Leucosolenia is:
A.Sessile, colonial and fresh water form
B.Sessile, colonial and marine form
C.Sessile, solitary and marine
D.Free living solitary and marine
Author: BILAL KHATTAK
The ultimate seral community appears in an area as a result of:
A.Reaction
B.Nudation
C.Invasion
D.Ecesis
The transition zone between two different types of communities is called:?
A.Biome
B.Ecotone
C.Biological spectrum
D.Biological clock
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B.Ecotone
C.Biological spectrum
D.Biological clock
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The value of mannings roughness coefficient n, in Manning’s formula for flow of fluids through pipes, is expected to be highest in case of
A.Brass pipe
B.Glass pipe
C.Asbestos cement pipe
D.Corrugated iron pipe
E.Vitrified sewer pipe
Which of the following strata in the epidermis of rabbit has eleidin in the cell:
A.Stratum comeum
B.Stratum spinosum
C.Stratum granulosum
D.Stratum ludidum
Job Characteristics Model is proposed by ____________??
A. Hockman and Coldham
B. Hockman and Oldcham
C. Hackman and Oldham
D. Horkman and Olatham
All of the following are magnetic materials EXCEPT:
A.Nickel
B.Cobalt
C.Iron
D.Zinc
E.Cast iron
Epididymis in rabbit represents:
A.Pronephric duct of pronephros
B.Wolffian duct of mesonephros
C.Both of these structures
D.None of these
Apriona cinerea Cher: (Lamidae-Coleoptera) is / are:
A.The pith borer of poplars
B.Mostly found in KPK, Azad Kashmir and Lahore
C.The eggs are laid in eye-shaped slits made in young branches by ovipositing adult
D.All of the above
Coelomic fluid in earthworm consists of:
A.Only plasma
B.Plasma and nucleated corpuscles
C.Plasma and non-nucleated corpuscles
D.None of these
