Science & Technology

73. Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of A.     hormones    B.     enzymes C.    […]

67. One of the following is most suitable for study of mutations A.     Haploids    B.     Diploids C.   

61. Most common disease of poultry in India is A.     fowl pox B.     tick fever C.     ranikhet

55. Radioactivity is a phenomenon of the spontaneous emission of A.     protons (alpha particles) B.     electrons (beta particles)

43. Monotremes are unique mammals because they A.     posses hair B.     give birth to live young C.   

49. Photosynthesis is a process A. reductive and exergonic B. reductive and catabolic C. reductive, endergonic and catabolic D. reductive,

43. Monotremes are unique mammals because they A.     posses hair B.     give birth to live young C.   

37. Plants developing in dry conditions are A.     xerophytes    B.     mesophytes C.     lithophytes    D.     hydrophytes Answer

31. out of proteins, lipids and carbohydrates present in a cell membrane, what is true? A.     Lipids are maximum

25. O2 released in the process of photosynthesis comes from A.     CO2    B.     water C.     sugar    D.

19. Photosynthesis takes place faster in A.     yellow light B.     white light C.     red light D.   

13. Plants absorb most part of water needed by them through their A.     embryonic zone B.     growing point

7. Photosynthesis generally takes place in which parts of the plant? A. Leaf and other chloroplast bearing parts B. steam

1. Ordinary table salt is sodium chloride. What is baking soda? A.     Potassium chloride B.     Potassium carbonate C.