556: How can the height of a person who is six feet tall be expressed (approximately) in nanometres?
(a) 183 x 106 nanometres
(b) 183 x 107 nanometres
(c) 234 x 106 nanometres
(d) 234 x 107 nanometres
557: Open stunted forests with bushes and small trees having long roots and sharp thorns or spines are commonly found in
(a) Eastern Orissa
(b) North-Eastern Tamil Nadu
(c) Siwaliks an Terai region
(d) Western Andhra Pradesh
558: Which one of the following statements is false ?
(a) All countries other than India have over 80% literacy
(b) Malaysia and Korea have life expectancy higher than all other countries
(c) Higher the adult literacy lower is the infant mortality
(d) The life expectancy at birth in India is almost the same as that of Indonesia
559: Which one of the following pairs is correctly matched ?
(a) Naqqual : Bihar
(b) Tamasha : Orissa
(c) Ankia Nat : Assam
(d) Baha : Punjab
560: Which one of the following organisms can serve as a bio-fertilizer for rice crop?
(a) Blue green algae
(b) Rhizobium sp
(c) Mycorrhizal fungi
(d) Azotobacter sp