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.
میسنجر آر این اے پر تین اڈوں کی ترتیب کو ______ کہا جاتا ہے؟
A. Nucleotide
B. None of these
C. An anticodon
D. A codon
Check answer and explanation
Answer: A codon
Explanation Key points about codons: Triplet code : A codon consists of three bases. Function : Each codon codes for a specific amino acid. Location : Codons are found on messenger RNA (mRNA).
Explanation HVPS stands for Hanta Virus Pulmonary Syndrome. It is a serious disease caused by the Hantavirus . It is transmitted by rodents . It can lead to severe respiratory issues in humans.
چھاتی کی پنکھ کو ______ کے طور پر درجہ بندی کیا جاتا ہے؟
A. Median fin
B. Paired fin
C. None of these
D. Double fin
Check answer and explanation
Answer: Paired fin
Explanation The pectoral fins are located on either side of the fish, behind the head. They are categorized as paired fins. Because there are two pectoral fins , one on each side of the fish.
لائزوزوم کا مطالعہ کرنے کے لیے کون سا سیل بہترین ہوگا؟
A. Muscle cell
B. None of these
C. Phagocytic white blood cell
D. Nerve cell
Check answer and explanation
Answer: Phagocytic white blood cell
Explanation Phagocytic white blood cells engulf and digest foreign particles, relying heavily on lysosomes for breaking down materials. Their high lysosomal activity makes them ideal for studying lysosomes.
Explanation The word zoology comes from the Greek words " zoon " (meaning animal) and " logos " (meaning study). So, zoology means the study of animals in Greek origin.
کس کی بڑھتی ہوئی حراستی گلوبل وارمنگ کا سبب بنتی ہے؟
A. CO2
B. None of these
C. CH4
D. O3
Check answer and explanation
Answer: CO2
Explanation CO2 (Carbon Dioxide) is a major greenhouse gas that traps heat in the Earth's atmosphere. It contributing significantly to global warming. Increased levels of CO2 , primarily from human activities like burning fossil fuels. They are a leading cause of climate change.
کاربن کا کتنا فیصد خشک جسم کے وزن کے طور پر حیاتیات میں موجود ہے؟
A. 49%
B. 50%
C. 45%
D. None of these
Check answer and explanation
Answer: 49%
Explanation Carbon constitutes approximately 49% of the dry body weight of organisms. It is a major element in organic molecules like proteins, carbohydrates, and lipids.
سیل کی دیواروں کے ذریعے سائٹوپلاسمک چینلز جو ملحقہ خلیوں کے سائٹوپلازم کو جوڑتے ہیں ______ ہے؟
A. Plasmodesmata
B. None of these
C. Nuclear envelope
D. Microtubules
Check answer and explanation
Answer: Plasmodesmata
Explanation Plasmodesmata are cytoplasmic channels through cell walls that allow transport and communication between adjacent plant cells. They enable the exchange of nutrients, signals, and molecules.
مندرجہ ذیل میں سے کون سے لوکوموٹر ڈھانچے بیکٹیریا کے ذریعہ استعمال ہوتے ہیں؟
A. Cilia
B. Pili
C. Flagella
D. Pseudopodia
Check answer and explanation
Answer: Flagella
Explanation Flagella are long, whip-like structures that help bacteria move. Cilia are found in some eukaryotic cells (not bacteria). Pseudopodia are used by amoeba s (not bacteria). Pili are used for attachment and DNA transfer, not movement.