Practise Zoology MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Study Zoology through multiple-choice questions in Everyday Science. This subtopic contains 1568 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
Use these Zoology 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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ٹوٹنے والے ستاروں کی خصوصیت کے لاروا مرحلے کو _____ کہا جاتا ہے؟
Answer: Echinopluteus
Explanation Echinopluteus is the planktonic larval stage of brittle stars (class Ophiuroidea) . It has long arms supported by skeletal rods for swimming.
جگر بہت سے زہروں اور منشیات کے سم ربائی میں ملوث ہے۔ مندرجہ ذیل میں سے کون سا ڈھانچہ بنیادی طور پر اس عمل میں شامل ہے اور اس وجہ سے جگر کے خلیوں میں وافر مقدار میں موجود ہے؟
Answer: Smooth endoplasmic reticulum
Explanation The smooth endoplasmic reticulum (SER) is responsible for detoxification processes in liver cells. It contains enzymes that help in the breakdown of toxins, drugs, and other harmful substances.
مندرجہ ذیل میں سے کون سے جانور حرکت کے لیے ایکولوکیشن کا استعمال کرتے ہیں؟
Answer: Bat
Explanation The animal that uses echolocation for movement is the bat. Bats use high-frequency sound waves to navigate And find food in the dark by emitting sounds And then listening to the echoes that bounce back off objects.
جپسم کو ______ کے لیے استعمال کیا جاتا ہے؟
Answer: Decrease pH
Explanation Gypsum is used to decrease the pH in soils that are too alkaline. It helps in improving soil structure and enhances nutrient availability .
میٹابولزم کے لیے ضروری مادوں (آکسیجن، غذائی اجزاء، شکر، لپڈ، پروٹین، معدنیات، ہارمونز وغیرہ) کی بافتوں تک پہنچانا جہاں ضرورت ہو ________ کا حصہ ہے؟
Answer: Circulatory system
Explanation The circulatory system is responsible for delivering essential substances like oxygen, nutrients, and hormones to tissues for metabolism. It also removes waste products , ensuring proper functioning of the body.
اہم باغات کو کاٹنا ______ کے نام سے جانا جاتا ہے؟
Answer: Deforestation
Explanation Deforestation refers to the cutting down of trees and important plantations. This leading to habitat loss. It is a major cause of climate change, soil erosion, and biodiversity decline.
شہد کی کثافت _____ ہے؟
Answer: 1.2
Explanation Honey typically has a density around 1.2 g/cm³. The density of honey can vary slightly depending on its water content.
کلیکس مچھروں میں انڈے _____ ہیں؟
Answer: Boat-shaped
Explanation Eggs in Culex mosquitoes are boat-shaped . They are laid in clusters called rafts on water surfaces. This adaptation helps them float and ensures proper hatching in aquatic environments.
ہائیڈرولوجیکل سائیکل میں شامل اہم عمل ______ ہیں؟
Answer: Evaporation and Precipitation
Explanation The hydrological cycle primarily involves: Evaporation , where water changes from liquid to vapor . Precipitation , where it falls back to the surface as rain, snow, etc. These processes are essential for the movement and distribution of water in Earth's atmosphere and ecosystems.
کانٹینینٹل جزائر: فارموسا ______ کے قریب واقع ہے؟
Answer: China
Explanation Formosa , now known as Taiwan . It is located near the southeastern coast of China. It is a continental island separated from mainland China by the Taiwan Strait.
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