Which are air pollutants ?

Isobars are the lines connecting the places having same :

Dalton's atomic theory states that the smallest particle which can exist independently is :

Savannah Grasslands with tall trees are mainly found in :

The major photochemical oxidant is :

The distance between consecutive longitudes at the poles is :

The phases of the moon are partially the result of the :

The use of antibiotic is a very effective way of killing disease causing bacteria. Sometimes people don't finish all of their pills. This can result in :

Rotation of Earth is from :

The Pakistani population receives the largest dose of ionizing radiation from :

Earth's crust have the abundant reserves of :

Which is the example of warm blooded animals ?

Slate, diamond and marble are  _______  rocks.

All are particulate pollutants except :

Lines drawn parallel to the equator are called :

The ocean cover approximately  ______  of Earth's surface.

Which material accounts for the greatest percentage of the weight of solid waste ?

Which of the following may be said to be the most harmful radiation emitted by the sun ?

The international Date Line passes through :

Protons are :