To which class does Oxyreductases, transferases, hydrolases belong?
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Two tangents PA and PB are drawn to a circle of centre O in such a way that angle AOB = 120 deg. Calculate the value of angle APB.
If Cosecθ + Cotθ = 2, then Cotθ = ?
Which of the following is a nitrogen-fixing bacteria?
A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
DSL, FUN, HWP, ?, LAT
What are the co-ordinates of the centroid of a triangle, whose vertices are A(2 , 5), B(-4 , 0) and C(5 , 4)?
The two equal sides of an isosceles triangle is 20 cm each and the third side is 30 cm. What is the area (in sq.cm) of the triangle?
The line graph shows the number of deaths due to rail accidents in a certain state. Study the graph and answer the question.
The number of deaths in 2017 were greater than that in 2013 by _________.