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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Answer: Roundworm
Explanation Triploblastic animals have three germ layers (ectoderm, mesoderm, endoderm). Roundworms (Nematodes) are triploblastic.
بڑی عمر کے جانداروں کے مقابلے نوجوانوں کی زیادہ تعداد والی آبادی کو ________ کہا جاتا ہے؟
Answer: Progressive
Explanation A progressive population has a high proportion of young individuals. It indicating a growing or expanding population. This type of population typically shows a pyramid-shaped age structure , with more young than older individuals.
نیوکلیئس میں موجود دھاگے نما ساخت کو کیا کہتے ہیں؟
Answer: Chromosomes
Explanation Chromosomes are thread-like structures inside the nucleus that carry genetic material (DNA). They determine an organism’s hereditary traits. Humans have 46 chromosomes arranged in 23 pairs . Last verified on 13-03-2026
Answer: Law of Independent Assortment
Explanation The Law of Independent Assortment states that alleles for different traits are segregated i ndependently of one anothe r during gamete formation. This is illustrated in a dihybrid cross where two pairs of contrasting traits are examined.
کاٹلا کاٹلا ______ فیڈر ہے؟
Answer: Surface
Explanation Catla catla , commonly known as Catla . It is a surface feeder. It is feeding on plankton near the water's surface. It is an important species in aquaculture. Due to its fast growth and high market demand.
روہو مچھلی ______ ہے؟
Answer: Herbivore
Explanation Rohu (Labeo rohita) is primarily a herbivorous fish that feeds on plant matter and algae. It is a freshwater fish commonly found in rivers and aquaculture farms in South Asia.
نر سرخ ہرن روٹنگ پیٹرن کونسا دکھا سکتا ہے؟
Answer: In breeding season
Explanation Male red deer exhibit rutting behavior primarily during the breeding season to compete for mates. This pattern is driven by hormonal changes, particularly increased testosterone levels.
ایک پراگیتہاسک جانور جو ٹار گڈڑوں میں محفوظ تھا ______ تھا؟
Answer: Saber-tooth tiger
Explanation Saber-tooth tigers (Smilodon) were often trapped in tar pits , such as the La Brea Tar Pits in California. These pits preserved their bones and fossils. It providing valuable insights into prehistoric life.
تائرواڈ گلٹی کی توسیع ______ کہلاتی ہے؟
Answer: Goiter
Explanation Goiter is an abnormal enlargement of the thyroid gland . It often due to iodine deficiency. It can also result from hormonal imbalances or thyroid disorders.
کیڑے مار دواؤں میں سے، پائریٹرایڈز کو ______ سمجھا جاتا ہے؟
Answer: Moderately toxic
Explanation Pyrethroids are synthetic pesticides modeled after pyrethrins . They are naturally occurring in chrysanthemums . While effective in pest control, they are considered moderately toxic to humans and animals but less toxic compared to other classes of pesticides .
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