SPSC LECTURER ZOOLOGY PAST PAPERS 2000 TO TILL DATE
Zoology 5 years Past Papers Click here
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
جانور جس کا جسم ہزاروں سال برف میں محفوظ تھا؟
The triceratops
Mammoth
Eohippus
None of these
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Explanation
Mammoths were large, extinct elephant-like mammals that lived during the Ice Age . Some mammoths have been discovered well-preserved in ice , with intact skin, fur, and even stomach contents.
وجود کی جدوجہد میں ، جو جانور زندہ رہتے ہیں وہ ہمیشہ _____ ہوتے ہیں؟
Fittest
Heaviest
Strongest
None of these
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Explanation
According to Darwin's theory of natural selection , " survival of the fittest " means that organisms best adapted to their environment are more likely to survive and reproduce. Fitness refers to an organism's ability to survive and pass on its genes , not just physical strength or size.
جدید برانولوجی کا باپ _____ ہے؟
E. Haeckel
F. Balfour
K.E. Von Baer
None of these
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Explanation
Francis Balfour is considered the Father of Modern Embryology. Due to his contributions to the study of vertebrate development. He significantly advanced knowledge of embryonic development and comparative embryology.
سبز کچھی کی انکیوبیشن کی مدت ______ ہے؟
40 to 60 days
40 to 45 days
20 to 30 days
None of these
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Explanation
Green turtle eggs typically hatch within 40 to 60 days . It depending on temperature and environmental conditions. Warmer temperatures may speed up incubation, while cooler temperatures may slow it down.
تمام جانوروں میں ، بیضوی ایک مخصوص ترتیب میں تیار ہوتا ہے؟
Zygote → Cleavage → Blastula → Gastrula
Zygote → Blastula → Cleavage → Gastrula
Zygote → Morula → Cleavage → Blastula
None of these
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Explanation
The zygote undergoes cleavage , leading to the blastula stage, which later forms the gastrula with three germ layers. This sequence is fundamental in embryonic development .
تین جراثیم کی پرتیں ایکٹوڈرم ، میسوڈرم ، اینڈوڈرم کس مرحلے پر پائے جاتے ہیں؟
Gastrula
Blastula
Neurula
None of these
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Explanation
The gastrula stage is when the three germ layers ( ectoderm, mesoderm, and endoderm ) are formed during embryonic development. These layers later differentiate into various tissues and organs.
وارٹن کی ڈکٹ ______ کے ساتھ وابستہ ہے؟
Kidney
Liver
Salivary gland
None of these
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Explanation
Wharton's duct is the excretory duct of the submandibular salivary gland . It opens into the floor of the mouth . It allowing saliva to flow into the oral cavity.
کچھ جانور ، جیسے خرگوش ، سیلولوز کے مندرجات کو دوبارہ ہضم کرنے کے لئے اپنے اپنے ملتے ہیں۔ ان کو ______ کہا جاتا ہے؟
Autophagous
Omnivores
Coprophagous
None of these
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Explanation
Coprophagy is the practice of consuming feces to extract additional nutrients, especially in animals like rabbits. This helps in digesting cellulose more efficiently by passing food through the digestive system twice.
ہائیڈروسٹٹک کنکال ______ میں پایا جاتا ہے؟
Earthworm
Crocodile
Fish
None of these
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Explanation
A hydrostatic skeleton relies on fluid pressure to maintain shape and movement. Earthworms use their fluid-filled body cavities to create movement.
ہومولوس ڈھانچے میں ______ ہے؟
Dissimilar origin and dissimilar function
Dissimilar origin but similar function
Similar origin but similar or dissimilar functions
None of these
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Explanation
Homologous structures have the same evolutionary origin but may have similar or different functions (e.g., human arm and bat wing). They indicate common ancestry in evolutionary biology.
