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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 1

2012. 1,.

1. .a. -- .b. -- .c. -- d. -- .e. -- f. -- .g. () (1996) -- .

2. a. -- b. -- c. -- d. () -- ()e. -- .f. () -- 3 - 4 .g. ---- 1.5 .h. --- 1 .i. -- 75000 - 10000 .1. .2. , , () .3. .( ). .4. 7 1. , , , , , , .5. F1 , F2 / 31: 1.6. .7. .8. DNA. .9. , .

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10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 2

201210. . .11. .12. , .13. , () .14. ... () .15. .16. ... .17. () , ... . ... ( ) .18. 2.19. . .. .20. B (HBV) .21. . 2.22.1996 ( )

.23. B12 .24. , .25. . .26. ( ) . .

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 3

2012. 2 .

1. 2. 3. ( )4. A(H1 N1 )5. () 6. 7. ,,.8. HIV 9. , .10.( ) .11. .12.() .13. .

.

14. A 15. B1 16. B5 ,,17. B12 18. C , .19. D 20. E 21. K 22. .23. HIV , .24. , .

BCG( ) -- DPT , , () MMR -- ,, DT -- ( ),( ) TT -- 25. 1. , 2. , 3. .26. 80 -120 .. / 100 ..

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 4

201227. , .28. , ( ) .29. , .30. .

31. , , , , ,4, , , , .32. 4.33. , , , , , (),,,, .34. () .35. , , .36. , , .37. , , , , , .38. . , , , , , , .39. .40. .41. , .42. . , , , ( ) .

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 5

2012 3 .1. .2. 1. () [, .] ,

2. , 3. .

3. . 1. - , 2 . - , , . 3. - .

4. .

5. , .6. ( )

1. - , 2. - , 3. .

7. 1. ( ,, ),2. ,3. (, , ) .8. .

9. - ,,, .10. - .11. - , - - ,

12. - ,

.13. - , .14. , , .15. .16.

.17.

.

18. .19. .

. .20. 12 , 31 .21. .

22. .23. , .

( ) 24. (STH) () (GH) :

. . ,

( , ) .25. () (TSH) :

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 6

201226. ()

(ACTH): .27. (FSH):

. .28. (LH) ()

(ICSH): ,

. .29. (LTH): .

30. - ,

.31. () (ADH) :

. .

32. : . , , .

33. .34. (, , )

.35. , , .36. ( ) ( -

).,() ,() .37. ( ) ()

.

38. 6:6, . .

39. ()6: .

.T .

40. , .41. .42. . , .

.

43. .44. 80.. 120 ../ 100 .. .45. , .46. ,

6 .47. : .48. () : ,

. .

49. : (), ( ) 6. , () .

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 7

2012

50. : ( ),() .

51. (,, ) .52. : , .

53. : .54. : .55. .56. .

.

57. ( ) , . .( )58. 1 1. , 2. ,3. 4. .59. 1

1. , 2. ,3. , 4. ,5. 60. () ()

.61. .62. 1

.63. 11 ,

.64.

() .

65.

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 8

2012

9

1. .

2. ( 1 A = 10-10 m. )3. 8

(1 A - 10 A)8

4. . .(10 A - 1000A)

.

5. .(1000 A )

6. .

7. .( , )

8. .

9. , . .

10. , , .

11. ,

, .

12. , , . (,, )

13. , , , .

14. , .

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 9

201215. , ,

, .

16. .

17. , 100 , , .

18. .

1. , 2., 3.() .

19. , .

20. , .

21. , . .

22. , , .

23. Nacl 36 NaBr. 95 NaI 184 NaNO3 92 .

24. = X 100 /

25. .

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 10

2012

10. , .

1. .

2. ( E=mc2 ) - .3. .4. ,

.5. - 6., - 7. : - (Ne) , (Na), (Hg), (Ar).8. : (Cl2), (H2) , (N2), (O2)9. : (O3)10. : (P4), (S8)11. : (H2), (N2), (O2),(O3), (S8).12. : (H2O), (CH4), (NH3),

(H2SO4).

13. C-12 1/12 .14. 1 = 6.023 X 1023 ( ) = 22.4

.( )

15. = / 16. = ( X ) /

() = X

.

17. . (17 cl

35 ,17 cl37.)

18. . . (18Ar

40

,20Ca40

.)

19. . , , . (6C

13 ,7N14) .

20. , .

21. 1. 10.2. 10.

22. .

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10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 11

2012

23. , () , .

2 X = .

24. () , .

25. = () / .

26. , , .

27. 6.023 X 1023 () () . 11 .

28. . 22.4 .

(H) = 1 .

CO2 = 44 .

C = 12 .

N = 14 .

O = 16 .

Na = 23 .

Al = 27 .

S = 32 .

H2O = 18 .

NH3 = 17 .

SO2 = 64 .

NaOH = 40 .

C6H12O6 = 180 .

C12H22O11 = 342 .

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 12

2012

14

1. = 0.001 .. () 0.01 ..2. = / .

3. , . .

4. .5.

.1 = 1.496 X 1011 .

6. , .

1 = 3 X 108 X 1 ()= 3 X 108 X 365.25 X24 X60 X60

1 = 9.467 X 1015 .7.

() .

ZC = - (n X LC ).

ZC = + (100-n) X LC ).

a. .b.

c. d. e.

1. , 2. , 3. .

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10 TH STANDARD SCIENCE HINTS. 2011-2012 Page 13

2012

15 , .

1.. m/s N or kg.ms-2 kg.m.s-1 Nm Nm2.kg-2

2. . (g) = 9.8 m/s2

(G) = 6.673 X 10-11 N m2 kg-2. = 5.98 X 1024 kg. = 6.38 X 106 m

3. = F X d. Nm.4. F = ma. N.5. p = mv. Kg.m.s-2.6. G = Fd2 / m1.m2 N.m2.kg-2.7. g = GM/R2 m/s2.8. - .9. - .10. 1 2 - .11. 1966 ( .) - -

- .12. ,

. .. , , .

13. - .

14. ISRO 2008 .1.

15. .

16. . .

17.

.

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R.RAMAN, M.Sc.,B.Ed., GOVT.HIGHSCHOOL, VAIYAVOOR.

10 TH STANDARD SCIENCE HINTS 2011 2012 Page 14

201218.

.

19. :

.

20. : .

21. : ,

.

22. .

23. .

24. , 6 ,3

. .

25. 1. .2. (MRI) .3. .

26. 1. 2.

. 3. 4. 5. .

.

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