University of Rajasthan 2006 B.Sc Botany STRUCTURE,DEVLOPMENT AND REPRODUCTIONS IN FLOWERINGPLANTS 2ND - Question Paper

17. THE FUNCTION OF TAPETUNIS :-
(I) NUTRITION (II) PROTECTION (III) STORAGE (IV) SECRETION (MARKS -1/2)

18. THE STRUCTURE WHICH PROVIDES NUTRITION TO EMBRYO IS:-
(I) ENDOSPERM (II) SEED COAT (III) ARIL (IV) CARUNCLE (MARKS-1/2)

19. CHALZAL ENDOSPERM HAUSTORIA ARE obtained IN :-
(I) OENOTHERA (II) MAGNOLIA (III) LIMNANTHUS (IV) AUXISPORA (MARKS -1/2)

20. THE PROCESS OF FORMATION OF PARTHENOCARPIC FRUITS BY
ENVIORMENTAL FACTORS IS CALLED AS :-
(I) CHEMICAL PARTHENOCARPY (II) INDUCED PARTHENOCARPY
(III) GENETIC PARTHENOCARPY (IV) ENVIORMENTAL PARTHENOCARPY (MARKS -1/2)


B. FILL IN THE BLANKS :-

21. THE EXAMPLE OF AQUATIC ANGIOSPERM IS .............................. (MARKS -1/2)

22. THE OIL CELLS WHICH ARE obtained IN THE ENDOSPERM OF CASTOR ARE
............................. CELLS (MARKS -1/2)

23. A TYPICAL LEAF IS GENERALLY GREEN AND PERFORMS THE FUNCTION OF
............................. (MARKS -1/2)

24. THE MAIN FUNCTION OF ROOT CAP IS TO give .................... TO
THE ROOT. (MARKS -1/2)

25. DISPERSAL BY ROLLING MECHANISM IS GENAERALLY obtained IN SMALL AND
......................... PLANTS (MARKS -1/2)

C. ans actual OR FALSE.

26. SECONDRY GROWTH IS ALSO obtained IN LEAVES ( ) (MARKS -1/2)

27. THE MAIN FUNCTION OF ROOT IS ABSORPTION OF WATER ( ) (MARKS -1/2)

28. THE TAP ROOT IS DEVELOPED FROM RADICLE ( ) ( MARKS -1/2)

29. OENOTHERA kind OF EMBROYO SAC IS MONOSPORIC ( ) (MARKS -1/2)

30. VEGETATIVE REPRODUCTION IN PINEAPPLE TAKES PLACE
BY GRAFTING ( ) (MARKS -1/2)

D. ans THE subsequent ques. IN VERY SHORT

31. WRITE THE FUNCTION OF LEAF. ( MARKS -1)

32. WRITE DEFINATION OF ROOT. (MARKS -1)

33. WRITE ANY 3 MODIFICATION OF TAP ROOT. (MARKS -1)

34. provide AN EXAMPLE OF MONOSPORANGIATE ANTHER (MARKS -1)

35. describe SEED DORMANCY. (MARKS -1)

Earning:   Approval pending.