Which is the example of insect juvenile hormone?
Methoprene is an insect growth regulator (IGR) used against a variety of insects including horn flies, mosquitoes, beetles, tobacco moths, sciarid flies, fleas (eggs and larvae), fire ants, pharoah ants, midge flies and Indian meal moths. It is a juvenile hormone (JH) analog which acts as a growth regulator when used as an insecticide.
The speed of a boat downstream is 20% more than the speed of the boat in still water. If the boat can travel 1280 km upstream in 16 hours, then find the...
Ratio of speed of boat in downstream and speed of stream is 7:3, if speed of current is 9 km/hr, then find distance travelled (in km) upstream in 6 hours.
A man can row at 2 kmph in still water. If the velocity of current is 1 kmph and it takes him 4 hour to row to a place and come back, how far is the place?
The speed of current is 5 km/h. What will be the respective downstream speed and upstream speed of a boy rowing a boat, if half of the distance covered ...
A boat can cover 84 km upstream and 252 km downstream in 14 hours. Speed of the stream is how much less than the speed of the boat in still water if the...
(√3364+ √484) – √2916÷ √1296 × √36 ÷ √64 = ?
The speed of the stream is 11 km/h. Boat ‘A’ covers 84 km distance against the stream in 6 hours and boat ‘B’ covers 90 km distance against the ...
Motor boat covers a certain distance downstream in a river in 20 hours. It covers the same distance upstream in 30 hours. If the speed of the water is ...
A boat running downstream covers a distance of 24 km in 3 hrs while it covers the same distance upstream in 6 hrs. Then speed of the boat in still water is
A boat takes 5 hours to cover 190 km upstream and 8 hours to cover 416 km downstream. Find the time taken by the boat to cover 528 km upstream and 540 k...
