Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
Which of the following represents the correct order of ionization energy for metals?
Na<Rb<Cs
Rb>Cs>Fr
Na<Cs>Fr
Li<Na>Rb
Match the following Vitamin with their functions –
Vitamin
1) Vitamin E
2) Vitamin B3
3) Vitamin B7
4) Vitamin C
Functions
i. Reduces harm from damaging chemical processes in the body
ii. It acts as an antioxidant to protect body tissue
iii. It protects from Pellagra disease
iv. Biotin is necessary for cell growth
1-iv 2-i 3-ii 4-iii
1-ii 2-iii 3-iv 4-i
1-ii 2-iv 3-iii 4-i
1-iii 2-ii 3-i 4-iv
The process of removal of water from plant bodies is termed as:
Combustion
Transpiration
Photosynthesis
Respiration
Which of the following statements about the p-type semiconductors is true?
The charge carriers are free electrons and conduction electrons.
Holes do not play any part in the conduction of charge.
They are formed when a trivalent impurity is added to the pure semiconductors
Gallium and Phosphorus if added to Silicon form p-type semiconductors.
……………..is the photosynthetic pigment which is structurally similar to bile pigment bilirubin.
Chlorophyll
Carotene
Xanthophyll
Phycobilins
