Rotterdam of the Netherlands is largely famous for ______.

To a perpendicular to the plane of the ecliptic, the Earth's axis of rotation makes an angle of $23\frac{1°}{2}$. If this angle is zero degrees then which of the following would be the result?

The luxuriant growth of natural vegetation in the tropical rainforests is due to which of the following?
$1$. Fertile soil.
$2$. The hot and wet climate throughout the year.
$3$. Intense sunlight for photosynthesis.
$4$. Seasonal change to facilitate nutrient absorption.

Match the following

Match the following