CSS General Science & Ability Past Paper 2009
PART-1(Objective-MCQs) 50 Marks
Q.1. Select the best option/answer
Q2. Persons with following blood group are considered to be universal recipient.
(A) A+
(B) B+
(C) AB+
(D) O+
(E) None of these
Q3. Study of life in outer space is known as:
(A) Endobiology
(B) Exobiology
(C) Enterobiology
(D) Neobiology
(E) Micro biology
Q4. The name of the common mineral salt present in sweat is:
(A) Calcium Oxalate
(B) Potassium Sulphate
(C) Sodium Chloride
(D) Iron Sulphide
(E) None of these
Q5. Sensitive layer of the eye is:
(A) Choroids
(B) Sclerotic
(C) Retina
(D) Cornea
(E) None of these
Q6. Laughing gas has chemical composition of following two elements:
(A) Nitrogen + Hydrogen
(B) Nitrogen + Carbon
(C) Nitrogen + Oxygen
(D) Oxygen + Carbon
(E) None of these
Q7. Dr. Abdus Salam of Pakistan was one of the contributors to the unification of:
(A) Electromagnetic force and gravitational force
(B) Electromagnetic force and weak nuclear force
(C) Gravitational force and weak nuclear force
(D) Weak nuclear force and strong nuclear force
(E) None of these
Q8. Which triplet in DNA codes for valine:
(A) CTT
(B) AGU
(C) CAT
(D) AAT
(E) None of these
Q9. What is the chance of a diabetic baby born to parents both heterozygous normal?
(A) Zero
(B) 1/4
(C) 1/2
(D) 3/4
(E) None of these
Q10. Which of the following is not a part of Darwinism:
(A) Over production
(B) Natural selection
(C) Inheritance for acquired characters
(D) Competition for survival
(E) None of these
Q11. Role of biotechnology in the production of food is based on:
(A) Decomposition
(B) Respiration
(C) Digestion
(D) Fermentation
(E) None of these
Q12. Which form of drug abuse involves most risk of infection with the HIV (AIDS) virus:
(A) Cigarette smoking
(B) Using alcohol
(C) Injection of heroine
(D) Taking too much aspirin
(E) None of these
Q13. Founder of modern astronomy was:
(A) Archimedes
(B) William Gilbert
(C) Nicolas Copernicus
(D) Michel Faraday
(E) None of these
Q14. The instrument which measures very high temperature is:
(A) Manometer
(B) Thermostat
(C) Chronometer
(D) Pyrometer
(E) None of these
Q15. The science which deals with study of manners and customs of peoples is:
(A) Ethnology
(B) Morphology
(C) Ethics
(D) Genetics
(E) None of these
Q16. Chemicals used to kill rats and mice are:
(A) Insecticides
(B) Rodenticides
(C) Fungicides
(D) Herbicides
(E) None of these
Q17. Dry ice is:
(A) Methane hydrate
(B) Liquid Nitrogen
(C) Solid Carbon dioxide
(D) Frozen water
(E) None of these
Q18. Chemical name of vinegar is:
(A) Sodium Nitrate
(B) Dilute acetic acid
(C) Chloride of lime
(D) Calcium
(E) None of these
Q19. Deficiency of following vitamin decreases hemoglobin production:
(A) Biotin
(B) Thiamine
(C) Niacin
(D) Pyridoxine
(E) None of these
Q20. Hygrometer is used for measuring the:
(A) Speed of sound
(B) Density of milk
(C) Humidity of air
(D) Specific gravity of liquids
(E) None of these
Q21. Bronze is an alloy of:
(A) Copper and Zinc
(B) Tin and Zinc
(C) Copper and Tin
(D) Iron and Zinc
(E) None of these
Q22. Which of the following is most elastic?
(A) Steel
(B) Rubber
(C) Glass
(D) Sponge
(E) None of these
Q23. Orbital period of the planet Mercury around the sun is:
(A) 88 days
(B) 365 days
(C) 2 years
(D) 98 days
(E) None of these
Q24. The most splendid and the most magnificent constellation in the sky is:
(A) Orion
(B) Columba
(C) Canis Major
(D) Taurus
(E) None of these
Q25. “Black holes” refer to:
(A) Holes occurring in heavenly bodies
(B) Bright spots on the sun
(C) Collapsing objects of high density
(D) Collapsing objects of low density
(E) None of these
Q26. Eugenics is the study of:
(A) Altering human beings by changing their genetic components
(B) People of European origin
(C) Different races of mankind
(D) Genetics of plants
(E) Eunuchs
Q27. The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called:
(A) Aphelion
(B) Perihelion
(C) Perigee
(D) Apogee
(E) None of these
Q28. Diamond is a very expensive ornament. It is composed of a single element.
(A) Carbon
(B) Gold
(C) Silver
(D) Platinum
(E) None of these
Q29. Which of the following layers makes radio transmission possible?
(A) Troposphere
(B) Ionosphere
(C) Mesosphere
(D) Stratosphere
(E) None of these
Q30. Which of the following explains the reason why there is no total eclipse of the sun?
(A) Size of the earth in relation to that of moon
(B) Orbit of moon around earth
(C) Direction of rotation of earth around sun
(D) Area of the sun covered by the moon
(E) None of these
Q31. Television signals are converted into light signals by:
(A) Optical fibre
(B) Transistor
(C) Decoder
(D) Photo diode
(E) None of these
Q32. Where do most of Asteroids lie?
(A) In asteroid belt between the orbits of Mars and Jupiter.
(B) In asteroid belt between the orbits of Mars and Venus.
(C) In asteroid belt between the orbits of Jupiter and Venus.
(D) Everywhere in the sky.
(E) None of the these
Q33. The number of spark plugs needed in a diesel engine is:
(A) 2
(B) 3
(C) 0
(D) 4
(E) None of these
Q34. The half life of a radioactive element is 8-days. How long will it take to reduce it from 10mg to 5mg?
(A) 4 days
(B) 12 days
(C) 16 days
(D) 8 days
(E) None of these
Q35. The term ‘Blue Shift’ is used to indicate.
(A) Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.
(B) Turning a star from white to blue.
(C) In future sun would become blue.
(D) Black hole was blue at its start.
(E) None of these
Q36. Kilowatt-hour is a unit of:
(A) Power
(B) Electric current
(C) Energy
(D) Time
(E) None of these
Q37. Fuel used in Fast Breeder Reactor is:
(A) Uranium Oxide
(B) Uranium Plutonium carbide
(C) Uranium Plutonium Oxide
(D) Uranium thorium Oxide
(E) None of these
Q38. Monsoon is caused by:
(A) Seasonal reversal of winds.
(B) Revolution of earth.
(C) Movement of the clouds.
(D) Rise in temperature.
(E) Rain forests
Q39. Which of the following atmospheric layers helps in radio communication?
(A) Exosphere
(B) Ionosphere
(C) Troposphere
(D) Stratosphere
(E) Ozone layer
Q40. A moderator is used in nuclear reactor in order to:
(A) Accelerate the neutrons
(B) Slow down the speed of the neutrons
(C) Increase the number of electrons
(D) Decrease the number of electrons
(E) None of these
Q41. Sedimentary rocks are:
(A) Porous
(B) Hard
(C) Rough
(D) Brittle
(E) Volcanic
Q42. Which one of the following is a non-metallic mineral?
(A) Manganese
(B) Magnesium
(C) Gypsum
(D) Bauxite
(E) None of these
Q43. Ozone layer prevents
(A) Global warming
(B) Transmission of harmful rays of the sun
(C) Water pollution
(D) Air pollution
(E) None of these
Q44. Which of the following is a primary source of drinking water?
(A) Lakes
(B) River
(C) Wells
(D) Springs
(E) None of these
Q45. Which of the following is not a renewable energy source?
(A) Solar
(B) Wind
(C) Coal
(D) Hydro
(E) None of these
Q46. The smallest unit of an element is:
(A) Atom
(B) Proton
(C) Molecule
(D) Neutron
(E) None of these
Q47. Which planet is known as the “Red Planet”?
