General science - Multiple Choice Questions (MCQs) – Page 17

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Recent MCQs

The Xylem in plants is responsible for transporting -

  1. Water
  2. Oxygen
  3. Amino Acid
  4. Food
General science

Match List-I with List-II and select the correct answer from the code given below:
List-I (Appliance/ quantity) - List-II (Measured Instrument)

1. Pressure - A. Ammeter
2. Weight - B. Hygrometer
3. Current - C. Barometer
4. Relative Humidity - D. Spring balance

Code:
A B C D

  1. 2 3 4 1
  2. 3 4 1 2
  3. 4 1 2 3
  4. 1 2 3 4
General science

As compared to boiling water, steam causes more burn to the hand because of

  1. Steam has latent heat
  2. Steam enters in the body
  3. Steam has more orbit
  4. Steam is light weight
General science

Relative humidity of atmosphere is measured by:

  1. Hydrometer
  2. Hygrometer
  3. Potentiometer
  4. Lactometer
General science

Food gets cooked quickly in a pressure cooker because of:

  1. At high pressure water gets boiled at low temperature
  2. At high pressure water gets boiled at high temperature
  3. Water boils only at 100°C but the amount of heat is high of high pressure
  4. Convection currents are generated inside the cooker
General science

Match list-I with list-Il and select the correct answer using code given below—
List - I List - II (Diseases) (Factors)

(A) Peptic ulcers - (1) Virus
(B) Dengue - (2) Protozoa
(C) Elephant Foot - (3) Worm
(D) Malaria - (4) Bacteria
Code -

  1. A-(4), B-(2), C-(3), D-(1.)
  2. A-(4), B-(1), C-(3), D-(2)
  3. A-(4), B-(1), C-(2), D-(3)
  4. A-(1), B-(4), C-(3), D-(2)
General science

Pyrometer is used for measuring:

  1. Air Pressure
  2. Humidity
  3. High Temperature
  4. Intensity of Earthquake
General science

Consider the following statements:

Assertion (A): India's nuclear policy incorporates its unpreparedness to open its nuclear plants for international inspection.
Reason (R): India will not produce any nuclear bomb.

Select your answer from the code given below:

  1. Both (A) and (R) are true and (R) is the correct explanation of (A)
  2. Both (A) and (R) are true but (R) is not the correct explanation
  3. (A) is true and (R) is false
  4. (A) is false but (R) is true
General science

Computer I. C. Chips are often made of:

  1. Lead
  2. Chromium
  3. Silicon
  4. Gold
General science

Bronze is an alloy of:

  1. Copper and Tin
  2. Copper and Zinc
  3. Copper and Silver
  4. Copper and Lead
General science

Solar energy is converted into electric energy through

  1. Dry cells
  2. Leclanche cells
  3. Voltaic cells
  4. Photo voltaic cells
General science

"Ringelmann scale" is used to measure density of ?

  1. Smoke
  2. Polluted water
  3. Fog
  4. Noise
General science

The age of the tree can be determined from the

  1. Counting of leaves on the tree
  2. Counting the number of rings on its stem
  3. Counting the branches on the tree
  4. Measurement of its height
General science

Which one of the following is a plant hormone?

  1. Insulin
  2. Thyroxin
  3. Oestrogen
  4. Cytokinin
General science

Source of Vitamin D is:

  1. Lemon
  2. Sun rays
  3. Orange
  4. Cashew nut
General science

The leaning tower of Pisa does not fall because:

  1. it is tapered at the top
  2. it covers a large base area
  3. its centre of gravity remains at the lowest position
  4. the vertical line through the centre of gravity of the tower falls within the base
General science

Fruits stored in a cold chamber exhibit longer storage life because:

  1. exposure to sunlight is prevented
  2. concentration of carbon dioxide in the environment is increased
  3. rate of respiration is decreased
  4. there is an increase in humidity
General science

Power of sun glass is:

  1. 0 Diopter
  2. 1 Diopter
  3. 2 Diopter
  4. 4 Diopter
General science

Which of the following electro magnetic radiations has the maximum energy?

  1. Visible light
  2. Infrared rays
  3. Ultraviolet rays
  4. X-rays
General science

Sound waves do not travel in:

  1. Solids
  2. Liquids
  3. Gases
  4. Vacuum
General science

Which of the following is not a molecule atomic particle?

  1. Neutron
  2. Proton
  3. Deuteron
  4. Electron
General science

When soggy biscuits are kept inside the fridge for sometime they become crisp because

  1. cooling releases extra moisture
  2. humidity inside the fridge is low and extra moisture is absorbed
  3. humidity inside the fridge is high and extra, moisture is absorbed
  4. pressure inside the fridge is high and helps in releasing extra moisture.
General science

'Dynamo' is a device, which converts:

  1. chemical energy into electrical energy
  2. electrical energy into mechanical energy
  3. mechanical energy into electrical energy
  4. electrical energy into chemical energy
General science

Which of the following pairs is NOT correctly matched ?
Quantity – S. I. Unit

  1. Activity of radio active substance – Curie
  2. Power of lense – Diopter
  3. Heat – Joule
  4. Pressure – Pascal
General science