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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جانوروں میں غلبہ کا درجہ بندی ________ کے ذریعہ کنٹرول کیا جاتا ہے؟
Answer: Testosterone
Explanation Testosterone plays a key role in establishing and maintaining dominance hierarchies, especially in male animals. Higher levels of testosterone are associated with increased aggression and dominant behavior.
Answer: Nematodes
Explanation The roundworm, also known as a nematode, is an invertebrate that possesses a pseudocoelom. (Nematodes): These are a phylum of invertebrate animals characterized by their cylindrical, unsegmented bodies. They are commonly found in various habitats, including soil, water, and as parasites in animals.
جارحیت کے رویے کو ______ کے ذریعے کنٹرول کیا جاتا ہے؟
Answer: Pituitary hormones
Explanation Pituitary hormones , particularly ACTH, influence the adrenal glands, which release hormones like cortisol, impacting aggression. The pituitary gland plays a key role in regulating hormonal balance that affects aggressive behavior.
ایک کیڑے کے پاس _____ ہے؟
Answer: No eyes
Explanation Earthworms do not have eyes . But they have light-sensitive cells on their skin that help them detect light and darkness. These photoreceptor cells allow them to stay underground and avoid predators.
Answer: Sensory reception
Explanation The lateral line detects water movements. It helps fish sense predators and prey. It consists of mechanoreceptors called neuromasts. It runs along the sides of the body. It is essential for navigation in water. Last updated question 17-02-2026
مندرجہ ذیل میں سے کون سا مکھی پانی میں انڈے دیتی ہے؟
Answer: Dragon fly
Explanation Dragonflies lay their eggs in water or on aquatic plants, where the larvae (nymphs) develop before emerging as adults. Houseflies and sandflies do not lay eggs in water; they prefer organic matter or moist soil.
شتر مرغ کی زندگی کا دورانیہ _____ ہے؟
Answer: 30-70 years
Explanation The lifespan of an ostrich ranges from 30 to 70 years. It depending on factors like environment and care . Ostriches are known for their longevity compared to many other bird species.
Answer: All of these
Explanation Phenology examines the timing of recurring natural events, such as the flowering of a plant, the arrival of a migrant bird, or the emergence of a caterpillar, with seasonal climatic changes.
اسٹاک روم ______ ہے؟
Answer: Both A and B
Explanation The stock room in the context of reproduction refers to the ovary cavity or ovocoele , where eggs are stored before being released. Both terms are used to describe the space in the ovary where eggs are maintained and mature.
کون سا ہوتا ہے اگر انجیکشن ویسکولر لیمن میں مناسب طریقے سے نہیں بنایا جاتا ہے؟
Answer: Phlebitis
Explanation When an injection is not properly administered into the vascular lumen (e.g., misplaced or irritant solution leaks into surrounding tissues), the most immediate and common complication is: Phlebitis : Inflammation of the vein due to chemical irritation, mechanical trauma, or infection. Symptoms : Pain, redness, swelling, and warmth along the vein.
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