391. ABO blood group system is given by

A Landsteiner
B Wailace
C De Vries
D Lamarch
Answer :   Landsteiner
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392. Life span of human white blood corpuscles is

A 24 hours
B Less than 10 days
C 120 days
D 100 hours
Answer :   Less than 10 days
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393. In the mammalian skin, the adipose tissue is found

A In the epidermis
B In the muscles
C In the dermis
D Below the dermis
Answer :   Below the dermis
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394. Cell of connective tissue produces by

A Fiboblast
B Mast cell
C Plasma cell
D Mesenchymal cells
Answer :   Mesenchymal cells
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395. The type of muscles present in our :

A heart are involuntary and unstriated smooth muscles
B intestine are striated and involuntary
C thigh are striated and voluntary
D upper arm are smooth muscle fibres fusiform in shape
Answer :   thigh are striated and voluntary
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396. Male and female cockroaches can be distinguished externally through

A anal styles in male
B anal cerci in female
C anal style and antennae in females
D both B and C
Answer :   anal styles in male
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397. Blood clot is mainly due to

A Fibrin + Corpuscles
B Heparin + Corpuscles
C Plasma + Thrombocytes
D Plasma + RBC
Answer :   Fibrin + Corpuscles
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398. In Pheretima, locomotion occurs with the help of

A Circular muscles
B Longitudinal muscles and setae
C Circular, longitudinal muscles and setae
D Parapodia
Answer :   Circular, longitudinal muscles and setae
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399. Tongue like struutre inf Periplaenta is

A Maxilla
B Hypopharynx
C Labium
D Labrum
Answer :   Hypopharynx
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400. Spermatheca of Pheretima represent

A Female Copulatory organ
B Male Copulatory organ
C Coating over sperms
D Strucutre for storing sperms
Answer :   Strucutre for storing sperms
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