Daily Updates Mock Test 73
MOCK TEST 73
SYLLABUS : GENERAL SCIENCE ( PSC PREV YEAR PAPERS )
TIME : 20 MINUTES FULL MARKS : 50*5 = 250
EACH QUESTION CARRIES 5 MARKS , - VE MARKING = -1 / WRONG ANSWER
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- 1.
Which one is not required to produce German silver ?
- A.
copper
- B.
Zinc
- C.
Nickel
- D.
tin
Correct Answer
D. tin -
- 2.
Who invented the process of breaking up the nucleus of an atom :
- A.
Mosley
- B.
Dalton
- C.
Rutherford
- D.
None of these
Correct Answer
C. Rutherford -
- 3.
Process of Antiseptic surgery was invented by
- A.
Joseph Lister
- B.
Robert Koch
- C.
Paul Muller
- D.
None
Correct Answer
A. Joseph Lister -
- 4.
Radioactivity was discovered by :
- A.
Madam Marie Courie
- B.
Henry Becquerel
- C.
Ernest Rutherford
- D.
None of these
Correct Answer
B. Henry Becquerel -
- 5.
Important source of Vitamin 'A' may be :
- A.
vegetables
- B.
Lemon
- C.
Meat
- D.
rice
Correct Answer
A. vegetables -
- 6.
Chlorophyll containing unicellular plants are called ?
- A.
Fungi
- B.
Algae
- C.
Weeds
- D.
None of these
Correct Answer
B. Algae -
- 7.
Metal having density less than 1 is :
- A.
Graphite
- B.
Sodium
- C.
Aluminium
- D.
None of these
Correct Answer
B. Sodium -
- 8.
Petroleum gas is liquefied at:
- A.
High temperature and high pressure
- B.
Low temperature and high pressure
- C.
High temperature and low pressure
- D.
Low temperature and low pressure
Correct Answer
B. Low temperature and high pressure -
- 9.
Which one has not been correctly matched ?
- A.
Vitamin A : Retinol
- B.
Vitamin E : Tecopherols
- C.
Vitamin K : Phytomenadine
- D.
Vitamin B6 : Riboflavin
Correct Answer
D. Vitamin B6 : Riboflavin -
- 10.
Circulation of blood in a human body takes assistance of :
- A.
Arteries
- B.
capillaries
- C.
Veins
- D.
All of these
Correct Answer
D. All of these -
- 11.
Which is produced in the stomach of a human body ?
- A.
Glycogen
- B.
Enzyme
- C.
Hydrochloric acid
- D.
None of these
Correct Answer
C. Hydrochloric acid -
- 12.
Which group of plants are unicellular ?
- A.
Protista
- B.
Plantae
- C.
Fungi
- D.
Animalia
Correct Answer
A. Protista -
- 13.
Which one of the following diseases is not caused by virus ?
- A.
Measles
- B.
Rabies
- C.
AIDS
- D.
Leprosy
Correct Answer
D. Leprosy -
- 14.
Which one is not the name of a chemical weapon for genocide
- A.
Mustard gas
- B.
Sarin
- C.
Hydrogen Cyanide
- D.
Anthrax
Correct Answer
D. Anthrax -
- 15.
Study relating to insects is :
- A.
Entomology
- B.
Mycology
- C.
Cytology
- D.
None of these
Correct Answer
A. Entomology -
- 16.
Practical unit of quantity of electricity is :
- A.
Watt
- B.
Dyne
- C.
Coulomb
- D.
Joule
Correct Answer
C. Coulomb -
- 17.
In which part of a human body the Adrenal glands are situated
- A.
Upper
- B.
Middle
- C.
Lower
- D.
None of these
Correct Answer
C. Lower -
- 18.
Astigmatism is a disease of the :
- A.
Throat
- B.
Spinal cord
- C.
Lungs
- D.
Eyes
Correct Answer
D. Eyes -
- 19.
Deuterium is also known as heavy :
- A.
Oxygen
- B.
Nitrogen
- C.
Hydrogen
- D.
None of these
Correct Answer
C. Hydrogen -
- 20.
Lice are examples of :
- A.
Ectoparasite
- B.
Endoparasite
- C.
Insectivorous
- D.
None
Correct Answer
A. Ectoparasite -
- 21.
Aristotle is considered as the father of the subject of :
- A.
Chemistry
- B.
Physics
- C.
Biology
- D.
None of these
Correct Answer
C. Biology -
- 22.
When a constant force is applied over a body then it moves with uniform :
- A.
Speed
- B.
velocity
- C.
Acceleration
- D.
Momentum
Correct Answer
A. Speed -
- 23.
The name 'Chromosome' was coined by :
- A.
W. Flemming
- B.
W. Waldeir
- C.
Dupraw
- D.
None
Correct Answer
B. W. Waldeir -
- 24.
Important cause of Heart attack for a person may be increased
- A.
Blood protein
- B.
blood sugar
- C.
Cholesterol
- D.
blood urea
Correct Answer
C. Cholesterol -
- 25.
Heat for boiling point of mercury is around :
- A.
280° C
- B.
