
d. Mice