1: Which one of the following is an active component of oil of clove ?
(a) Menthol
(b) Eugenol
(c) Methanol
(d) Benzaldehyde
2: A solid cube just gets completely immersed in water when a 0.2 kg mass is placed on it. If the mass is removed, the cube is 2 cm about the water level. What is the length of each side of the cube?
(a) 12 cm
(b) 10 cm
(c) 8 cm
(d) 6 cm
3: Consider the following diseases :
1. Diphtheria
2. Chickenpox
3. Smallpox
Which of the above diseases has/ havebeen eradicated in India?
(a) 1 and 2 only
(b) 3 only
(c) 1, 2 and 3
(d) None
4: With reference to the 'Gram Nyayalaya Act', which of the following statements is/are correct?
1. As per the Act, Gram Nyayalayas can hear only civil cases and not criminal cases.
2. The Act allows local social activists as mediators/reconciliators.
Select the correct answer using the code given below.
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
5: A hollow sphere of radius R, a hollow cube of side R and a thin circular plate of radius R, made up of the same material, are all heated to 20°C above room temperature. When left to cool in the room, which of them will reach the room temperature first?
(a) Circular plate
(b) Cube
(c) Sphere
(d) All of them will reach the room temperature at the same time