Basics of Every Day Science EDS MCQs - Everyday Science Practice | PakExamPoint

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Basics of Every Day Science EDS MCQs and revision practice

Study Basics of Every Day Science EDS through multiple-choice questions in Everyday Science. This subtopic contains 1640 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.

Use these Basics of Every Day Science EDS 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.

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Basics of Every Day Science EDS: 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.

11. Chromosomes with one arm very small and other very long called ____?

ایک بازو بہت چھوٹا اور دوسرا بہت لمبا کروموزوم ____ کہلاتا ہے؟

Check answer and explanation

Answer: Acrocentric

Explanation Acrocentric chromosomes are chromosomes with one arm (p arm) that is significantly shorter than the other arm (q arm). The p arm is often very small, and may be barely visible , while the q arm is much longer. Examples of acrocentric chromosomes include chromosomes 13, 14, 15, 21, and 22 in humans.

12. Water percentage in plasma is _____?

پلازما میں پانی کا فیصد کیا ہے؟

Check answer and explanation

Answer: 90%

Explanation Plasma, the liquid component of blood, is composed of approximately 90% water. This high water content helps transport nutrients, hormones, and waste products throughout the body.

13. Water is a ______?

پانی ایک ______ ہے؟

Check answer and explanation

Answer: Polar solvent

Explanation Water (H₂O) is a polar solvent due to its asymmetrical molecular structure. It results in a slightly positive charge on the hydrogen atoms. A slightly negative charge on the oxygen atom.

14. Which mineral is the present in whole wheat, bananas, peas, prunes, oysters, liver, kidney, grains and legumes?

پوری گندم، کیلے، مٹر، کٹائی، سیپ، جگر، گردے، اناج اور پھلوں میں کون سا معدنیات موجود ہے؟

Check answer and explanation

Answer: Copper

Explanation Copper is an essential mineral found in various foods, including: Whole wheat Bananas Peas Prunes Oysters Liver Kidney Grains (quinoa, brown rice) Legumes (lentils, chickpeas) Copper is Crucial for : Formation of red blood cells. Helps with the functioning of the nervous system. Note : According to Sindh Textbook Board, Jamshoro

15. When white light is passed through a prism, it splits into ______ colors.

جب سفید روشنی کسی پرزم سے گزرتی ہے تو یہ کتنے رنگوں میں تقسیم ہو جاتی ہے؟

Check answer and explanation

Answer: 7

Explanation When white light passes through a prism, it splits into 7 colors , forming a spectrum known as a rainbow : Red Orange Yellow Green Blue Indigo Violet The separation of visible light into its different colours is known as dispersion.

16. A substance which produces hydroxyl ion (OH)- in the aqueous solution is called?

پانی کے محلول میں ہائیڈروکسیل آئن پیدا کرنے والا مادہ کہلاتا ہے؟

Check answer and explanation

Answer: Base

Explanation A base is a substance that produces hydroxide ions (OH-) in an aqueous solution, making the solution basic. Examples of bases include sodium hydroxide (NaOH) , calcium hydroxide (Ca(OH)2), and ammonium hydroxide (NH4OH).

17. The speed of light in vacuum is about

خلا میں روشنی کی رفتار تقریباً ہے۔

Check answer and explanation

Answer: 300,000 kilometers per second

Explanation Light travels at about 300,000 kilometers per second i n a vacuum with a refractive index of 1.0, but slows down to 225,000 kilometers per second in water and 200,000 kilometers per second in the glass. ND16-3-2023

18. Which of the following is a saturated hydrocarbon?

مندرجہ ذیل میں سے کون سی سیر شدہ ہائیڈرو کاربان ہے؟

Check answer and explanation

Answer: CH3-CH2-CH3

Explanation CH3-CH2-CH3 is the molecular formula for propane, which is a saturated hydrocarbon (an alkane).

19. When a standard is set for a quantity then standard quantity is called ____?

جب کسی مقدار کے لیے معیار مقرر کیا جاتا ہے تو معیاری مقدار کو ____ کہا جاتا ہے؟

Check answer and explanation

Answer: Unit

Explanation A unit is a standard quantity that is used to measure other quantities of the same kind. For example, the meter is a unit of length , the kilogram is a unit of mass , and the second is a unit of time.

20. In which state of matter, the particles have no regular pattern, have large empty spaces?

مادے کی کس حالت میں، ذرات کا کوئی باقاعدہ نمونہ نہیں ہوتا، بڑی خالی جگہیں ہوتی ہیں؟

Check answer and explanation

Answer: Gas

Explanation In a gas, the particles have no regular pattern and have large empty spaces between them. The particles are widely spaced and are free to move in any direction, with no fixed position or arrangement.

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