51. Which is incorrect match

A Asafoetida - Ferulic acid
B Cinchona - Quinine
C Turmeric - Organic di sulfide
D Rauwolfia - Ajmaline
Answer :   Turmeric - Organic di sulfide
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52. Which one of the following structures between two adjacent cells is an effective transport pathway

A Endoplasmic reticulum
B Plasmalemma
C Plasmodesmata
D Plastoquinones
Answer :   Plasmodesmata
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53. Deficiency symptoms of nitrogen and potassium are visible first in:

A Senescent leaves
B Young leaves
C Roots
D Buds
Answer :   Senescent leaves
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54. Phosphorus is a structural element in

A Fat
B Starch
C Nucleotide
D Carbohydrate
Answer :   Nucleotide
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55. Which of the following is the importance of molybdenum in plants metabolism

A Carbon assimilation
B Nitrate reduction
C Plant breeding
D Chromosome contraction
Answer :   Nitrate reduction
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56. Which of the following is used as green manure

A Azolla
B Azadiracta indica
C Crotolarea juncea
D Hevea brassiliansis
Answer :   Crotolarea juncea
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57. A nutrient element essential for the formationof micro-tubules of the mitotic spindle apparatus during cell division is

A Phosphorus
B Sulphur
C Clacium
D Zinc
Answer :   Clacium
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58. Which of the following is monocot

A Rauwolfia
B Turmaric
C Cinchona
D Papaver
Answer :   Turmaric
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59. Which of the following is a macro-nutrient

A Ca and Mg
B Mo
C Mn
D Zn
Answer :   Ca and Mg
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60. Quninine was first discovered in

A USA and JAPAN
B England
C Asia
D Peru
Answer :   Peru
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