Question Discussion & Solution

The correct answer is Windows, Icons, Menus.

• In a GUI-based operating system, the graphical user interface is based on Windows, Icons, Menus.

Key Points

• A  graphical user interface(GUI) uses windows, icons, and menus to perform various commands, such as opening, deleting, and moving files.
• A GUI operating system is primarily navigated using a mouse, a keyboard can also be used via keyboard shortcuts or arrow keys. 

The correct answer is Stapes.

• Stapes is the smallest bone in the human body.

Key Points

• The smallest bone in the human body is called stapes, located in the middle ear.
• The size of the staples is 3mm × 2.5 mm. 
• There are three bones in the middle ear, ​Malleus, Stapes, and Incus.
• ​The Stapes is the smallest of the three bones and it looks like a bell.​
• It is the innermost bone of our auditory ossicles in the middle ear, which are responsible for transmitting sound waves from the air outside to the fluid-filled labyrinth (cochlea).

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Additional Information

• The malleus or hammer is a hammer-shaped small bone or ossicle of the middle ear which connects with the incus and is attached to the inner surface of the eardrum.
  • The word is Latin for hammer or mallet.
  • It transmits the sound vibrations from the eardrum to the incus.
• The incus, also known as the “anvil,” is the middle of three small bones in the middle ear.
  • The incus transmits vibrations from the malleus to the stapes.
• In anatomy, the scapula (plural scapulae or scapulas), also known as the shoulder bone, shoulder blade, wing bone, or blade bone,
  • It is the bone that connects the humerus (upper arm bone) with the clavicle (collar bone).
• The rib cage is the arrangement of ribs attached to the vertebral column and sternum in the thorax of most vertebrates that encloses and protects vital organs such as the heart, lungs, and great vessels.
• The hip bone (os coxae, innominate bone, pelvic bone, or coxal bone) is a large irregular bone, constricted in the center and expanded above and below. In some vertebrates (including humans before puberty).
• it is composed of three parts: the ilium, ischium, and the pubis.

The correct answer is Visakha.

• In Visakha, case reference does the 'Sexual Harassment of Women at Workplace' Act enshrines and encompasses almost all the guidelines given.

Key Points

• ​Sexual Harassment of Women at Workplace Act
  • Workplace sexual harassment in India was for the very first time recognized by the Supreme Court of India (“Supreme Court”) in its landmark judgment of Vishaka v. State of Rajasthan (“Vishaka Judgment”),
  • Here the Supreme Court framed certain guidelines and issued directions to the Union of India to enact an appropriate law for combating workplace sexual harassment

​Additional Information

• Workplace sexual harassment is a form of gender discrimination that violates a woman’s fundamental right to equality and right to life, guaranteed under Articles 14, 15 and 21 of the Constitution of India (Constitution).​

The correct answer is four.

Key Points

• Crocodiles have four-chamber hearts. All reptiles have incomplete four-chamber hearts except Crocodiles.

Additional Information

• Endotherm or Homeotherm have well developed four-chamber heart. Examples:- Birds and mammals. 
  • They can maintain constant body temperature.
• Poikilotherm or Ectotherm do not have a well-developed heart, so they can not maintain constant body temperature. Examples:- Amphibians and reptiles.
• Fishes have a two-chamber heart.
• Amphibians have three-chamber heart.
• The cockroach has thirteen chamber hearts.

The correct answer is Mohan Lal Sukhadia.

• Mohan Lal Sukhadia laid the foundation stone of Jakham Dam.

Key Points

• Jakham Dam
  • Jakham Dam is a dam located in Pratapgarh District.
  • It is located in Anooppura village of Pratapgarh Tehsil, 32 km from Dhariawad and 35 km from Pratapgarh town.
  • The dam is the main irrigation project of the area.
  • This dam is built on the Jakham river.
  • The Jakham dam's foundation was laid on 14 May 1968 by then chief minister Mohan Lal Sukhadia.

​Additional Information 

• Mohan Lal Sukhadia
  • ​Mohan Lal Sukhadia was a politician.
  • He served as the Chief Minister of Rajasthan state for 17 years.
  • He became chief minister at the age of 38 and was responsible for bringing major reforms and developments in Rajasthan.
  • For this, he is still widely revered as the "founder of modern Rajasthan".