General Knowledge MCQs
Topic Notes: General Knowledge
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
21
Which drug, approved in July 2025, is a treatment for presbyopia (age-related loss of near vision)?
Answer:
Vizz (aceclidine)
Vizz (aceclidine) was approved by the FDA in July 2025 as a pharmacological treatment for presbyopia, helping to improve near vision in adults.
22
Scientists in November 2025 used CRISPR to boost the efficiency and digestibility of which organism to create a meat-like food source?
Answer:
Fungus
Researchers used CRISPR in November 2025 to modify a specific fungus. The engineered strain grows protein faster, requires less sugar, and has a meat-like texture, offering a sustainable food alternative.
23
Which drug was approved in August 2025 to prevent attacks of hereditary angioedema?
Answer:
Dawnzera (donidalorsen)
Dawnzera (donidalorsen) received FDA approval in August 2025 as a prophylactic treatment to prevent attacks in patients suffering from hereditary angioedema.
24
In September 2025, researchers at UCLA developed a non-invasive AI 'co-pilot' to enhance which technology?
Answer:
Brain-Computer Interface (BCI)
UCLA engineers developed a non-invasive AI co-pilot in September 2025 that helps interpret user intent in Brain-Computer Interfaces (BCIs), significantly improving the speed and accuracy of cursor control and robotic arm manipulation.
25
What major medical link was debunked by new research in November 2025 regarding a common pain reliever?
Answer:
Acetaminophen (Tylenol) and autism
New research published in November 2025 found no clear link between the use of Acetaminophen (Tylenol) during pregnancy and the development of autism in children, addressing a long-standing medical concern.
26
Which company's 'AlphaChip' reinforcement learning method was highlighted in 2024 for transforming chip floorplanning?
Answer:
Google
Google highlighted its 'AlphaChip' method in 2024, which uses reinforcement learning to accelerate and optimize the floorplanning process for computer chips, improving design efficiency.
27
A study published in November 2025 found that which gene, when overactivated by sensory inputs, can suppress longevity in worms?
Answer:
fmo-2
Scientists found that sensory inputs like smell and touch can suppress the key longevity gene *fmo-2*. When this gene is overactivated, it can negate the life-extending effects of dietary restriction in worms.
28
What is the therapeutic target of the drug 'Wayrilz' (rilzabrutinib), approved in August 2025?
Answer:
Immune thrombocytopenia
Wayrilz (rilzabrutinib) was approved in August 2025 for the treatment of persistent or chronic immune thrombocytopenia (ITP) in adult patients who have not responded sufficiently to other treatments.
29
Which experimental Google model, released in 2024, is a 'foundation world model' capable of generating playable 3D environments?
Answer:
Genie 2
Genie 2 is a foundation world model introduced by Google in 2024. It is capable of generating an endless variety of action-controllable, playable 3D environments, useful for training embodied AI agents.
30
A November 2025 breakthrough involved using 'nasal nanodrops' to treat which type of aggressive cancer in mice?
Answer:
Glioblastoma (Brain tumor)
Researchers developed a nasal-delivered nanotherapy in November 2025 that showed promise against glioblastoma, an aggressive brain tumor. The treatment activates the STING immune pathway to attack the tumor.