The adverse effect of host plant on the insect due to the presence of some toxic substances or absence of required nutritional components is referred as:
Antibiosis refers to the adverse effect of host plant on the insect due to the presence of some toxic substances or absence of required nutritional components. Such plants are said to exhibit antibiosis and hence do not suffer as much damage as normal plants.
A man travels a certain distance at 12 km/h and returns to the starting point at 9 km/h. The total time taken by him for the entire journey 2 (1/3) hour...
Ajay and Vishal left the place ‘X’ with different speeds which are in the ratio 4:3 respectively. Ajay left the place 36 seconds after Vishal. If af...
Traveling from point 'I' to point 'J' takes 9 hours less at a speed of 72 km/h compared to traveling at 36 km/h. If 70% of the distance is traveled at 6...
Speed of the stream is 15 km/h and speed of boat in still water is 24 km/h. A boat takes a total of 38 hours for travelling downstream from Point M to P...
A train is travelling at the rate of 36 km/hr. How many seconds it will take to cover a distance of 4/5 km?
How many km per hour does a man walk who passes through a street 1400 m long in 12 minutes?
Average speed of ‘A’ during a 24-hour journey is 30 km/h. If he covered the first 140 km of his journey at a speed of 10 km/h, then find the speed a...
A man covered a distance of 240 km in 4 hours on a bike. How much distance will he cover on a bicycle in 8 hours if he rides the bicycle at one-tenth th...
Vicky and Vikram start running simultaneously around a rectangular track of length 1500m from the same point at speeds of 50 km/hr and 40 km/hr. When wi...
If a person walks 25% more than of his usual speed, reaches his distance 90 minutes before. If the destination is 495 km away, then the usual speed of a...
