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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ورٹیربیٹ گونڈس میں جراثیم کے خلیات ______ کے ذریعہ تیار کیے جاتے ہیں؟
Answer: Mitosis and Meiosis
Explanation Germ cells first multiply through mitosis to increase their number. They then undergo meiosis to produce haploid gametes (sperm or eggs).
لعاب میں کون سا انزائم پایا جاتا ہے جو نشاستے میں کیمیائی بندھن کو توڑتا ہے؟
Answer: Amylase
Explanation Amylase is an enzyme in saliva that breaks down starch into simpler sugars like maltose. It initiates the process of carbohydrate digestion in the mouth.
Answer: Gypsum
Explanation The chemical formula 2CuSO4 corresponds to copper sulfate. It is commonly referred to as gypsum when in its hydrated form. Gypsum is used in agriculture and industry. It particularly in improving soil quality .
زون ریزرو نقطہ نظر ریزرو زمین کے ارد گرد ایک _________ تیار کرتا ہے؟
Answer: All of the above
Explanation The zone reserve approach integrates undisturbed core areas with surrounding regions for social, economic, and ecological activities. It balances conservation with sustainable development, fostering harmony between humans and nature.
Answer: Growth hormone of adenohypophysis
Explanation Gigantism and Dwarfism are diseases related to the growth hormone of the adenohypophysis .
وہ بتدریج عمل جس کے ذریعے ایک جانور جسمانی طور پر ماحولیاتی عنصر میں تبدیلی کے لیے ایڈجسٹ ہوتا ہے؟
Answer: Acclimatization
Explanation Acclimatization is the gradual physiological adjustment of an animal to changes in environmental factors, like temperature or altitude. It helps maintain homeostasis in varying conditions.
استثنیٰ کے خلیات ______ ہیں؟
Answer: Lymphocytes
Explanation Lymphocytes are the primary cells involved in immunity . This including B cells and T cells that help protect the body against pathogens. These cells are a type of white blood cell found in lymphatic tissue and blood.
Answer: Inbreeding & lose of genetic diversity
Explanation The major effect of habitat fragmentation is Inbreeding & loss of genetic diversity, As it leads to reduced gene flow and increased isolation of populations Ultimately decreasing the genetic diversity and increasing the risk of inbreeding
ذخیرہ کرنے والے سینکڑوں کیڑے ہیں لیکن ان میں سے کچھ _____ شدید نقصان پہنچاتے ہیں۔
Answer: 50
Explanation Out of hundreds of storage pests, about 50 cause serious damage to stored products. These include pests like beetles, moths, and weevils that harm grains and food supplies.
اچھے معیار کے پرل میں پانی کا _____ فیصد ہوتا ہے۔
Answer: 2.4%
Explanation A good quality pearl comprises 2.4% water. Pearls are primarily composed of calcium carbonate and a small percentage of water. The water content contributes to the pearl's luster and quality.
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