MCQ Questions for Class 11 Biology: Ch 4 Animal Kingdom

MCQ Questions for Class 11 Biology: Ch 4 Animal Kingdom

1. One of the following are not formed in mosquito
(a) Sporozoites
(b) Ookinetes
(c) Oocystes  
(d) Merozoites
► (d) Merozoites

2. The animals with bilateral symmetry in young stage, and radial pentamerous symmetry in the adult stage, belong to the phylum
(a) Annelida
(b) Mollusca
(c) Cnidaria
(d) Echinodermata
► (d) Echinodermata

3. Which blood vessel carry larva of Ascaris in lungs:
(a) Pulmonary vein
(b) Hepatic vein
(c) Carotid artery
(d) Pulmonary artery
► (d) Pulmonary artery

4. The excretory product of Ascaris is:
(a) Urea
(b) Ammonia
(c) Both A and B
(d) None
► (a) Urea

5. The number of longitudinal streaks in the body of Ascaris is-
(a) Two
(b) Six
(c) Four
(d) Three
► (c) Four

6. Which one of the following groups of animals is bilaterally symmetrical and triploblastic?
(a) Aschelminthes (round worms)
(b) Ctenophores
(c) Sponges
(d) Coelenterates (Cnidarians)
► (a) Aschelminthes (round worms)

7. Ascaris is monogenetic. It means it has:
(a) One host
(b) Three hosts
(c) Two hosts
(d) None of the above
► (a) One host

8. Pernicious malaria is
(a) Vivax malaria
(b) Relapse malaria
(c) Tertian malaria
(d) Malignant malaria
► (d) Malignant malaria

9. Mosquito (Anopheles) is
(a) Exogenous host for Plasmodium
(b) Endogenous host for Plasmodium
(c) Initial host
(d) None of the above
► (a) Exogenous host for Plasmodium

10. A fresh water Amoeba respires by means of
(a) Gills
(b) Food Vacuole
(c) Plasmalemma
(d) Contractile vacuole
► (c) Plasmalemma

11. Cinchona bark is used to form
(a) Pyrantal palmate
(b) Quinine
(c) Antipar
(d) All of the above
► (b) Quinine

12. Due to contraction in radial muscles the diameter of pharyngeal cavity :-
(a) Decreases
(b) Increases
(c) First increases then decreases
(d) First decreases then increases
► (b) Increases

13. Binary fission in Amoeba occurs
(a) When environment is favourable
(b) Food is abundant
(c) Temperature is suitable
(d) Food abundant and temperature is suitable
► (a) When environment is favourable

14. Excretory canals of Ascaris with regard to origin are:
(a) Extra cellular
(b) Inter cellular
(c) Intra cellular
(d) A cellular
► (c) Intra cellular

15. Ascaris is characterized by
(a) absence of true coelom but presence of metamerism
(b) presence of neither true coelom nor metamerism
(c) presence of true coelom but absence of metamerism
(d) presence of true coelom and metamerism (metamerisation)
► (b) presence of neither true coelom nor metamerism

16. Zygote of Plasmodium is
(a) Isogamous
(b) Anisogamous
(c) Agamous
(d) None of the Above
► (b) Anisogamous

17. Externally male Ascaris can be differentiated from female Ascaris by-
(a) 5 pairs of postanal papillae
(b) 50 pairs of papillae
(c) Pineal setae
(d) All of the above
► (d) All of the above

18. No. of rectal glands in male and female Ascaris respectively :-
(a) 6 and 3
(b) 3 and 6
(c) 4 and 2
(d) absent
► (a) 6 and 3

19. Which one of the following phyla is correctly matched with its two general characteristics?
(a) Arthropoda - Body divided into head, thorax and abdomen and respiration by tracheae
(b) Chordata - Notochord at some stage and separate anal and  urinary openings to the  outside
(c) Echinodermata - Pentamerous  radial symmetry and mostly internal fertilization
(d) Mollusca - Normally oviparous and development through a trochophore or veliger larva
► (d) Mollusca - Normally oviparous and development through a trochophore or veliger larva

20. Roundworms differ from flatworm in having a:
(a) Pseudocoel
(b) Dorsal nerve cord
(c) Circulatory system
(d) Circular muscle layer
► (a) Pseudocoel

21. Ascaris male is:
(a) Didelphic
(b) Monodelphic
(c) Polydelphic
(d) None of the Above
► (d) None of the Above

22. Cuticle, as in Ascaris, is an adaptation for:
(a) Parasitism
(b) Growth
(c) Reproduction
(d) Locomotion
► (a) Parasitism

23. One of the following is a very unique feature of the mammalian body:
(a) Homeothermy
(b) Presence of diaphragm
(c) Four chambered heart
(d) Rib cage
► (b) Presence of diaphragm

24. Poikilothermic host in Plasmodium life cycle
(a) Man
(b) Anopheles
(c) Bed bug
(d) Cockroach
► (b) Anopheles

25. Chenopodium oil destroys:
(a) Adult Ascaris
(b) Larva
(c) Eggs
(d) Toxins
► (a) Adult Ascaris

26. Who has coined the phylum name ‘Protozoa’?
(a) Robert Grant
(b) Goldfuss
(c) Gegenbaur
(d) Lamarck
► (b) Goldfuss

27. The lips of Ascaris are-
(a) Bony
(b) Smooth
(c) Cartilagenous
(d) Denticulate
► (d) Denticulate

28. Number of lips during embryo stage in Ascaris :-
(a) 3
(b) 2
(c) 6
(d) 1
► (c) 6

29. In Ascaris tufted epithelium occurs in :-
(a) Intestine
(b) Body wall
(c) Uterus
(d) Pineal sac
► (c) Uterus

30. Plasmodium is transmitted by
(a) Inoculation
(b) Contamination
(c) Contagination  
(d) All of the Above
► (b) Contamination

31. Number of excretory pores in Ascaris is-
(a) 6
(b) 1
(c) 3
(d) 5
► (b) 1

32. Which of the following is a parasite
(a) Amoeba proteus
(b) Entamoeba histolytica
(c) Musca domestica
(d) Hydra oligactis
► (b) Entamoeba histolytica

33. Two common characters found in centipede, cockroach and crab are:
(a) Jointed legs and chitinous exoskeleton
(b) Green gland and tracheae
(c) Book lungs and antennae
(d) Compound eyes and anal cerci
► (a) Jointed legs and chitinous exoskeleton

34. Male Anopheles can not spread malaria as
(a) Mandible are present but feed upon plant sap
(b) Mandibles are present and feed upon blood
(c) Mandibles are absent and feed upon blood
(d) Mandibles are absent & feed upon plant sap
► (a) Mandible are present but feed upon plant sap
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