4161: Some species of plants are insectivorous. Why?
(a) Their growth in shady and dark places does not allow them to undertake sufficient photosynthesis and thus they depend on insects for nutrition
(b) They are adapted to growing nitrogen deficient soils and thus depend on insects for sufficient nitrogenous nutrition
(c) They cannot synthesize certain vitamins themselves and depend on the insects digested by them
(d) They have remained in that particular stage of evolution as living fossils, a link between autotrophs and heterotrophs
4162: Photo chemical smog is a resultant of the reaction among.
(a) NO2, O3 and peroxyacetyl nitrate in the presence of sunlight
(b) CO, O2 and peroxyacetyl nitrate in the presence of sunlight
(c) CO, CO2 and NO2 at low temperature
(d) High concentration of NO2, O3 and CO in the evening
4163: In India, the tax proceeds of which one of the following as a percentage of gross tax revenue has significantly declined in the last five years ?
(a) Service tax
(b) Corporation tax
(c) Excise duty
(d) Personal income tax
4164: Constitution does not recognise the caste system because:
(a) India is secular
(b) It leads to inequality which is against the Constitution
(c) It leads to untouchability
(d) All of the above
4165: (A) All teachers are creative
(B) All creative men are sentimental
What can be inferred from the above two statements?
(a) All teachers are sentimental
(b) All male teachers are sentimental
(c) All female teachers are non-sentimental
(d) None of the above