The washing machine works on the principle of ____________.
Dialysis
Diffusion
Reverse osmosis
Centrifugation
D.
Centrifugation
Which of the following is responsible for transport of food and other substances in plants?
Xylem
Phloem
Chloroplast
None of these
B.
Phloem
Which of the following is the correct description of the term sex-ratio as used in the context of the census of population?
Number of males per 1000 females
Number of females per 1000 males
Number of females per 100 males
Number of females in a sample of 1000 persons
B.
Number of females per 1000 males
Who is generally considered to be the father of the Indian Renaissance?
Rabindranath Tagore
Raja Rammohan Roy
Mahatma Phule
M.G. Ranade
B.
Raja Rammohan Roy
Among the following States, _________ has the lowest birth rate in India.
Kerala
Uttar Pradesh
Bihar
West Bengal
A.
Kerala
The outermost range of Himalayas is called ____________.
Kali
Shiwaliks
Dehradun
Kumaon
B.
Shiwaliks
The Secretariat of SAARC is set up at ..............
Washington
Kathmandu
Hague
New Delhi
B.
Kathmandu