Among HIV viruses which one is more virulent causing AIDS in 90% of the cases
Options
(a) HIV-I (b) HIV-II (c) HIV-III (d) all of these
Correct Answer:
HIV-I
Explanation:
No explanation available. […]
If a 0.00001 M solution of HCl is diluted thousand folds the pH of the resulting solution is
Options
(a) 5 (b) 7 (c) 8 (d) 6.98
Correct Answer:
6.98
Explanation:
No explanation […]
When river water meets sea water delta formation takes place. This is due to the phenomenon of
Options
(a) electrophoresis (b) dialysis (c) coagulation (d) adsorption
Correct Answer:
coagulation
Explanation:
No explanation available. […]
During the crystallization of a solid from the aqueous solution, the following statement is correct (∆H is -ve)
Options
(a) ∆H = T∆S (b) ∆H > T∆S (c) ∆H < T∆S (d) None […]
Name of the compound O₂ PtF₆
Options
(a) oxygenyl fluoroplatinate ( IV) (b) dioxygenyl fluoroplatinate (V) (c) dioxygenyl hexafluoroplatinate (IV) (d) dioxygenyl hexafluoroplatinate (V)
Correct Answer:
dioxygenyl hexafluoroplatinate (V)
Explanation:
No explanation available. […]
The ionisation potential for hydrogen atom is 13.6eV, the ionization potential for He⁺ is
Options
(a) 54.4 eV (b) 6.8 eV (c) 13.6 eV (d) 24.5 eV
Correct Answer:
54.4 eV
Explanation:
No […]
Photochemical combination of hydrocarbons and nitrogen oxides emitted by automobiles produces health threatening
Options
(a) acid rains (b) fly ash (c) CFC (d) smog
Correct Answer:
smog
Explanation:
No explanation available. Be the […]
The secretory ephithelium of sebaceous glands is
Options
(a) cuboidal (b) stratified squamous (c) columnar (d) stratified columnar
Correct Answer:
columnar
Explanation:
No explanation available. Be the first to write the explanation for […]
The difference between alburnum and duramen is the presence in the former of
Options
(a) companion cell (b) living cells (c) raw cells (d) lignified cells
Correct Answer:
living cells
Explanation:
No explanation […]
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