Everyday Science — All MCQs
2717 questions available
Q2581.The brightest planet in the Solar system is:
Correct Answer: B
Venus is the correct answer because it matches the fact or concept tested by this question.
Q2582.The planet with shortest daytime is:
Correct Answer: C
Jupiter is the relevant record-holder among the listed choices for this general-knowledge comparison. Superlative questions test a ranked fact, so the explanation depends on the accepted measurement used in the syllabus, such as area, height, length, depth, population or duration.
Q2583.Insulin in human body is produced in:
Correct Answer: C
pancreas is the correct answer because it matches the fact or concept tested by this question.
Q2584.Nobel Prize in Physics was awarded to Dr. Abdus Salam in the year
Correct Answer: C
1979 is the correct answer because it matches the fact or concept tested by this question.
Q2585.Anemometer' is an instrument used for measuring:
Correct Answer: A
Wind speed is used because it measures the quantity or object named in the question. Measurement items test the link between a physical quantity and its standard unit or instrument.
Q2586.Deficiency if Vitiamin 'C' in human body leads to:
Correct Answer: D
Skin Disease is the correct answer because it matches the fact or concept tested by this question.
Q2587.The only vitamin which cannot be stored in human body
Correct Answer: A
Vitamin C is the correct answer because it matches the fact or concept tested by this question.
Q2588.The world is celebrating in 2009, 200th birth anniversary of the scientist;
Correct Answer: A
Charles Darwin is the relevant answer because it is directly tied to the fact, definition or concept named in the stem. For study purposes, focus on the relationship between the stem and the selected term, date, place or person so the item is learned as knowledge rather than memorised as a letter choice.
Q2589.What is 'Nuclear Fission?'
Correct Answer: A
A storm splits into two masses is the relevant answer because it is directly tied to the fact, definition or concept named in the stem. For study purposes, focus on the relationship between the stem and the selected term, date, place or person so the item is learned as knowledge rather than memorised as a letter choice.
Q2590.Night blindness is caused by lack of which vitamin?
Correct Answer: A
Vitamin A is the correct answer because it matches the fact or concept tested by this question.
Q2591.Which vitamin is provided to the human body through sunlight?
Correct Answer: D
Vitamin D is the correct answer because it matches the fact or concept tested by this question.
Q2592.Which is the largest planet?
Correct Answer: C
Jupiter is the relevant record-holder among the listed choices for this general-knowledge comparison. Superlative questions test a ranked fact, so the explanation depends on the accepted measurement used in the syllabus, such as area, height, length, depth, population or duration.
Q2593.How many satellites (moons) of saturn planet?
Correct Answer: B
62 is the correct answer because it matches the fact or concept tested by this question.
Q2594.Every action has reaction which are equal but in opposite direction".This law is called
Correct Answer: C
Newton' third law of motion is the person or title historically associated with this fact. Such biographical MCQs test a specific contribution, office, work or distinction, so the explanation should connect the person with the achievement or role named in the question.
Q2595.What is the main cause of global warming?
Correct Answer: D
Carbon dioxide is the correct answer because it matches the fact or concept tested by this question.
Q2596.World Wide Web was invernted by
Correct Answer: D
Berner Lee is the relevant answer because it is directly tied to the fact, definition or concept named in the stem. For study purposes, focus on the relationship between the stem and the selected term, date, place or person so the item is learned as knowledge rather than memorised as a letter choice.
Q2597.Which is the most element Present in the Universe?
Correct Answer: C
Hydrogen is the ranked fact being tested in this item. Superlative MCQs depend on the comparison criterion—such as area, population, height, length, chronology or institutional seniority—so the selected option must match that criterion.
Q2598.Which organization is the oldest____
Correct Answer: A
League of Nations is the correct answer because it matches the fact or concept tested by this question.
Q2599.In which type of rock is limestone found?
Correct Answer: C
Limestone is a sedimentary rock formed from accumulated shells, coral, and mineral debris.
Q2600.Which direction does wind flow around areas of high pressure in the Northern Hemisphere?
Correct Answer: B
In the Northern Hemisphere, winds flow Clockwise around high pressure areas.