Question Discussion & Solution

The correct answer is Mehrangarh Fort.

Key Points

• Mehrangarh Fort was built on Chidiyatunk Hill.
  • It was built by Rao Jodha in 1459 AD.
  • It is also known as Gad Chintamadi / Suryagarh / Kagmukhi.
  • Its shape looks like a peacock.
  • Jaipol, Lohapol, Fatehpol are the main entry gates in Fort.
  • Dhanna and Bheeva 10 Pillars Chhatri Is also situated in Fort.
  • Rathod's Family Goddess (Kuldevi) Nagnechi Mata Temple is also situated in it.
  • Rudyard Kipling said that it was built by Fairies and Angels.
  • Chamunda Mata Temple, Suri Mosque, Murali Manohar and Anand Dhan Ji Temple are also some viewable places in Fort.

Given:

The only one figure that satisfies the given pattern is: 

Hence, A is the correct answer.

Copper is a type of metal similarly, rupee is a currency of India.

CONCEPT:

• The battery has two terminals positive and negative and its positive terminal is the cathode and its negative terminal is the anode.
  • It works on the principle of Electrochemical Reaction.
  • Italian physicist Alessandro Volta built and described the first electrochemical battery, the voltaic pile, in the year 1800.
  • The lead-acid batteries used in vehicles and lithium-ion batteries used for portable electronics such as laptops and mobile phones.

EXPLANATION:

• A battery converts chemical energy into electrical energy. So option 3 is correct.

The correct answer is Liver. 

Key Points

• The liver is the largest gland in the human body.
  • It is made up of specialized cells called hepatocytes.
  • It is situated on the right side of the stomach in the human body.
  • The study of the liver is called hepatology.
  • It is the largest metabolic organ in the human body.
  • It is the organ that stores a large amount of vitamin A.
  • Ammonia and urea are produced in the liver.
  • Hepatitis is a viral disease that affects the liver.
  • The liver is known as the "chemical lab of the human body".
  • The liver is the highest temperature-producing organ.

Additional Information

• The brain is the center of coordination in the human body.
• The pancreas secretes enzymes and hormones.
  • Insulin and glucagon are the hormones secreted by Pancreas.
• The thyroid gland is the largest endocrine gland in the human body.
  • Thyroxin and calcitonin are the hormones secreted by the thyroid gland.
• Pituitary Gland
  • The pituitary gland is a gland that is located at the base of the brain and right behind the bridge of the nose. It is mainly responsible for sexual maturation, reproduction, etc.
  • The pituitary gland is also called the 'master endocrine gland' and it is a small pea-sized gland.
  • The pituitary gland is controlled by Hypothalamus. 
  • The hypothalamus sends signals to the pituitary to release or inhibit pituitary hormone production.
  • The pituitary is called the master gland because it controls various other glands.
  • Hence, it could be concluded that the pituitary gland is also called the 'master endocrine gland' because it regulates the activities of other endocrine glands.