320° C
- C.
360° C
- D.
440° C
Correct Answer
C. 360° C -
- 26.
The radius of which is highest ?
- A.
Electron
- B.
Proton
- C.
Neutron
- D.
All are equal in radius
Correct Answer
A. Electron -
- 27.
Voltic Cell was invented by a scientist of :
- A.
USA
- B.
Britain
- C.
Germany
- D.
Italy
Correct Answer
D. Italy -
- 28.
Depending on the radius of wire electricity conduction would increase of decrease in the relationship of :
- A.
Same number
- B.
Square number
- C.
Cube number
- D.
None
Correct Answer
B. Square number -
- 29.
In a wire having 3 folds radius electricity conduction will be
- A.
3 times
- B.
6 times
- C.
9 times
- D.
27 times
Correct Answer
C. 9 times -
- 30.
Hygrometer is used to measure :
- A.
Relative density
- B.
Relative humidity
- C.
relative purity
- D.
Acceleration due to gravity
Correct Answer
B. Relative humidity -
- 31.
An air bubble under water shines brightly due to :
- A.
Dispersion
- B.
Refraction
- C.
diffraction
- D.
Total internal reflection
Correct Answer
D. Total internal reflection -
- 32.
An air bubble in water is found to work as a :
- A.
Convex mirror
- B.
Convex lens
- C.
Concave mirror
- D.
Concave lens
Correct Answer
D. Concave lens -
- 33.
Technique of taking three dimensional images of objects is :
- A.
Audiography
- B.
Holography
- C.
Lexicography
- D.
None
Correct Answer
B. Holography -
- 34.
Bones of a human body are made of compounds of :
- A.
calcium and phosphorus
- B.
Sodium and calcium
- C.
Calcium und nitrogen
- D.
Calcium and iron
Correct Answer
A. calcium and phosphorus -
- 35.
Petroleum oil is an example of :
- A.
Element
- B.
Compound
- C.
Mixture
- D.
none of these
Correct Answer
C. Mixture -
- 36.
Vitamin used as an anti beriberi drug is :
- A.
Vitamin A
- B.
Vitamin B
- C.
Vitamin C
- D.
Vitamin D
Correct Answer
B. Vitamin B -
- 37.
The most abundant metal in the crust of the earth is:
- A.
Iron
- B.
Aluminium
- C.
Copper
- D.
None of these.
Correct Answer
B. Aluminium -
- 38.
Which one of the following is an example of electrical power being turned into mechanical power:
- A.
Calling Bell
- B.
Table Fan
- C.
Dynamo
- D.
None.
Correct Answer
B. Table Fan -
- 39.
Pressure cooker can cook quicker because of higher inside :
- A.
Pressure
- B.
Heat
- C.
Movement
- D.
None of these.
Correct Answer
A. Pressure -
- 40.
White Blood Corpuscle (WBC) is produced in :
- A.
Lungs
- B.
Heart
- C.
Bone Marrow
- D.
Spleen
Correct Answer
D. Spleen -
- 41.
The number of Vertebrae in the backbone of a human body is :
- A.
21
- B.
26
- C.
33
- D.
42
Correct Answer
C. 33 -
- 42.
In a non-ventilated room a charcoal fire is found to bring :
- A.
Carbon-di-oxide
- B.
Carbon-monoxide
- C.
Hydrogen
- D.
None
Correct Answer
B. Carbon-monoxide -
- 43.
The growth in a human body is controlled by the :
- A.
Chromosomes
- B.
Hormones
- C.
Muscle
- D.
None of these
Correct Answer
B. Hormones -
- 44.
Which one is considered as the 'power house of cell' in a body ?
- A.
Mitochondria
- B.
Cytoplasm
- C.
Protoplasm
- D.
None
Correct Answer
A. Mitochondria -
- 45.
Growth Hormone or S.T.H. is secreted from .......... gland ?
- A.
Pituitary
- B.
Adrenal
- C.
Thyroid
- D.
None of these
Correct Answer
A. Pituitary -
- 46.
Halophytes group of trees grow quickly in :
- A.
Black soil
- B.
Red soil
- C.
Salted soil
- D.
None of these
Correct Answer
C. Salted soil -
- 47.
A normal adult person respires around ........ times per minute :
- A.
15
- B.
20
- C.
25
- D.
30
Correct Answer
B. 20 -
- 48.
Which one of the following has not been correctly matched ?
- A.
Glucose : Carbohydrates
- B.
Butter : Fats
- C.
Orange : Vitamin C
- D.
Mineral Salt : Hormones
Correct Answer
D. Mineral Salt : Hormones -
- 49.
Which one has not been correctly matched in Roman system :
- A.
50=L
- B.
100=C
- C.
500=E
- D.
1000=M
Correct Answer
C. 500=E -
- 50.
Which one of the following is not correctly matching ?
- A.
Circulation of blood : William Harvey
- B.
Vaccination : Edward Jenner
- C.
Rabies Vaccine : Louis Pasteur
- D.
Streptomycin : Alexander Fleming
Correct Answer
D. Streptomycin : Alexander Fleming -
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