1. Which is not correct regarding Krebs cycle?
A. Occurs in mitochondrial matrixB. It is also called TCA cycleC. 6 is produced from each glucose molecule F ADH2D. Main regulator is isocitrate dehydrogenase CO2 NADH + H +, 2 F ADH2
2. Due to which property of matter 'Dancing of Camphor on water' occurs?
A. Surface tensionB. ViscosityC. ElasticityD. Conductivity
3. Which one will be deposited in the smallest amount when 1 F of charge is passed?
A. AlB. NaC. ZnD. Ag 1 3 1 2
4. The horizontal component of the Earth's magnetic field in the polar and equatorial regions respectively are-
A. Zero and infiniteB. Infinite and zeroC. Zero and maximumD. Maximum and zero H = Icosδ, V = Isinδ
5. Which ray is used to detect cracks in metallic instruments?
A. X-rayB. Gamma rayC. UV rayD. Microwave
6. What is the number of hydrogen bonds in each turn of DNA double helix?
A. 25 pairsB. 10 pairsC. 25D. 10