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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مائکرو فوسل کا سائز _____ کے درمیان ہے؟
Answer: 0.05-2 mm
Explanation The size of microfossils typically ranges between 0.05-2 mm . They are microscopic and require magnification for observation.
رہائش گاہ کی ترتیب میں تبدیلی اور رقبہ میں کمی کو کیا کہتے ہیں؟
Answer: Habitat fragmentation
Explanation Habitat fragmentation refers to the division of large, continuous habitats into smaller, isolated patches. This often due to human activities like deforestation and urbanization . It disrupts ecological processes, reduces biodiversity , and increases edge effects.
مسواک دور کو ادوار کی درج ذیل تعداد میں تقسیم کیا جاتا ہے؟
Answer: 3
Explanation The Mesozoic Era is subdivided into three periods: Triassic, Jurassic, and Cretaceous. This era is known for the dominance of dinosaurs and the development of early mammals and birds.
طاس پر قابض اور سمندر کے ساتھ تسلسل نہ رکھنے والے کھڑے پانی کی لاشوں کو _______ کہا جاتا ہے؟
Answer: Lakes
Explanation Lakes are bodies of standing water that occupy a basin and lack direct continuity with the sea . They can vary in size . They are typically freshwater ecosystems supporting diverse flora and fauna.
مندرجہ ذیل میں سے کون سا اینٹی پروٹوزوان کی مخصوص دوا ہے؟
Answer: Artemisinin
Explanation Artemisinin is a specific anti-protozoan drug used primarily to treat malaria, a protozoal disease caused by Plasmodium species. It works by producing free radicals that damage protozoan proteins and membranes.
مندرجہ ذیل میں سے سبھی ایک پروکریوٹک سیل کا حصہ ہیں سوائے؟
Answer: Endoplasmic reticulum
Explanation Prokaryotic cells lack membrane-bound organelles like the endoplasmic reticulum. They do contain DNA , a plasma membrane , and ribosomes for protein synthesis.
Answer: Population
Explanation The group of individuals of the same species living in the same area, whether of the same age or not, is called a population.
کوکون کے اندر سلک کیڑے کو مارنے کے عمل کو کہتے ہیں؟
Answer: Stifling
Explanation Stifling is the process of killing the silk moth inside the cocoon to prevent it from damaging the silk thread. This is typically done by heating or steaming the cocoons before they are unraveled for silk production.
مرد کی ناک _______ میں بہت زیادہ سوجی ہوئی ہے؟
Answer: Gavial
Explanation The male gavial has a swollen, bulbous nose. It is a distinctive feature. This nose, known as a " ghara ." It is used to amplify vocalizations and attract mates.
مندرجہ ذیل میں سے کون سا کلیدی عنصر ہے جو ختم ہونے والے بھنور کو چلاتا ہے؟
Answer: Loss of genetic variations
Explanation Loss of genetic variation reduces a population's ability to adapt to environmental changes, increasing vulnerability. This reduction in diversity can lead to inbreeding, which further accelerates the extinction vortex.
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