Which rays are trapped in our galaxy by magnetic waves? April 15, 2025 by admin A. Alpha rays B. Gamma rays C. Cosmic rays D. None of these
UPS is now widely use in households. What does UPS stands for ? April 15, 2025 by admin A. Uniform Power Storage B. Universal Product Support C. Under Panel Storage D. Uninterruptible Power Supply
The Sun is at an average distance of about________ million kilometers away from Earth? April 15, 2025 by admin A. 100 million B. 150 million C. 200 million D. 250 million
Telephone was invented by__________? April 15, 2025 by admin A. Vint Cerf B. Charles Babbage C. Edison D. Alexander Graham Bell
What is the weight of the average human brain? April 15, 2025 by admin A. 1.2 to 1.4 Kg B. 1.4 to 1.8 Kg C. 2.1 to 2.8 Kg D. 3.1 to 3.4 Kg
In Fishes excretory Product is__________? April 15, 2025 by admin A. Nitrogen B. Ammonia C. Uria D. Carbon dioxide
Which blood cells are called ‘Soldiers’ of the body? April 15, 2025 by admin A. White Blood Cells B. Platelets C. Red Blood Cells D. None of the above
Adult human brain is about_________% of the total body weight. April 15, 2025 by admin A. 2% B. 3% C. 7% D. 8%
Humans can hear in the range of ______ to _______Hertz (Hz).? April 15, 2025 by admin A. 10 Hz to 10,000 Hz. B. 20 Hz to 20,000 Hz. C. 30 Hz to 30,000 Hz. D. 40 Hz to 40,000 Hz.
Pressure is measured by_________? April 15, 2025 by admin A. barometer B. Voltmeter C. Lactometer D. Ammeter
