Question
The average age of 20 girls is 54 years. If the age of
two more girls is added the average decreases by half a year. What is the sum of the age of new girls?Solution
Total age of 20 girls = 20 × 54 = 1080 years  If the age of two more girls is added the average decreases by half a year,  ∴ Total age of 22 girls = 53.5 × 22 = 1177  Now, sum of the age of new girls = 1177 – 1080 = 97 years
Which insecticidal compound primarily interferes with the axonal transmission, prolonging the closure of sodium gated channels in the nervous system?
This toxin is derived from Bacillus thuringiensis, alters the ion permeability of the midgut epithelia in insects, leading to gut paralysis and death:
………………….. is associated to achieve the goal of Sweet Revolution in country
Insects are classified into the phylum_______.Â
___________signifies the separation between the old exocuticle and the epidermis, creating a narrow space that aids in the molting process.
Which class of pesticides, known for their nerve poison properties and containing compounds like carbaryl, made a significant impact in the 1950s?
Which of the following is not matched correctly?Â
The process of estimating changes in insect distribution and abundance, providing information about their life history and the influence of biotic and a...
Chili leaf curl disease is spread by vector_________
Which of the following are the characteristic features of an Insect?Â
Relevant for Exams:
