(926) The energy value of food is measured in ?
- A. Joule
- B. Calories
- C. Tesla
- D. Proteins
(927) are called the powerhouses of the cell?
- A. Mitochondr ia
- B. Vesicles
- C. Lungs
- D.Liver
(928) Human population growth is greatest in developing countries because ?
- A. the birth rate is high in developing countries
- B. the death rate is high in developing countries.
- C. much of the population has already reached the child bearing age.
- D. most of the world’s population lives in industrialize d countries.
(929) The name of the common mineral salt present in sweat is ?
- A. Calcium Oxalate
- B. Potassium Sulphate
- C. Sodium Chloride
- D. Iron Sulphate
(930) The instrument which measures very high temperature is ?
- A. Manometer
- B. Thermostat
- C. Chronomet er
- D. Pyrometer
(931) The most splendid and the most magnificent constellation on the sky is?
- A. Orion
- B. Columbia
- C. Canis Major
- D. Taurus
(932) 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
(933) Yeast is used in making bread because it produces ?
- A. Carbon dioxide
- B. Sugar
- C. Bacteria
- D. Oxygen
(934) It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the ?
- A. pitch
- B. Frequency
- C. Time period
- D. Quality
(935) Cusec is a unit of ?
- A. Area
- B. Time
- C. Distance
- D. None of these
(936) Cobalt is a material which is ?
- A. Strongly attracted by a magnet
- B. Not attracted by a magnet
- C. not a magnet
- D. Weakly attracted by a magnet
(937) The main function of the kidney is ?
- A. To control blood pressure
- B. To control body temperatur e
- C. To remove waste product from the body
- D. To help in digestion of food
(938) The average heartbeat per minute in a normal man is ?
- A. 50
- B. 70
- C. 80
- D. 100
(939) Dialysis is used for the treatment of ?
- A. Kidney failure
- B. Heart weakness
- C. Brain diseases
- D. None of these
(940) An iceberg is floating in sea. How much of its mass will remain above the surface of water?
- A. One tenth
- B. One fifth
- C. One fourth
- D. One third
(941) A Fahrenheit thermometer indicates a temperature of ‘ 14°F. its corresponding reading on the Celsius scale will be ?
- A. – 2O°C
- B. – 10°C
- C. + 10°C
- D. + 20°C
(942) A satellite moving round the earth with a uniform speed has ?
- A. An accelerated motion
- B. No acceleration at all
- C. Uniform acceleratio n
- D. Uneven acceleration
(943) The biggest planet in our solar system is ?
- A. Venus
- B. Pluto
- C. Jupiter
- D. None
(944) Anti Diuretic hormone is secreted by one of the following glands?
- A. Pituitary
- B. Pancreas
- C. Thyroid
- D. None
(945) One of the following countries produces maximum energy from atomic reactors?
- A. France
- B. USA
- C. UK
- D. none
(946) Serum if blood plasma minus its?
- A. Calcium ions
- B. Clotting proteins
- C. Globulins
- D. none
(947) Steering of a car involves?
- A. A single force
- B. Two forces acting in the same direction
- C. Two forces acting along different lines and in opposite direction.
- D. A pair of forces acting along the same line and in opposite direction
(948) All matter is made of ?
- A. Air
- B. Water
- C. Vibrations
- D. Atoms
(949) The soul of chemistry is dealing with ?
- A. Internal structural changes in matter
- B. Compositio n of matter
- C. Properties of matter
- D. Compositio n and properties of matter
(950) Moon light reaches to earth in seconds?
- A. 0.3 seconds
- B. 1.3 seconds
- C. 2.3 seconds
- D. 3.3 seconds