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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میرین پروٹوزینز کو تازہ مرضی _____ میں منتقل کیا گیا؟
Answer: Enlarge
Explanation Marine protozoans are adapted to a high-salinity environment. When transferred to freshwater , osmosis causes water to enter their cells, leading to swelling. Without proper osmoregulation , excessive water intake may eventually cause the protozoan to burst.
ایلیمینٹری کینال کا سب سے لمبا حصہ کون سا ہے جہاں زیادہ تر کیمیائی عمل انہضام ہوتا ہے؟
Answer: Small intestine
Explanation The small intestine is the longest part of the alimentary canal, where most chemical digestion and nutrient absorption occur. It includes the duodenum, jejunum, and ileum , which work together for efficient digestion.
درجہ حرارت ، دباؤ اور روشنی ______ کی قسمیں ہیں؟
Answer: Physical barriers to dispersal
Explanation Physical barriers to dispersal include environmental factors like temperature, pressure, and light that affect the movement and survival of organisms. These factors can limit species distribution and influence ecological adaptations.
قدرتی انتخاب کی وہ شکل جس میں فینوٹائپ رینج کی دونوں انتہاؤں کو پسند کیا جاتا ہے، ______ انتخاب ہے۔
Answer: Disruptive
Explanation Disruptive selection favors individuals with extreme phenotypes at both ends of the range, while intermediate phenotypes are selected against. This can lead to increased genetic diversity and, over time , the potential formation of new species.
مندرجہ ذیل میں سے تمام پریمیٹ ہیں سوائے ______؟
Answer: Giraffe
Explanation Primates include humans, chimpanzees, and gorillas. They have grasping hands, large brains, and forward-facing eyes . Giraffes belong to the order Artiodactyla, not Primates . They are known for their long necks and legs.
Answer: Himalayas
Explanation It hibernates throughout the winter in the northwestern Himalayas Currently, it only exists in Asia, mainly confined in the Himalayas of India, Bhutan, Nepal, China, and Pakistan. The Himalayan black bear is typically nocturnal and elusive, Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Carnivora Family: Ursidae Genus: Ursus Species: U. thibetanus Subspecies: U. t. laniger Trinomial name Ursus thibetanus laniger
برونر کے غدود _____ میں پائے جاتے ہیں؟
Answer: Duodenum and ileum
Explanation Brunner's glands are located in the submucosa of the duodenum and extend into the proximal ileum . Their function is to secrete alkaline mucus to protect the duodenal lining from acidic gastric secretions.
تالاب کی نسل کشی کرنے والی مچھلی کون سی ہے؟
Answer: Common carp
Explanation Common carp are known to be pond breeders as they spawn in shallow waters of ponds. They exhibit a high reproductive capacity. They are widely cultured in ponds .
گراس کارپ کا سائنسی نام ______ ہے؟
Answer: Ctenopharyngodin idella
Explanation The scientific name of Grass carp is Ctenopharyngodon idella. It is a herbivorous freshwater fish widely used for controlling aquatic vegetation in water bodies.
ہارمون ایپیینفرین _____ کے ذریعہ خفیہ ہے؟
Answer: Adrenal gland
Explanation Epinephrine (adrenaline) is secreted by the adrenal medulla . It plays a key role in the " fight or flight " response. It increases heart rate, blood pressure, and energy availability during stress or emergency situations.
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