Question
Which is not a compatible mating in gametophytic
self-incompatibility?Solution
Gametophytic systems block pollen sharing an allele with the stigma (e.g., S1S2 pollen fails on S1S3 stigma).
A man can row 32 km/hr in still water. It takes him thrice as long to row up as to row down the river. Find the rate of the current.
Time taken by boatman to travel a distance of (d + 60) km downstream and (d + 120) upstream is 10 hours and 20 hours respectively, and the downstream sp...
A boat moves in a river where the ratio of the speed of the stream to the downstream speed of the boat is 1:6. If it takes the boat a total of 20 hours ...
What is the speed of boat in still water?
Statement I: It takes the boat thrice as much time to row up than as to row down the same distance in ...
The speed of a boat in still water is 50% more than the speed of the stream such that the boat takes 3 hours to cover 81 km downstream. If the speed of ...
A boat goes 52 km in upstream in 4 hours and takes 3 hours to complete a distance of 15 km in downstream. Find the speed of boat in still water.
Speed of a boat in still water is 20 km/h while the speed of stream is ____ km/h. Total time taken by the boat to go 200 km upstream and 300 km downstre...
A boat goes 40 km in upstream in 5 hours and takes 3 hours to complete a distance of 18 km in downstream. Find the speed of boat in still water.
A boat can row to a place of 60km away and come back inÂ
Speed of boat is 10 km/hr. Speed of the stream is 20% less than speed of boat. Then find time taken by boat to go 54 km downstream?
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