Answer key for SET A of BPSC(PT) exam conducted on 17 April 2011

1. The visible range of solar radiation is           - 400-700nm
2. Plant which grow on saline soils are             -  Halophytes
3. Environment is a composite state of             - All of above
4. Water is conducted in vascular plants          - Xylem tissue
5. Plant receive stimulus for flowering              - Leaves
6. What is mineral                                           - Inorganic solids
7. Nature system is described                         - self sustained process
8. Genetics deals with                                     - Heredity and variation 
9. Mendel's principle                                       - sexual
10. Embryo is found in                                      - Seed
11. Soil particles are present in loamy soil          - All types of particles
12. A single type of atom is found in                  -  Native element
13. Soil water available to plants is maximum in - Loam soils
14. Capillaries effective                                     - Clay
15. Photosynthesis                                            - Chloroplast
16. Continents have drifted                               -  tectonic activities
17. Not part of Solar system                             - Nebulae
18. Nacl                                                           - Strong Acid and Strong base
19. Sexual reproduction cause                           -  All of above
20. Arab sagar salinity                                       -  35ppt
21.