List of top Questions asked in TS POLYCET

The compound formed in the following reaction is
\(\text{CH}_3-\text{CH}_2-\text{OH} \xrightarrow[\text{Conc. H}_2\text{SO}_4]{170^\circ\text{C}} \text{?}\)
The molecule in which the central atom has one lone pair of electrons in its valence shell is
The value of cos 60° cos 30°- sin 60° sin 30° is
Which of the following organisms exhibit regeneration ?
Convex lens is used in the microscope due to the following reason
Air bubble in water behaves like a
In the given figure, \(∠ADE = ∠CBA\), if AD=3.8 cm, AE=3.6 cm, BE= 2.1 cm and BC= 4.2 cm, then DE =
AD=3.8 cm, AE=3.6 cm
In any \(△ABC\), the value of \(\sin \left( \frac{A + B}{2} \right)\) is
The Ova (Gametes) produced by a woman contains how many types of sex chromosomes ?
Men produce sperms from which age onwards ?
Flowers having both the stamens and carpels are called
In the given figure, \(PQ||BC\). If AP=3 cm, BP=2 cm and CQ=3 cm, then AQ= 
AP=3 cm, BP=2 cm
If the ratio of corresponding sides of two similar triangles is 4: 9, then the ratio of areas of these triangles is
Which hormone helps for the long time storage of seeds ?
The angle between a tangent to a circle and the radius drawn at the point of contact is
If the magnification of the mirror is greater than 1, then the mirror is
A virtual image is formed by a concave mirror when the object is placed
Which acid renders the acidic pH in stomach for the activity of protein digesting enzymes ?
What is the slurry mass of food that forms in the mouth due to chewing called ?
The lens which always give a diminished and virtual image is
If \(P(A) = \frac{4}{15}\),then \(P(\overline{A})=\)
The points of intersection of the lines 2x+3y-5=0 and 3x-4y+1=0 lies in which quadrant ?
Plaster of Paris is___
If the total surface area of the cube is 864 cm2, then its volume is
A box contains 7 red marbles and 9 green marbles. If a marble is drawn at random from the box, then the probability of not getting a red marble is