Let speed of stream be 5x km/h. And speed of boat in still water = 5x × (160/100) = 8x Let the distance be ‘d’ km. => d/(5x + 8x) + d/(8x – 5x) = 32 => 16d/39x = 32 => d = 78x Required time = 79x/8x = 9(3/4) hours
The component of the insect's body wall primarily functions as a multifaceted shield, offering protection against physical injury, water loss, and the e...
Tassar silk is also known as
Tassar silk is majorly grown in
Which of the following pair is not correct?
Insects belong to the phylum_____
Which of the following insects is the carrier of grassy stunt pathogenic virus?
Which of the following statements is true about Entomology?
“Clipping” the tips of the rice seedling before transplanting reduces the infestation of __________
This leg type is observed in insects like the praying mantis, featuring spiny femurs and tibiae that interlock to form a gripping mechanism
Drones are