Related Questions

Red rot of sugarcane is caused by
A Alternaria alternata
B Colletotrichum falcatum
C Phytophthora infestans
D Cercospora personata
The disease of dry rot in timber is caused by
A Lack of ventilation
B Alternate wet and dry conditions
C Complete submergence in water
D None of the above
There are 87 balls in a jar. Each ball is painted with at least one of two colors, red or green. It is observed that 2/7 of the balls that have red color also have green color, while 3/7 of the balls that have green color also have red color. what fraction of the balls in the jar has both red and green colors?
A 6/14
B 2/7
C 6/35
D 6/29
তড়িৎ রাসায়নিক কোষের emf = ?i.E0Anodee(ox)+E0cathode(Red)ii.E0cathode(Red)-E0Anodee(Red)iii.E0Anodee(ox)-E0cathode(Red)কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
তড়িৎ রাসায়নিক কোষের emf = ?i. E° Anode(ox) + E°Cathode (Red) 11. E Cathode(Red) - E°Anode (Red) 111. E° Anode(ox) - E°Cathode (Red) নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
Ear rot is a disease which Infects
A Wheat
B Sugarcane
C Corn
D Coffee
A jar contains only marbles of three colors : red, green and yellow. The red and green marbles are in the ratio of 2 : 5 and the yellow and red marbles are in ratio of 5 : 6. which of the following could be the total number of marbles?
A 52
B 64
C 100
D None of these
When red is X, green is Y, when green is not Y blue is Z. But the is never Z as long as red is red is X. which of the following statements is trued in this context?
A while blue is Z, green is Y
B While red is not X, blue is not Z
C while green in not y, red is not X
D None of the above
When red is X, green is Y, When green is not Y, blue is Z, but the is never Z as long as red is red is X. Which of the following statements is true in this context?
A While blue is z, green Y
B While red not X, blue is not Z
C While green is not Y, red is not X
D None of the above
A jar contains 10 red marbles and 30 green marbles . How many red marbles must be added to the jar so that 60% of the marbles will be red ?
A 25
B 35
C 40
D 60

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