Zoology MCQs - Everyday Science Practice | PakExamPoint
Practise Zoology MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Zoology MCQs and revision practice
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.
Explanation Boron plays a crucial role in the movement of water and nutrients within plant cells. It specifically in the translocation process. It helps in maintaining cell wall structure and integrity. It aiding water movement across plant tissues.
بھاری بافتوں کے بڑے پیمانے پر بڑھنے والی کمی کو منظم کرنے کے لیے، لپڈس کا جمع ہونا، اور تیراکی کے مثانے کی موجودگی کو ______ حکمت عملی سمجھا جاتا ہے۔
A. Static
B. Passive
C. Active
D. None of these
Check answer and explanation
Answer: Static
Explanation Reducing heavy tissue mass , accumulating lipids, and having a swim bladder are part of a static strategy for buoyancy regulation. These adaptations minimize energy expenditure while maintaining buoyancy.
Explanation Trout is a cold-water fish. It typically found in cooler environments like mountain streams and lakes. Surmai and Sole are warm-water fish species. They thriving in tropical and subtropical conditions.
Explanation Wildlife decline is caused by deforestation, pollution, and drainage of wetland areas. These factors destroy habitats, reduce biodiversity, and threaten species survival.
چین میں صابن بنانے کے لیے کون سی مچھلی استعمال ہوتی ہے؟
A. Shark
B. None of these
C. Grass carp
D. Tilapia
Check answer and explanation
Answer: Shark
Explanation Shark fish is used in China for soap making. Due to its high content of oils that are suitable for soap production. The oil extracted from shark liver is rich in squalene . It is a compound used in cosmetic and soap manufacturing.
Explanation Fish is primarily rich in protein . It making up a significant portion of its composition. It is a high-quality protein source essential for growth, repair, and overall body function.
Explanation Planula is the free-swimming larval stage of cnidarians (e.g., jellyfish, corals). It is a ciliated, oval-shaped larva that eventually settles and develops into a polyp.
پاکستان _______ کے درمیان ٹرانزیشن زون میں واقع ہے؟
A. None of these
B. Neotropical, Oriental
C. Palearctic, Oriental
D. Nearctic, Oriental
Check answer and explanation
Answer: Palearctic, Oriental
Explanation Pakistan lies in the transition zone between the Palearctic and Oriental regions. This positioning influences the country's biodiversity and climate characteristics.
وہ مخصوص جگہ جہاں ایک نوع کی ابتدا ہوئی اسے ______ کہا جاتا ہے؟
A. Equator
B. Center of origin
C. Center of gravity
D. None of these
Check answer and explanation
Answer: Center of origin
Explanation The center of origin is the specific location where a species first evolved. It is often identified through fossil records and genetic studies.
دھیرے دھیرے بڑھنے والی آبادی جو کہ ماحول کو لے جانے کی صلاحیت سے محدود ہو جاتی ہے ______ کہلاتی ہے؟
A. None of these
B. K-selected populations
C. R-selected populations
D. Opportunistic population
Check answer and explanation
Answer: K-selected populations
Explanation K-selected populations grow slowly and stabilize near the environment's carrying capacity. These populations prioritize long-term survival with traits like low reproduction rates and parental care.
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