Refer the given figure showing some aquatic plants.
Select the correct option regarding the labelled plants 'L', 'M' and 'N'.
(a) Plant 'L' - Their leaves are narrow and thin so that they can bend in flowing water.
(b) Plant 'N' - The stomata are on the top of the leaf surface so that the water does not block them.
(c) Plant 'M' - Their leaves are spongy as they have air in them.
(d) All of these.
Fill in the blanks with the most appropriate option. Although a number of objects, such as kites, birds, aeroplanes move in space, their shadows are not seen on the Earth. This is due to the reason that the _(i)_ , the region of complete _(ii)_ is not able to reach the Earth. The region of partial _(iii)_ , that is the _(iv)_ reaching the Earth is too large and too faint to be visible to us.
Read the given statements and mark the correct option.
Statement 1 :One complete to and fro motion of a clock's pendulum takes one second.
Statement 2 :Anything that occurs or appears at regular intervals can help us to measure time.
ABoth statement 1 and statement 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statement 1 and statement 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true but statement 2 is false.
DStatement 1 is false but statement 2 is true.
How is it b?