Question
Goblet cells-are not present in which part of
respiratory tract?Solution
Goblet cells are mucus-secreting cells found in many parts of the respiratory tract, such as the trachea and bronchi, to trap and clear particles. However, they are absent in the terminal bronchioles , which are smaller airways where gas exchange occurs, and no mucus secretion is needed.
Find the value of ‘x’ in the given expression:
(49/16)x × (64/343)x-1 = 4/7

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In a class of 70 students and 25 teachers, each student got gifts that were 20% of total number of students and each teacher got gifts that were 10% of ...
The speed of a car is 25% more than that of a bike. Both of them start from a same point. After travelling for 4 hours, the speed of the bike is increas...
- If (680 – 640 + 220) ÷ 12 + √2025 = x, then {(x/2) + 12} = ?
If x = 15, find x5 - 16x4 + 16x3 - 16x2 + 16x - 16 = ?
