BSN NURSING ENTRY TEST PAST PAPER 19-03-2023
BSN 5 years
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
جنگلی حیات کے لیے زمین پر سب سے زیادہ خطرے سے دوچار علاقہ کون سا ہے؟
Tropical rain forest
Sub-tropical rain forest
Both A and B
None of these
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Explanation
Tropical rain forests support exceptionally high biodiversity but face severe threats from deforestation, agricultural expansion, logging, and habitat destruction. Subtropical rain forests are also threatened by habitat loss, land conversion, and human activities. Last verified on 27-10-2026
پیلیکل کس میں موجود ہوتا ہے؟
Phylum Sarcodina
Amoeba Verrucosa
Amoeba Proteus
None of these
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Explanation
A pellicle is a supportive outer covering found in certain unicellular organisms . It helps maintain their shape while allowing flexibility to varying degrees. Amoeba verrucosa is identified as having a thicker, wrinkled, pellicle-like covering . Last verified on 27-10-2026
جھیل میں بعض سچلڈ مچھلیوں کے معدوم ہونے کی وجہ کون سا عامل بنا ہے؟
Waste
Over fishing
Agricultural run off
All of the above
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Explanation
Cichlids are freshwater fish found in several lakes, including Lake Victoria in Africa , which is famous for its diverse cichlid species . Overfishing, waste pollution, and agricultural runoff can damage aquatic ecosystems and contribute to the decline or extinction of fish species. Agricultural runoff may carry fertilizers and pesticides into lakes, causing eutrophication , reducing oxygen levels, and harming aquatic life. Last verified on 27-10-2026
سبزی کے طور پر استعمال ہونے والی پھول گوبھی دراصل کیا ہے؟
A fleshy inflorescence
A bunch of fertile flowers
An undifferentiated compaction of leaves
None of these
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Explanation
The edible part of cauliflower is a compact cluster of immature flower buds arranged in a branched inflorescence. The flower buds are harvested before they develop into fully open flowers . Cauliflower belongs to the family Brassicaceae , which also includes cabbage, broccoli, and mustard . Last verified on 27-10-2026
فائیلوڈ کس حصے کی تبدیل شدہ شکل ہے؟
Branch
Leaf
Petiole
None of these
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Explanation
A phyllode is a flattened, leaf-like modified petiole that performs photosynthesis. In plants such as Acacia , the true leaves may be reduced, while the flattened petiole performs the leaf’s photosynthetic function . Phyllodes help reduce water loss in some plants adapted to dry environments. Last verified on 27-10-2026
چوتھا وینٹریکل کہاں موجود ہوتا ہے؟
Medulla oblongata
Optic lobes
Brainstem structure
None of these
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Explanation
The fourth ventricle is a cerebrospinal fluid-filled cavity located between the pons and medulla oblongata in front and the cerebellum behind. It is part of the brain’s ventricular system . It is connected to the third ventricle through the cerebral aqueduct . The fourth ventricle continues into the central canal of the spinal cord and helps circulate cerebrospinal fluid (CSF). Last verified on 27-10-2026
ہوازی اور غیر ہوازی تنفس کے درمیان مشترکہ مرحلے کو کیا کہتے ہیں؟
Kreb's cycle
Tricarboxylic acid cycle
Embden Meyerhof-Parnas pathway or Glycolysis
None of these
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Explanation
Glycolysis is the common initial stage of both aerobic and anaerobic respiration. It occurs in the cytoplasm and breaks one glucose molecule into two molecules of pyruvate , producing a net gain of 2 ATP and 2 NADH . In aerobic respiration , pyruvate is generally further broken down through aerobic pathways . In anaerobic conditions , it may undergo fermentation or other processes to regenerate NAD⁺ . Last verified on 27-10-2026
انسانوں میں داد کی بیماری کس کی وجہ سے ہوتی ہے؟
Microsporum
Trichosporon
Aspergillus
None of these
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Explanation
Ringworm is a fungal infection caused by dermatophytes , including Microsporum, Trichophyton , and Epidermophyton . Despite its name, ringworm is not caused by a worm . It often produces a circular, red, itchy rash on the skin. The infection may affect the scalp, body, feet, or groin , depending on the site of infection. Last verified on 27-10-2026
پھول دار پودوں میں دوہری بارآوری کس نے دریافت کی؟
Nawaschin S.G.
Leeuwenhoek
Strasburger
None of these
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Explanation
Sergei Nawaschin discovered double fertilization in flowering plants (angiosperms) in 1898 . In double fertilization , one male gamete fuses with the egg cell to form a diploid zygote (2n), while the other fuses with the two polar nuclei to form the triploid endosperm (3n) in typical angiosperms. The zygote develops into the embryo, while the endosperm provides nourishment to the developing embryo. Last verified on 27-10-2026
درج ذیل میں سے کس جاندار میں کلائٹیلم پایا جاتا ہے؟
Flatworm
Earthworm
Nereis
Cockroach
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Explanation
The clitellum is a thickened, glandular band present in sexually mature earthworms . It secretes mucus during reproduction and produces material that forms the cocoon for eggs. Earthworms belong to the phylum Annelida and class Clitellata . Last verified on 27-10-2026
