The main constituent of hemoglobin is___________?

Red blood corpuscles are formed in the____________?

Milk contains water

One of the following is a water soluble vitamin?

Equator passes through one of these countries___________?

The deepest place on earth is ____________?

The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called ___________?

For a fixed mass of gas at constant temperature, if we decrease volume, the pressure will _________?

Diamond is an allotropic form of_______?

An instrument to detect the purity of milk is____________?

Bats can also fly in dark because they are capable of taking the help of _________?

The lifespan of White Blood Cells is __________ day(s)?

Ozone layer prevents ______________ radiation from entering the atmosphere?

Yeast is used in making bread because it produces____________?

The beautiful color patterns exhibited by a peacock in its tail feathers are due to ?

Sodium carbonate is produced by____________?

The Beta particles are fast moving___________?

Which of the following is most elastic?

Scalding with steam is more severe than scalding by boiling water because_______?

Total volume of blood in a normal adult human being is

An area of microbiology that is concerned with the occurrence of disease in human population is?

The SI unit of Heat is________?

When a person enters a dark room from bright light he is not able to see clearly for a little while because the?

A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to__________?

The Continent Antarctica lies at the__________?

The severity of 2005 earthquake in Pakistan on Richter scale was ?