Q. Joule-Thomson process is extremely useful and economical for attaining low temperature. The process can be categorized as -
1) isobaric process
2) isoenthalpic process
3) adiabatic process
4) isochoric process
Q. Ultrasonic waves are produced by making use of -
1) ferromagnetic material
2) ferrimagnetic material
3) piezoelectric material
4) pyroelectric material
Q. A person throws an object on a horizontal frictionless plane surface. It is noticed that there are two forces acting on this object-(i) gravitational pull and (ii) normal reaction of the surface. According to the third law of motion, the net resultant force is zero. Which one of the following can be said for the motion of the object ?
1) The object will move with acceleration
2) The object will move with deceleration
3) The object will move with constant speed, but varying direction
4) The object will move with constant velocity
Q. Which one of the following tribal groups is dominantly found in the Blue Mountains?
1) Lambadas
2) Gonds
3) Jarawas
4) Todas
Q. Who among the following geographers is related to 'primate city' concept?
1) August Losch
2) Mark Jefferson
3) Griffith Taylor
4) W. Christaller
Q. Which one of the following islands is the largest?
1) Borneo
2) Madagascar
3) New Guinea
4) Sumatra
Q. Arrange the following Tiger Reserves of India from North to South -
1. Dudhwa
2. Panna
3. Pench
4. Indravati
Select the correct answer using the code given below -
1) 4, 3, 2, 1
2) 2, 1, 4, 3
3) 1, 2, 3, 4
4) 1, 3, 2, 4
Q. Which one of the following proteins gives lustrous shiny appearance to silk fiber?
1) Fibrin
2) Sericin
3) Collagen
4) Nectin
Q. Human insulin molecule is composed of one a-chain having 21 amino acids and one B-chain having 30 amino acids. How many functional insulin genes occur in adult humans ?
1) One
2) Two
3) Three
4) Four
Q. Pearl is a hard object produced within the soft tissues of a mollusk. Which one of the following is the main constituent of pearl?
1) Calcium Carbonate
2) Calcium Oxide
3) Calcium Nitrate
4) Calcium Sulphate
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