(A) Mars
(B) Venus
(C) Earth
(D) Jupiter
(E) None of these
PART-2(Subjective) 50 Marks
Attempt ONLY FIVE questions
Q2. WRITE SHORT NOTE ON THE FOLLOWING BY GIVING THEIR EXACT LIFE SPAN AND CONTRIBUTIONS TO THE FIELD OF SCIENCE (ACCURATE FACTS WILL BE APPRECIATED) (5 X 2)
(a) UMER AL KHAYAM
(b) ZAKARIYA AL RAZI
Q3. DIFFERENTIATE BETWEEN ANY FIVE OF THE FOLLOWING PAIRS. (2 X 5)
(a) UMBRA AND PENUMBRA
(b) HEAVY WATER AND HARD WATER
(c) SMOG AND SMOKE
(d) MYOPIA AND HYPEROPIA
(e) LAVA AND MAGMA
(f) PERISCOPE AND PERIMETER
(g) X-RAYS AND GAMMA RAYS
Q4. SUN IS A GLORIOUS STAR IN OUR SKY. WRITE DOWN ITS CHARACTERISTICS WITH REFERENCE TO THE FOLLOWING DATA:
(a) DISTANCE FROM EARTH
(b) MEAN DISTANCE FROM CENTRE OF GALAXY
(c) VELOCITY AROUND CENTRE OF GALAXY
(d) REVOLUTION PERIOD AROUND CENTRE OF GALAXY
(e) EQUATORIAL DIAMETER
(f) ROTATION PERIOD AT THE EQUATOR
(g) CORE TEMPERATURE
(h) SOLAR WIND
(i) THE LOVELY DIAMOND RING EFFECT
(i) FUTURE OF SUN
Q5. WRITE BRIEFLY (NOT MORE THAN THREE TO FOUR SENTENCES) ABOUT ANY FIVE OF THE FOLLOWING. (2 X 5)
(a) ALLOTRY
(b) NEBULA
(c) ENRICHMENT OF URANIUM
(d) AQUA REGIA
(e) GREENHOUSE EFFECT
(f) IGNEOUS ROCKS
Q6. (A) DEFINE GENETIC ENGINEERING. IN HOW MANY WAYS GENETIC ENGINEERING CAN BE APPLIED IN DIFFERENT FIELDS OF LIFE? DOES IT BENEFIT SOCIETY? DISCUSS. (1+3+2)
(B) WHAT DO THE FOLLOWING SCIENTIFIC ABBREVIATIONS STAND FOR? (1/2 EACH)
(i) SONAR
(ii) CNS
(iii) PTFE
(iv) LDL
(v) SARS
(vi) GUT
(vii) BASIC
(viii) BTU
Q7. (A) WHAT ARE MINERALS? DISCUSS ANY TWO PHYSICAL PROPERTIES THEREOF. ALSO MENTION THE NAMES OF FOUR PRECIOUS MINERALS OF HIGH COMMERCIAL VALUE.
(B) DEFINE THE FOLLOWING: (1 EACH)
(i) AMPHIBION
(ii) SYNCHRONOUS SATELLITE
(iii) BIG DIPPER
(iv) FERMENTATION
(v) MILLENNIUM BUG
Q8. (A) DEFINE RECEPTORS IN MAN. NAME DIFFERENT RECEPTOR ORGANS IN HUMAN BODY. ALSO DISCUSS ANY TWO OF THEM BRIEFLY.
(B) GIVE SCIENTIFIC REASONS OF THE FOLLOWING. (1 EACH)
(i) THE DOGS PANT, THE BIRDS OPEN THEIR MOUTH AND THE ELEPHANTS MOVE RAPIDLY THEIR EARS.
(ii) THE MANHOLES COVERS ARE GENERALLY ROUND.
(iii) A GEOSTATIONARY SATELLITE APPEARS STANDSTILL TO A VIEWER ON THE EQUATOR OF EARTH.
(iv) WE NEVER SEE BIRDS URINATING.
(v) PASTEURIZED MILK HAS MORE NOURISHMENT THAN THE ORDINARY BOILED MILK.
Q9. (A) HIGHLIGHT THE SIMILARITIES AND DIFFERENCES BETWEEN ANIMALS AND PLANTS. (3+3)
(B) WRITE SHORT NOTE ON ANY TWO OF THE FOLLOWING. (2 EACH)
(i) TELEPRINTER
(ii) DENGUE VIRUS
(iii) VACUUM CLEANER