Question
Among the 720 employees in the office, 30% engage
exclusively in playing cricket, and 40% participate in both cricket and chess. If 20% of the employees don't play any games, determine the number of employees who play only chess.Solution
ATQ,  Number of employees who play cricket only = 720 × 0.3 = 216  Number of employees who play cricket and chess both = 720 × 0.4 = 288  Number of employees who don’t play any game = 720 × 0.2 = 144  Number of employees who play chess only = 720 – 216 – 288 – 144 = 72
Pebrine disease of silkworm is caused by
Tassar silk is majorly grown in
The silk fibres are held together in cocoon by a substance known as
This toxin is derived from Bacillus thuringiensis, alters the ion permeability of the midgut epithelia in insects, leading to gut paralysis and death:
The type of glands associated with the insect's head appendages is primarily responsible for silk production in certain insect larvae is
Which of the following is true about the immature scale insects?
Pebrine disease of silkworm is caused by
The silkworm larva ceases to eat and begins spinning silk all over its body from ____
The type of antennae found in Honeybee are………………
“Clipping” the tips of the rice seedling before transplanting reduces the infestation of __________
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