SPSC Lecturer Zoology Past Paper 19-03-2021

21- A major difference between marine and freshwater animal lies in:

A. Productivity capacity 
B. Color form 
C. Toxicity of body fluids
D. Mode of locomotion

Answer : C Toxicity of body fluids

22- Which of the cells contain large amount of oxygen carrier protein hemoglobin?

A. Macrophages
B. Leucocytes
C. Erythrocytes
D. Neutrophils

Answer : C. Erythrocytes

23- "Kissing bugs" act as the transmitting agent of:

A. Sleeping sickness 
B. Chagas disease
C. Kala azar 
D. Oriental sore

Answer : B. Chagas disease

24- Cockroaches are:

A. Herbivorous
B. Carnivorous
C. Omnivorous
D. None of these

Answer : C. Omnivorous

25- Which is not a larva of sponge?

A. Amphiblastula
B. Stomogastrula
C. Sterogastrula
D. Planula

Answer : C. Sterogastrula

26- Mature sperm are stored in the:

A. Seminiferous tubules 
B. Vas deferens 
C. Epididymis
D. Seminal vesicles

Answer : C. Epididymis

27- The phenomenon of fertilization was first perceived by:

A. Weismann
B. Leeuwenhoek
C. Robert Hooke
D. Hertwig

Answer : D. Hertwig

28- Mulberry silkworm is:

A. Antheraea mylitta 
B. Bombyx mori
C. Attacus atlas 
D. None of these

Answer : B. Bombyx mori

29- Excretory organ in Ascaris are:

A. Flame cell 
B. Renette cell
C. Malpighian tubules 
D. Nephridia

Answer : B. Renette cell

30- Breathing rate of man is lowest while:

A. Eating
B. Resting
C. Playing
D. Delivering

Answer : B. Resting

31- A semi-indispensable amino acid for human consumption is:

A. Arginine
B. Valine
C. Lysine
D. Leucine

Answer : A. Arginine

32- Endoplasmic reticulum is lacking in:

A. Bacteria
B. Embryonic cells 
C. Ova
D. All of these

Answer : A. Bacteria

33- The greater amount of DNA in a cell of an individual shows that it is:

A. Lower organism 
B. Highly evolved organism
C. Primitive organism 
D. None of these

Answer : B. Highly evolved organism

34- Neural gland is main excretory organ found in:

A. Balanoglossus
B. Herdmania
C. Amphioxus
D. All of these

Answer : A. Balanoglossus

35- These all extinct forms, from Mesozoic to Cretaceous with exception of:

A. Ichthyosaurus
B. Plesiosaurs
C. Pterosaurs
D. Diatryma

Answer : D. Diatryma

36- Deficiency of Ascorbic acid causes:

A. Anemia
B. Pellagra
C. Haemorrhage
D. Scurvy

Answer : D. Scurvy

37- The egg type in Amphioxus is:

A. Alecithal
B. Microlecithal
C. Macrolecithal
D. Mesolecithal

Answer : B. Microlecithal

38- When two male pronuclei unit with a female pronucleus is termed as:

A. Polyandry
B. Polygamy
C. Gynogenesis
D. None of these

Answer : D. None of these

39- Eggs in Culex mosquitoes are:

A. Cigar-shaped
B. Elongated
C. Boat-shaped
D. None of these

Answer : C. Boat-shaped

40- Termite belong to:

A. Hymenoptera
B. Isoptera
C. Orthoptera
D. Lepidoptera

Answer : B. Isoptera

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