Question
Duckweeds, Water hyacinths and Water ferns belong to
which category of plants?Solution
Duckweeds, Water hyacinths and Water ferns are floating hydrophytes. Plants of this category float on the surface of the water. Leaves act as a major organ for swimming, in which large airspace and stomata are found.
(0.64)Â -2.5Â = ?
A university has Y students. 40% study science, 35% study arts, and the rest study commerce. In an exam, 25% of science students, 20% of arts students, ...
If Seema had run at a speed of 14 km/hr instead of 7 km/hr, she would have covered 20 km more distance. What would have been the actual distance cover...
P earns Rs. 12,000 per month. He spends 40% of his income on rent, 25% of the remaining amount on food, and saves the rest. Q sav...
In the figure, ABCD is a cyclic quadrilateral with O as center of the circle If ∠BOC = 136°, find ∠OBC.
Find the maximum value of the function f(x) = x³ – 3x² – 9x + 20.
A boat can travel 30 km downstream in 2 hours and return upstream in 3 hours. What is the speed of the boat in still water?
The main folder on a storage device is known as
In what time will Rs. 25000 amount to Rs. 26530.20 @ 4% compound interest payable half-yearly?Â
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