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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بچھڑے کے گوشت کو کیا کہتے ہیں؟
Answer: Veal
Explanation Veal is the meat from young calves . It can come from calves of either sex and any breed. Last updated by NS on 06 May 2026
پتے کے نچلے حصے میں اسٹومیٹا زیادہ کیوں پائے جاتے ہیں؟
Answer: Reduce transpiration
Explanation Stomata are small openings on leaf surfaces for gas exchange. Present more on the lower side to reduce water loss (transpiration). Helps plants retain moisture while still taking in CO₂ for photosynthesis. Upper side has fewer stomata to avoid direct sun exposure. Found in most dicot leaves . Last verified on 07-02-2026
نیفران میں کون سا عمل کم از کم منتخب ہے؟
Answer: Filtration
Explanation Filtration in the nephron is the least selective process. It allowing water, ions, and small molecules to pass from the blood into Bowman's capsule. Larger molecules and blood cells are retained in the bloodstream.
Answer: Forelimbs of birds and fins of whales
Explanation Homologous structures are organs or bones that appear in different animals but share a common ancestral origin, even if they serve different functions. - Forelimbs of birds and fins of whales have similar bone structure (humerus, radius, ulna, etc.) but different functions (flying vs swimming). This is a correct example of homology .
ٹکر سندھ میں ______ ہیکٹر پر واقع ہے؟
Answer: 43513 ha
Explanation Takkar is situated in Sindh with an area of 43,513 hectares (ha). It is recognized for its environmental and ecological importance.
اسکیرس میں غیر معمولی اعضاء _______ ہیں؟
Answer: Renette cell
Explanation Renette cells are the excretory organs in Ascaris , helping in waste elimination . These specialized glandular cells regulate osmoregulation and excretion in nematodes .
آپ تتلیوں کی آبادی کا نمونہ لیتے ہیں اور دیکھتے ہیں کہ %42 کسی خاص مقام پر متضاد ہیں۔ اس آبادی میں ریسیسیو ایلیل کی فریکوئنسی کیا ہونی چاہیے؟
Answer: Allele frequency cannot be determined from this information
Explanation While we know the frequency of heterozygotes, we need additional information about the homozygous genotypes to calculate allele frequencies. Without the frequency of homozygous dominant or recessive genotypes, we cannot accurately determine the recessive allele frequency.
کلاس _____ میں باکس جیلی اور سمندری بھٹی شامل ہیں جس میں میڈوسا باکس کی شکل کا ہوتا ہے اور اس کی آنکھیں پیچیدہ ہوتی ہیں۔
Answer: Cubazoa
Explanation Class Cubazoa includes box jellies and sea wasps, characterized by a box-shaped medusa. They possess complex eyes that help them navigate effectively.
سائنسی طور پر عام مینا کو ______ کہا جاتا ہے؟
Answer: Acridotheres tristis
Explanation The common myna , a bird species native to Asia . It is scientifically named Acridotheres tristis. It is recognized for its adaptability to urban environments. It is often found in cities .
امفیوکس میں انڈے کی قسم ______ ہے؟
Answer: Microlecithal
Explanation The egg type in Amphioxus is microlecithal . This meaning it has a small amount of yolk. This allows for equal and holoblastic cleavage during embryonic development.
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