The sound of waves is 8 m/sec and wavelength 2.5 m, frequency of this wave will be.
a) 3.2 Hz
b) 20 Hz
c) 0.31 Hz
d) 8 Hz
Heavy water is the oxide of:
a) Tritium
b) Protium
c) Deuterium
d) All of them
Explanation: Heavy water is the oxide of deuterium. Deuterium is an isotope of hydrogen with a neutron in addition to the usual proton in its nucleus. It is represented as ²H or D.
Which nutrients is maximum given for raising the field crops?
a) Nitrogen
b) Calcium
c) Potash
d) Phosphorus
Explanation: Nitrogen is one of the primary nutrients required for raising field crops. It plays a vital role in plant growth and development. Nitrogen is a component of proteins, enzymes, chlorophyll, and DNA, which are essential for plant structure, photosynthesis, and overall metabolism.
Deoband was a small town of ________
a) Saharanpur
b) Feroz Pur
c) Aligarh
d) Karachi
Explanation: Deoband is a small town located in the Saharanpur district of the state of Uttar Pradesh in India. It is widely known for being the birthplace of the Darul Uloom Deoband, one of the most prominent Islamic seminaries in the world.
Hyderabad was a ________ majority state under a Muslim ruler.
a) Hindu
b) Muslim
c) Christian
d) Sikh
_______ belt of Afghanistan separates Tajikistan from Pakistan.
a) Maniyan
b) Cruzgan
c) Wakhan
d) Badakhshan
Explanation: The Wakhan Corridor is the belt of Afghanistan that separates Tajikistan from Pakistan. It is a narrow strip of territory in northeastern Afghanistan that extends eastward between Tajikistan to the north and Pakistan to the south. The corridor was created in the late 19th century as a buffer zone between the British Empire (now Pakistan) and the Russian Empire (now Tajikistan) during the "Great Game" period.
