ANNOUNCEMENT : Prelims 2019 Select Focus Group (SFG) Commencement Date, Entrance Test and Other Details

PRELIM QUESTION FOR FEBRUARY 20 2017

1. Which of the following is responsible for Earths Magnetic Field
a. Inner core
b. Mantle
c. Outer core
d. Crust
(Why important: http://www.thehindu.com/todays-paper/tp-national/why-earths-inner-core-doesnt-melt/article17331518.ece)
2. Consider the following options about Mycorrhiza
1. Its a combination of fungi and bacterial micro organism
2. They have symbiotic association with the roots of plants
3. It helps in providing protection from soil-born pathogenic
disease
4. It is also used as biofertilizer
Which of the following option is correct
a. 2 & 4
b. 1,2,3
c. 2,3,4
d. 1,2,3,4
ANSWERS HERE
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