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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ایک خلیے کی دیوار والا جاندار _______ کے ذریعے مواد لینے کے قابل نہیں ہوگا؟
Answer: Phagocytosis
Explanation An organism with a cell wall cannot perform phagocytosis . Because the rigid wall prevents engulfing large particles. Processes like diffusion and osmosis are unaffected by the presence of a cell wall.
وہ عمل جس کے ذریعے نوجوان جانور اپنے مخالف جنس والے بہن بھائیوں اور والدین کی خصوصیات سیکھتے ہیں ______ کہلاتے ہیں؟
Answer: Asexual imprinting
Explanation Sexual imprinting is the process where young animals learn the characteristics of the opposite-sexed parent or siblings to recognize suitable mates in the future. It helps ensure mating preferences within the same species.
گیویل کے اوپری جبڑوں میں _______ دانت ہوتے ہیں۔
Answer: 28
Explanation The gavial ( gharial ) has 28 teeth in its upper jaws. Its long, narrow snout is adapted for catching fish.
ہندوستان اور جنوب مشرقی ایشیا ______ زوجیوگرافیکل خطے میں شامل ہیں۔
Answer: Oriental
Explanation The Oriental zoogeographical region includes India and Southeast Asia . It is known for its rich diversity of species, including tigers, elephants, and orangutans.
فوسلز کا سراغ لگانا؛ مولڈ کا مطلب کیا ہے؟
Answer: Impression of organism in surrounding material
Explanation A mold is an impression left by an organism in surrounding material, such as rock or sediment . It represents a negative imprint. It preserving the organism's external shape.
اصل جگہ جہاں جاندار رہتے ہیں وہ کیا کہلاتے ہیں؟
Answer: Habitat
Explanation A habitat is the specific place or environment where an organism lives and thrives. It provides the necessary resources like food, water, shelter, and mates.
کس کی اعلی سطح ثقافتی یوٹروفیکیشن کا سبب بنتی ہے؟
Answer: Nitrates and phosphates
Explanation Nitrates and phosphates are key nutrients that promote excessive algal growth in water bodies, leading to cultural eutrophication. This process depletes oxygen in water, harming aquatic life and disrupting ecosystems.
زندگی کی اصل کے دوسرے مرحلے میں _____ کے ذریعہ چھوٹے نامیاتی انووں سے پولائپٹائڈس کی تشکیل میں شامل ہونا چاہئے؟
Answer: Polymerization
Explanation Polymerization is the process where small organic molecules (monomers) join to form larger molecules like polypeptides. This step was crucial in the origin of life . This leading to the formation of proteins and other macromolecules.
مندرجہ ذیل میں سے کس کو انٹارکٹک آئس مچھلی کی سیل جھلیوں نے ڈھال لیا ہے؟
Answer: High percentage of polyunsaturated fatty acids
Explanation Antarctic ice fish cell membranes have a high percentage of polyunsaturated fatty acids to maintain fluidity in extreme cold. These fatty acids prevent membranes from becoming rigid and ensure proper cellular functions.
Answer: Nucleoid
Explanation In a prokaryotic cell, the region where DNA is housed is called the nucleoid. Unlike eukaryotic cells, prokaryotes do not have a nucleus enclosed by a membrane. The nucleoid is a central area within the cytoplasm where the s ingle, circular chromosome of the prokaryote resides.
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