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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لیمپریوں کا تعلق کشیراتی کلاس ______ سے ہے؟
Answer: Cyclostomata
Explanation Lampreys are jawless fish classified under Cyclostomata . It is a group of primitive vertebrates. They have a cartilaginous skeleton . They are eel-like in appearance .
بایو سینٹرزم ______ پر توجہ مرکوز کرتا ہے؟
Answer: All life forms
Explanation Biocentrism emphasizes the inherent value of all living beings , regardless of their utility to humans. It advocates for the protection of all life forms , from plants to animals, as a moral responsibility.
آبادی کی بقا کے لیے درج ذیل میں سے کون سا بیان درست ہے؟
Answer: Population with low genetic diversity can survive
Explanation A population with low genetic diversity can survive , but it is more vulnerable to environmental changes and diseases. Genetic diversity enhances adaptability , but some small or isolated populations have persisted despite low diversity.
سائنسی اندازوں کے مطابق، کائنات میں زندگی ______ کی طرح پہلے وجود میں آئی؟
Answer: 3.5 billion years ago
Explanation Scientific estimates suggest that life on Earth began around 3.5 billion years ago. It was based on fossil evidence and isotopic data. This is considered the earliest evidence of life forms, such as simple microorganisms.
پیدائشی رویہ سب کچھ ہے مگر ______؟
Answer: Flexible
Explanation Innate behavior is not flexible . It is rigid and follows a fixed pattern, as it is hardwired into an organism's genetic makeup. It is heritable (passed through genes) and intrinsic (present without learning or experience).
سے مراد ایک دبے ہوئے طرز زندگی یا طرز عمل ہے، جو کھودنے یا دفن کرنے کے لیے مخصوص ہے۔ _____
Answer: Fossorial
Explanation Fossorial refers to animals adapted for digging or burrowing, such as moles . They have specialized features like strong forelimbs or claws for excavation.
ڈیٹریٹس ایکو سسٹم کی کل توانائی کا کتنا فیصد جڑ کی موت سے آتا ہے؟
Answer: 10%
Explanation Approximately 10% of the total energy in a detritus ecosystem originates from root death. This contributes to the organic matter that decomposers break down , fueling the detritus food chain.
ان میں سے کس نیچرلسٹ نے ڈارون سے آزادانہ طور پر قدرتی انتخاب کے تصور کی ترکیب کی؟
Answer: Alfred Wallace
Explanation Alfred Wallace independently developed the concept of natural selection around the same time as Charles Darwin. He collaborated with Darwin , leading to the joint presentation of their findings in 1858 to the Linnean Society of London.
کیڑوں کا کون سا سیٹ انسان کے لئے مفید ہے؟
Answer: Lac insects, silk moth and honeybee
Explanation Lac insects produce lac , used in varnish and polish. Silk moths produce silk , a valuable textile fiber. Honeybees provide honey and beeswax and help in pollination.
جنگلی حیات میں ________ مختلف انواع کی آبادی کی کثافت کے بارے میں درست خیال ضروری ہے۔
Answer: Census
Explanation A wildlife census provides accurate data on population density and distribution of various species. This information is crucial for effective conservation planning and management.
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