In which carbon allotrope are atoms arranged in a hexagonal layer structure, with weak forces between layers?

A) Diamond B) Coke C) Graphite D) Fullerene


1👍 2 👏🏻 3 🔥 4❤️

Join us: @Preparation2Selection ⬅️

Indian Freedom struggles with year

1 qsn can expt in RRB JE

🔹 Early Resistance (Before 1885)

1) Revolt of 1857 (First War of Independence)
Year: 1857–1858
Leaders: Mangal Pandey, Rani Lakshmibai, Bahadur Shah Zafar, Tantia Tope, Nana Sahib, Kunwar Singh

🔹 Moderate Phase (INC Formation & Early Demands)

2) Formation of Indian National Congress
Year: 1885
Leaders: A.O. Hume, Dadabhai Naoroji, W.C. Bonnerjee, Surendranath Banerjee

3) Moderate Phase of INC
Year: 1885–1905
Leaders: Dadabhai Naoroji, Gopal Krishna Gokhale, Pherozeshah Mehta

🔹 Extremist & Swadeshi Phase

4) Partition of Bengal & Swadeshi Movement
Year: 1905
Leaders: Bal Gangadhar Tilak, Bipin Chandra Pal, Lala Lajpat Rai

5) Surat Split
Year: 1907
Leaders Involved: Moderates vs Extremists (Tilak vs Gokhale group)

🔹 Revolutionary Activities (1900–1915)

Leaders: Bhagat Singh, Chandrashekhar Azad, Khudiram Bose, Rash Behari Bose

🔹 Gandhian Era (Mass Movements)

6) Champaran Satyagraha
Year: 1917
Leader: Mahatma Gandhi

7) Non-Cooperation Movement
Year: 1920–1922
Leaders: Mahatma Gandhi, C.R. Das, Ali Brothers

8) Civil Disobedience Movement (Dandi March)
Year: 1930–1934
Leader: Mahatma Gandhi

9) Quit India Movement
Year: 1942
Leaders: Mahatma Gandhi, Jawaharlal Nehru, Sardar Vallabhbhai Patel

🔹 Other Important Movements

10) Home Rule Movement
Year: 1916
Leaders: Bal Gangadhar Tilak, Annie Besant

11) Khilafat Movement
Year: 1919–1924
Leaders: Ali Brothers, Mahatma Gandhi

12) Indian National Army (INA)
Year: 1942
Leader: Subhas Chandra Bose

🔹 Independence

Indian Independence Act
Year: 1947
Key Leaders: Mahatma Gandhi, Jawaharlal Nehru, Sardar Patel, Subhas Chandra Bose

India became independent on: 15 August 1947

Join us: @Preparation2Selection ⬅️

one question will come upcoming shifts RRB JE

Important one liner for RRB JE upcoming shifts

Cell Organelles – One Line Functions

Cell wall – Provides shape, support and protection (plants only).

Cell membrane (Plasma membrane) – Controls movement of substances in and out.

Cytoplasm – Site of metabolic activities.

Nucleus – Controls cell activities; contains genetic material (DNA).

Nucleolus – Produces ribosomes.

Mitochondria – Powerhouse of the cell; produces ATP (energy).

Ribosomes – Site of protein synthesis.

Endoplasmic Reticulum (ER) – Transport system inside cell.

Rough ER – Protein synthesis (has ribosomes).

Smooth ER – Lipid synthesis and detoxification.

Golgi apparatus – Modifies, packages and secretes proteins.

Lysosomes – Suicidal bags; digestion of waste materials.

Vacuole – Stores food, water and wastes (large in plants).

Chloroplast – Photosynthesis (contains chlorophyll).

Centrosome/Centrioles – Helps in cell division (animal cells).

Peroxisomes – Break down fatty acids and toxic substances.

Cilia/Flagella – Help in movement.

Join us: @Preparation2Selection ⬅️

Important one liner for RRB JE upcoming shifts

Parts of Eye – One Line Functions

Cornea – Transparent front layer that bends (refracts) incoming light.

Aqueous humour – Fluid that nourishes cornea and lens; maintains pressure.

Iris – Coloured part that controls size of pupil.

Pupil – Opening that regulates amount of light entering eye.

Lens – Focuses light on retina by changing shape.

Ciliary muscles – Adjust lens curvature for near and distant vision (accommodation).

Vitreous humour – Jelly-like substance that maintains eyeball shape.

Retina – Light-sensitive layer where image is formed.

Rods – Help in dim light (black & white vision).

Cones – Help in bright light and colour vision.

Yellow spot (Fovea) – Point of sharpest and most detailed vision.

Blind spot – Area where optic nerve leaves; no image formed.

Optic nerve – Carries visual impulses to brain.

Sclera – White outer protective covering of eye.

Choroid – Supplies blood and prevents internal reflection of light.

Join us: @Preparation2Selection ⬅️

Tricky question , if you dont have study in-depth !

asked in Group D

This question asked in Group D & RRB JE Feb 20 JE 3 shift

https://www.youtube.com/watch?v=UW-AawLb_ug

In this 40 days preparation , we have covered

🔹 50+ Set
🔹 8 sets for ACIO
🔹 IB vocab books
🔹Personal Mentorship
🔹Powerful set book


share your feedback

https://forms.gle/iajQxTXMdvxkTShc6

Join us: @Preparation2Selection ⬅️

IB SA & ACIO aspirants,we will plan to make mock interviews and interview guidance!

https://forms.gle/iajQxTXMdvxkTShc6

I got few response only...kindly fill up your feedback!

This Link is now for RRB Technician CEN-02/2025

City intimation will come on the same

https://rrb.digialm.com/EForms/loginAction.do?subAction=ViewLoginPage&formId=98139&orgId=33128

This one for RRB Paramedical CEN-03/2025

https://rrb.digialm.com/EForms/loginAction.do?subAction=ViewLoginPage&formId=98076&orgId=33128

Please don’t try to log in right now; we’ll let you know as soon as it’s activated

@Preparation2Selection

🕡 8:30 PM – RRB SSC quiz - Books and Authors

🕗 Followed by – GS/GK Quiz - Tiger sanctuaries

Quiz / discussion channel
📍 Join us : https://t.me/p2schat/1⬅️ !

📍 Join us: @Preparation2Selection ⬅️

Like ❤️ | Follow 😍 | Share 🔥

ALL THE BEST 🔥🔥

IB SA TIER 2 EXAM

❤️😇

Hello IB SA aspirant!!

How was the exam ??

Share your feedback ❤️

https://t.me/p2schat/4371

Semma - 🔥
Did well - ❤️
Average - 🙏

We have received over 100+ feedback responses IB SA TIER 2— truly beyond our expectations.

What began as a small initiative with just a five-member practice group has now grown into a platform that is benefiting many more aspirants.

Your support, participation, and valuable feedback mean a lot to us. We remain committed to improving and serving you better every day.❤️