Greenhouse effect is due to:?
A.CO
B.CO2
C.NO2
D.PO4
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B.CO2
C.NO2
D.PO4
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Author: BILAL KHATTAK
Tadpole in frog hatches out in about:
A.50 hours of oviposition
B.110 hours of oviposition
C.200 hours of oviposition
D.250 hours of voiposition
Colour blindness and night blindness are:
A.Similar genetic disorders
B.Sex-linked disorders
C.Dissimilar because former is sex-linked while later is due to deficiency of vit. A
D.One is X-lined and other Y-linked
A right balance meter cannot measure
A.Pressure
B.Flow
C.Mass flow rate
D.All of the above
According to the Kinetic theory of gases the collision between the molecules are assumed to be
A.Perfectly elastic
B.Perfectly inelastic
C.50% elastic
D.Partly elastic
E.Partly inelastic
Granite is famous as:
A.Intermediate Rock
B.Basic Rock
C.Acid Rock
D.None of these
All of the following are the advantages of lecture strategy except:?
A. It will increase the oral communication powers of pupils
B. More content can be presented to pupils in less amount of time
C. Objectives of cognitive as well as effective domains of behavior can be achieved
D. Habit of concentrating to teaching for a longer period can be developed
An imaginary curve drawn through a flowing fluid in such a way that the tangent to it at any point gives the direction of the velocity of flow at that point, is known as
A.Flow-contour
B.Line of flow
C.Flow line
D.Path line
E.Streak line
EOLOGICAL Time Scale represents:
A.Chronological order of earth’s history
B.Evolution of life
C.Origin of life
D.None of these
