Planets MCQs - Everyday Science Practice | PakExamPoint

Practise Planets MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.

Planets MCQs and revision practice

Study Planets through multiple-choice questions in Everyday Science. This subtopic contains 341 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.

Use these Planets MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.

Continue your revision with related topics: 100 Most Repeated MCQs of EDS PDF MCQs, Alloy MCQs, Atmosphere MCQs, Basics of Every Day Science EDS MCQs, Biology MCQs, Botany MCQs, Branch of Science MCQs, Cell MCQs.

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Planets: questions and answer review

Try each question before opening its answer. Record the concept behind each mistake and revisit it during your next practice session.

271. Constellation of seven bright stars known as?

Check answer and explanation

Answer: The great bear

Explanation The constellation of seven bright stars known as the Great Bear is Ursa Major , which also includes the Big Dipper asterism: Name: The Latin name Ursa Major means "greater (or larger) bear". Size: Ursa Major is the third-largest constellation in the sky and the largest in the Northern Hemisphere

272. Which one is called shooting stars?

شوٹنگ سٹارز کس کو کہتے ہیں؟

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Answer: meteor

Explanation “shooting stars” are called meteors Most meteors burn up in the atmosphere before they reach the ground Shooting stars are little rocks from space that catch fire as soon as they enter the Earth's atmosphere.

273. Jupiter, Saturn, Uranus, and Neptune are called gas giants because they are large and are made up of _____?

مشتری، زحل، یورینس اور نیپچون کو گیس دیو کہا جاتا ہے کیونکہ یہ بڑے ہیں اور _____ سے بنے ہیں؟

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Answer: Gases

Explanation Gas Giants are large, gaseous planets that are primarily composed of hydrogen and helium, and include Jupiter, Saturn, Uranus, and Neptune. They have no solid surface and are characterized by their massive size and atmospheric composition.

274. Which of following is used to measure the distance between planet and stars?

سیارے اور ستاروں کے درمیان فاصلے کی پیمائش کے لیے مندرجہ ذیل میں سے کون سا استعمال ہوتا ہے؟

Check answer and explanation

Answer: Light year

Explanation A light year is the distance light travels in one year — about 9.46 trillion kilometers . It is commonly used to measure vast distances between stars and galaxies . Astronomers use an effect called parallax to measure distances to nearby stars. Parallax is the apparent displacement of an object because of a change in the observer's point of view.

275. The image formation in James Webb Space Telescope is due to?

جیمز ویب اسپیس ٹیلی سکوپ میں تصویر کی تشکیل کی وجہ کیا ہے؟

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Answer: Infra-Red Rays

Explanation The James Webb Space Telescope ( JWST ) primarily uses infrared rays to capture images of distant objects in the univers

276. Which celestial body exerts the dominant gravitational effect responsible for ordinary ocean tides on Earth?

زمین پر عام سمندری مدوجزر پیدا کرنے میں سب سے زیادہ غالب کششِ ثقل کس آسمانی جسم کی ہوتی ہے؟

Check answer and explanation

Answer: Moon

Explanation Ocean tides on Earth are caused by gravitational forces . The strongest and most influential source is the nearest large celestial body. Although the Sun also contributes, its effect is weaker than expected due to distance . The Moon’s proximity makes its gravitational pull dominant in tidal formation. Therefore, the Moon is the main driver of ordinary ocean tides. Last verified on 08-05-2026

277. Mimas is a moon of which planet?

میمس کس سیارے کا چاند ہے؟

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Answer: Saturn

Explanation Mimas is the smallest and innermost of Saturn 's major moons.

278. Which planets are require a telescope for their observation?

کن سیاروں کو اپنے مشاہدے کے لیے دوربین کی ضرورت ہوتی ہے؟

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Answer: Uranus and Neptune

Explanation There are 5 planets visible without a telescope, 1.Mercury, 2.Venus, 3.Mars, 4.Jupiter 5.Saturn. Uranus and Neptune are the two planets in our solar system that are farthest from Earth. They have a very low brightness, making them difficult to observe with the naked eye. A telescope is required to observe these planets.

279. Energy is a nuclear reaction is produced due to

توانائی ایک جوہری ردعمل ہے جس کی وجہ سے پیدا ہوتا ہے…

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Answer: uncontrolled chain of reaction

Explanation Nuclear energy i s a form of energy released from the nucleus, the core of atoms, made up of protons and neutrons . This source of energy can be produced in two ways : fission – when nuclei of atoms split into several parts – or fusion – when nuclei fuse together.

280. what is the percentage of salt water on the earth surface?

زمین کی سطح پر نمکین پانی کتنے فیصد ہے؟

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Answer: 97%

Explanation The total volume of water on Earth is estimated at 1.386 billion km³ , with 97.5% being salt water and 2.5% being fresh water. Of the fresh water, only 0.3% is in liquid form on the surface.

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