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ATQ, Time taken to meet for the first time = 4500 ÷ (5 + 7) = 375 seconds So, time taken to meet for 10th time = 375 × 10 = 3750 seconds So, distance covered by 'A' in 3750 seconds = 3750 × 5 = 18750 metres And distance covered by 'B' in 3750 seconds = 3750 × 7 = 26250 metres So, required difference = 26250 - 18750 = 7500 metres
The Bt toxin in Bt crops kills insects by:
The Competitive Exclusion Principle states that:
Which vitamin is essential for blood coagulation?
Which plants have root nodules?
What is the name of the dividing tissue in plants?
Respiration occurs in which part of the cell?
Nyctalopia, or night blindness, is caused by a deficiency in which vitamin?
Which of the following statements about antibodies is correct?
A rear-view mirror for driving is –
The wilting of plants occurs due to: