The Time taken for sunlight to reach the Earth is___________?
The Time taken for sunlight to reach the Earth is___________?
A. 700 sec
B. 8hrs 20 mins
C. 8 mins 20 sec
D. 8 mins
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‘ELISA’ test is employed to diagnose?
‘ELISA’ test is employed to diagnose?A. Corona virus
B. AIDS antibodies
C. Tuberculosis bacterium
D. Cancer______ soil is also called Regur soil?
______ soil is also called Regur soil?A. Desert
B. Mountain
C. Black
D. AlluvialBlack soil is also called Regur soil. It is black in colour and ideal for growing cotton. This type of soil is typical of the Deccan trap (Basalt) region spread over North-West Deccan plateau and is made up of lava flows.
Recently, scientists observed the merger of giant ‘blackholes’ billions of light-years away from the Earth. What is the significance of this observation?
Recently, scientists observed the merger of giant ‘blackholes’ billions of light-years away from the Earth. What is the significance of this observation?A. ‘Higgs boson particles’ were detected.
B. Gravitational waves’ were detected.
C. Possibility of inter-galactic space travel through ‘wormhole’ was confirmed.
D. It enabled the scientists to understand ‘singularity’.What is the wavelength of visible spectrum:
What is the wavelength of visible spectrum:A. 1300-3000A
B. 3900-7600A
C. 7800-8000A
D. None of theseCancer can be treated by ___________?
Cancer can be treated by ___________?A. Antibiotics & vaccines
B. Radiotherapy & antibiotics
C. Chemotherapy & radiotherapy
D. Antibiotics & ChemotherapyThe horizontal rows of the periodic table are called ______?
The horizontal rows of the periodic table are called ______?
A. Groups
B. Periods
C. Sets
D. Matrices