General science - Multiple Choice Questions (MCQs) – Page 23

Explore a wide range of General science - Multiple Choice Questions (MCQs) on QuizLake. Prepare for UPSC, State PSCs, SSC, Banking, and other government exams with our extensive collection of MCQs.

Tags

AgricultureAncient Indian HistoryAptitude & ReasoningArt and CultureCensusComputersCurrent AffairsCurrent Affairs (April-June 2025)Current Affairs (January-March 2025)EconomyEnvironment & EcologyGeneral KnowledgeGeneral scienceIndia and World GeographyIndian EconomyIndian GeographyIndian PolityMedieval HistoryMiscModern Indian HistoryPhysical GeographyUPPSC Prelims 2025 Mock Test SeriesUP SpecialUttrakhand SpecialWorld Geography

Recent MCQs

The colour of light is determined by its

  1. Amplitude
  2. Wavelength
  3. Intensity
  4. Velocity
General science

Heroin is obtained from

  1. Indian hemp
  2. Opium poppy
  3. Tobacco
  4. Arecanut
General science

Solar energy is due to:

  1. Ionization
  2. Nuclear Fusion
  3. Nuclear fission
  4. Oxidation
General science

The Ozone layer in the atmosphere:

  1. Causes rainfall
  2. Creates pollution
  3. Protects life on earth from ultraviolet radiation
  4. Produces oxygen in the atmosphere
General science

A colour-blind man marries a normal woman. The features of colour blindness will appear in his:

  1. sons
  2. daughters
  3. sons's sons
  4. daughter's sons
General science

Which of the following is an example of herbicide?

  1. Sodium chlorate
  2. Potassium permanganate
  3. Bleaching powder
  4. None of the above
General science

The cause of sweet taste in fruits is:

  1. Maltose
  2. Ribose
  3. Lactose
  4. Fructose
General science

Which one of the following is not the genetic disease?

  1. Night blindness
  2. Haemophilia
  3. Albinism
  4. Colour blindness
General science

Of the two bulbs in a house, one glows brighter than the other. Which of the following statements is correct?

  1. The brightness does not depend on resistance
  2. Both the bulbs have the same resistance
  3. The brighter bulb has larger resistance
  4. The dimmer bulb has larger resistance.
General science

Insulin is a type of:

  1. Hormone
  2. Enzyme
  3. Vitamin
  4. Salt
General science

These days yellow lamps are frequently used as street light. Which one of the following is used in these lamps?

  1. Sodium
  2. Neon
  3. Hydrogen
  4. Nitrogen
General science

Which of the following is known as laughing gas?

  1. Ammonia
  2. Nitrous Oxide
  3. Carbon Monoxide
  4. Chlorofluro Carbon
General science

Solder used in soldering metal pieces consists of an alloy of:

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

In a diesel engine the fuel used is:

  1. vapour of diesel and air
  2. diesel only
  3. mixture of diesel and petrol
  4. mixture of diesel, air and petrol
General science

Match list I with list II and select the correct answer from the code given below:
List-I (Acid) - List-II (Source)

A. Lactic acid - 1. Lemon
B. Acetic acid - 2. Rancid butter
C. Citric acid - 3. Milk
D. Butyric acid - 4. Vinegar

Code:
A B C D

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

Consider the following statements:

Assertion (A): If Ice collects on the freeze the cooling in the refrigerator is affected adversely.
Reason (R) : Ice is a poor conductor.

Select the correct answer using the codes given below:
Codes:

  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 of (A).
  3. (A) is true, but (R) is false.
  4. (A) is false, but (R) is true.
General science

Which of the following is a stem?

  1. Turnip
  2. Ginger
  3. Carrot
  4. Sweet potato
General science

The gas which emits for rice field is

  1. Ethane
  2. Methane
  3. Nitrogen
  4. All of the above
General science

Which one of the following is NOT an example of bio-mass energy source?

  1. Coal
  2. Nuclear energy
  3. Gobar (Dung)
  4. Wood
General science

Quinine, the effective medicine in the treatment of malaria, is extracted from

  1. Bark of Cinnamon
  2. Leaves of Ocimum
  3. Bark of Cinchona
  4. Bark of Acacia Catechu
General science

Relative humidity is measured by:

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

Which one of the following is not correctly matched?

  1. Decibel–unit of loudness of sound
  2. Horse power–unit of power
  3. Nautical mile–unit of distance in navigation
  4. Celsius–unit of heat
General science

Which of the following pars is NOT correctly matched?

  1. Oxytocin - Hormone
  2. Aspartame - Synthetic sweetener
  3. Neoprene - Specialized rubber
  4. Rayon - Modified starch
General science

What is the function of a pace maker?

  1. It regulates the heart beat
  2. It increases the heart beat
  3. It accelerates blood supply to heart
  4. It decreases the heart beat
General science