Which one of the following is the science which deals with the study of home of crops?
Crop ecology is the science that deals with the study of the home of crops. It focuses specifically on the interactions between crops and their environment, including factors such as climate, soil, pests, and other ecological components.
Ratio of speeds of ‘A’ and ‘B’ is 6:7, respectively. If they participate in a 140-metre race and ‘B’ gives ‘A’, a head start of ‘m’ ...
Average speed of ‘A’ during a 40-hour journey is 36 km/h. If he covered the first 160 km of his journey at a speed of 20 km/h, then find the speed a...
A and B are travelling towards each other with a speed of 70 km/hr and 80 km/hr. If they started at same time and A covered 30 km less distance than B b...
Suniti goes to gym at a speed of 3 km/hr and returns back at a speed of 5 km/hr. If she takes 8 hrs in all. Find the distance between her home and gym.
The speed of a bike increases by 4 km/hr after every 1 hour. If the distance travelled by the bike in 1st hour is 27 km, the find the total distance tra...
500 metres long train crosses a man who is moving in the same direction with a certain speed, in 50 seconds. If the same train can cross a tree in 20 se...
A man travels some distance at a speed of 16 km/hr and returns at a speed of 12 km/hr. If the total time taken by him is 2 hrs 20 min, the distance is
A boy goes to his school at 1/6th of the speed at which he returns from his school. Average speed during the whole trip (i.e. one round) is 24 km/h. Wha...
Two person A and B started from same place and in same direction with speed of 48km/hr and 40km/hr respectively .The speed of person B increased by &fra...
A boy can swim a certain distance downstream in 5 hours and return in 7 hours. If the rate of stream is 4 kmph then what is the speed of boy in still wa...
