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۔
یہ _______ کا ترمیم شدہ طبقہ ہے؟
- Rod
- Retina
- Pupil
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
The retina is a modified segment of the eye.It is responsible for detecting light and converting it into neural signals.It contains rods and cones, which help in vision under different lighting conditions.
مندرجہ ذیل میں سے کون سا ذہنی عارضہ ہے؟
- Huntington Disease
- Sickle Cell Disease
- Achondroplasia
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Huntington's disease is a genetic neurodegenerative disorder that affects brain function.This leading to cognitive decline and movement disorders.It is caused by a mutation in the HTT gene, resulting in progressive mental and physical deterioration.
غذا، انفیکشن اور آلودگی کا خوف ______ ہے؟
- Mysophobia
- Algophobia
- Mycophibia
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Mysophobia is the fear of germs, infection, and contamination, leading to obsessive cleanliness.It is often associated with anxiety disorders and excessive handwashing or avoidance behaviors.
نمو ہارمون ایس ٹی ایچ کی ضرورت سے زیادہ سراو ______ پیدا کرتا ہے؟
- Acromegaly
- Gigantism
- Albino
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Excessive secretion of Somatotropic Hormone (STH) or growth hormone during childhood leads to abnormal height and gigantism.This condition occurs due to overstimulation of bone and tissue growth before the closure of growth plates.
مقعد لمبے لمبے جانور ______ ہیں؟
- Lizard
- Toad
- Scorpion
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Lizards have a post-anal tail.It extends beyond the anus.It plays a role in balance and defense.This feature is a characteristic of chordates.This distinguishing them from invertebrates like scorpions.
جین کے بہاؤ نہ ہونے والی آبادی کو _____ کہا جاتا ہے؟
- Allopatric
- Sympatric
- Isolated
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
A population with no gene flow is considered isolated.This meaning it does not exchange genetic material with other populations.Isolation can lead to genetic divergence.It potentially resulting in speciation over time.
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.
