Science entrance exam preparation

1)    "Tapeworm has no digestive system because:"
a)     "it is a parasite"
b)    "it lives in intestine"
c)     "it doesn’t need food"
d)    "it absorbs its food from general body surface"   d

2)    "Flatworms are devoid of:"
a)     "Circulatory system"
b)    "Respiratory system"
c)     "Skeletal system"
d)    "All of the above",   d

3)    "The space between body wall and alimentary canal of Ascaris is known as:"
a)     "Haemocoel"
b)    "Coelom"
c)     "Pseudocoel"
d)    "None",         c

4)    "Which of the class of phylum arthropoda has no antennae?"
a)     "Crustacea"
b)    "Myriapoda"
c)     "Insecta"
d)    "Arachnida",     d

5)    "Cuticle of Ascaris is an adaptation for:"
a)     "Parasitism"
b)    "Growth"
c)     "Reproduction"
d)    "Locomotion",  a

6)    "Blood do not transport oxygen in:",,
a)     "Cockroach"
b)    "Bird"
c)     "Earthworm"
d)    "Rabbit",   a

7)    "Insects are active because:"
a)     "They are small"
b)    "They have open vasculation"
c)     "They have developed respiratory organs"
d)    "They are adapted for flight"    c

8)    "Vector insects are which:"
a)     "Spread diseases"
b)    "Destroy crops"
c)     "Spoil soil"
d)    "Act as Scavengers"   a

9)    "Kala-azar disease in transmitted by:"
a)     "House fly"
b)    "Bed bug"
c)     " Louse"
d)    "Sand fly",              d

10)           "Pupa of butterfly is called as:"
a)     " Caterpillar"
b)    " Chrysalis"
c)     " Imago"
d)    "Nymph"       c

11)           "A centipede has:"
a)     "50-100 legs"
b)    "100 legs"
c)     "As many legs as body segments"
d)    "As many pairs of legs as body segment except the a"     d

12)           "Which disease is caused by a nematode?"
a)     "Amoebiasis"
b)    "Filariasis"
c)     "Tuberculosis"
d)    " Leprosy",        b

13)           "The body of all vertebrates is:"
a)     "Bilaterally symmetrical"
b)    "Radially symmetrical"
c)     "Spherically symmetrical"
d)    "Asymmetrical",   a

14)           "Water vascular system is found in:"
a)     "Porifera"
b)    "Annelida"
c)     "Mollusca"
d)    " Echinodermata",     d
15)           "What would you call the study of fishes?"
a)     "Ichthyology"
b)    "Herpetology"
c)     "Ornithology"
d)    "Mammalogy",     a

16)           "In the larva of frog the respiration is carried out by:"
a)     "Gills"
b)    "Lungs"
c)     "Skin"
d)    "Skin & gills",      d

17)           "Which one of the following is a virviparous snake?"
a)     "Bungarus"
b)    "Naja naja"
c)     "Natrix"
d)    "Vipera",           d

18)           "Snakes lack:"
a)     "Limbs"
b)    "Girdles"
c)     "Eyelids"
d)    "All of  above",       d

19)           "Which is the common character between all the mammals?"
a)     "They are  viviparous"
b)    "They are herbivorous"
c)     "They are carnivorous"
d)    "They have 7 cervical  vertebrae",    d

20)           "Birds are characterized by the presence of:"
a)     "Wings"
b)    "Feathers"
c)     "Beak"
d)    "Four chambered heart",     b