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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وہ جانور جو دوسرے کو مار کر کھا جائے اسے ______ کہتے ہیں؟
Answer: Prey
Explanation Prey is an animal that is hunted, killed, and eaten by another animal (the predator ). It is a key component of the food chain, sustaining predators.
Answer: Fish 🡪 amphibians 🡪 reptiles 🡪 birds
Explanation This sequence represents the evolutionary progression of vertebrates over time: 1. Fish – Earliest vertebrates, evolved in water. 2. Amphibians – Evolved from fish, adapted to both land and water. 3. Reptiles – Evolved from amphibians; more suited to dry land. 4. Birds – Evolved from certain reptiles (like dinosaurs).
ایک کلیدی محرک کا نتیجہ ______ کے ذریعے ایک فکسڈ ایکشن پیٹرن میں ہوتا ہے؟
Answer: Innate releasing mechanism
Explanation A key stimulus triggers a specific fixed action pattern (FAP) via the innate releasing mechanism (IRM) in animals. IRM ensures an automatic and unlearned behavioral response to certain stimuli.
کون سا ہارمون پانی اور نمک کے عدم توازن کے جواب میں پچھلے پٹیوٹری غدود اور ہائپوتھیلمس کے اعصابی سروں سے خارج ہوتا ہے؟
Answer: Antidiuretic hormone
Explanation Antidiuretic hormone (ADH) is also called vasopressin. It is secreted by the posterior pituitary gland and hypothalamus in response to water and salt imbalance. It helps regulate water balance by increasing water reabsorption in the kidneys.
جنگلی سؤر فصلوں کے رہیزومس کی کھدائی ______ کر سکتے ہیں؟
Answer: Strong nibbling effects
Explanation Wild boars use their strong teeth to dig and uproot rhizomes of crops. Their powerful nibbling helps them access underground food sources, causing damage to crops .
فوسیل کی اصطلاح سب سے پہلے _____ نے وضع کی تھی؟
Answer: G. Agricola
Explanation The term " fossil " was first coined by Georgius Agricola. He is known as the father of mineralogy , in the 16th century. He used it to describe anything dug out of the earth. It including minerals and petrified remains of organisms.
نمو ہارمون ایس ٹی ایچ کی ضرورت سے زیادہ سراو ______ پیدا کرتا ہے؟
Answer: Gigantism
Explanation Excessive secretion of Somatotropic Hormone (STH) or growth hormone during childhood leads to abnormal height and gigantism. This condition occurs due to overstimulation of bone and tissue growth before the closure of growth plates.
حفاظتی پاؤچ جو مادہ میٹھیرینز کے میمری غدود کا احاطہ کرتا ہے وہ _____ ہے؟
Answer: Marsupium
Explanation Marsupium is a pouch found in marsupials (metatherians) where young develop after birth. It contains mammary glands that provide nourishment to the offspring.
مندرجہ ذیل میں سے کون سا مماثل جوڑا ہے؟
Answer: Chloroplast: site of respiration
Explanation Chloroplasts are the site of photosynthesis . It is not respiration (which occurs in mitochondria).
ایک آبادی جغرافیائی طور پر اپنے والدین کی آبادی سے الگ تھلگ رہتے ہوئے ایک نئی نوع تشکیل دیتی ہے؟
Answer: Allopatric
Explanation Allopatric speciation occurs when a population is geographically isolated. It preventing gene flow with the parent population. Over time, genetic differences accumulate. This leading to the formation of a new species.
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