SPSC 25 YEARS PAST PAPERS 2001 TO 2026
SPSC 5 years Past Papers Click here
چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
کس ڈھانچے میں دو اوشیشوں ہیں؟
- Mesosomes
- Mitochondria
- Ribosomes
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Mesosomes are membrane-bound structures in bacterial cells.They are thought to aid in cellular processes like respiration and cell division.They are formed by the invagination of the cell membrane.It typically contain two layers (residues).
سنگل سیل سے 64 کا پول رکھنے کے لئے کتنی مائٹوٹک کوششوں کی ضرورت ہے؟
- 8
- 7
- 6
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
In mitosis, a single cell divides into two, and each subsequent division doubles the number of cells.To reach a pool of 64 cells, 6 mitotic divisions are required (2^6 = 64).
استثنیٰ کے خلیات ______ ہیں؟
- Thrombocytes
- Erthrocytes
- Lymphocytes
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
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.
کس نے لفظ کوئلنٹریٹا کی تجویز پیش کی؟
- Aristotle
- Fabricus
- Leuckart
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Leuckart and Frey proposed the term Coelenterata in 1847.
The word comes from ancient Greek words meaning "hollow" and "intestine".
Coelenterata is the scientific name for a phylum of invertebrates that includes jellyfish, sea anemones, corals, and hydras.
They are also known as Cnidarians.
انوفیلس میں پلازموڈیم کی زندگی کے سائیکل کا مظاہرہ ______ کے ذریعہ کیا گیا؟
- Morgan
- Altman
- Grassi
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Giovanni Grassi demonstrated the life-cycle of Plasmodium in the Anopheles mosquito, identifying it as the vector for malaria transmission.His work was crucial in understanding the role of mosquitoes in the spread of the disease.
آدمی کو ایک تازہ تازہ ہوا کی مقدار کی کیا ضرورت ہے؟
- 100 cubic feet per every 20 minutes
- 100 cubic feet per every 05 minutes
- 100 cubic feet per every 20 seconds
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
An ideal fresh air amount needed by a man is approximately 100 cubic feet of air every 20 minutes for proper ventilation.This helps ensure adequate oxygen supply and removes carbon dioxide from the environment.
ایپیڈیمولوجی کا باپ کون ہے؟
- John Snow
- Lamarck
- Darwin
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
John Snow is considered the father of epidemiology.
It is the study of disease transmission.
It relies on collecting thorough data on both the patients as well as their surroundings.
Epidemiologists track diseases to help warn and protect the public.
کیڑے کا کون سا حصہ اوپر کے نیچے اور کیڑے کا چہرہ تشکیل دیتا ہے؟
- Occiput
- Gena
- Frons
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
The frons is the part of an insect's head located below the vertex.It forming the face of the insect.It plays a role in the sensory and visual functions of the insect.
مندرجہ ذیل میں سے کس کو مچھر ہاک کے نام سے منسوب کیا گیا ہے؟
- Fruit fly
- Butter fly
- Dragon Fly
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
The dragonfly is commonly referred to as a "mosquito hawk".Because it preys on mosquitoes and other small insects.Dragonflies are effective at controlling mosquito populations due to their hunting behavior.
کشیرے میں شریانیں _______ خون کی وریدوں ہیں۔
- Dilute
- Elastic
- Simple Thick
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Arteries in vertebrates are elastic blood vessels that can expand and contract to accommodate the high pressure of blood being pumped from the heart.Their elastic walls help maintain blood flow and regulate pressure.
