The early man started his life as an individual. Gradually he came in contact with his fellows and he started developing a social life. At any period of human life it is hard to understand that a man ever remained in isolation. Thus this hypothesis does not cover the whole thing.
Ginger is one of the most commonly consumed condiments in the world. It is botanically known as Zingiber officinalis and…
Ozone absorbs ultraviolet radiations so that much of it is never allowed to reach to the earth surface. The protective umbrella of ozone layer in the stratosphere protects the earth from harmful ultraviolet radiations. Ozone plays an important role in the biology and climatology on the earth’s environment. It filters out all the radiations that remain below 3000Å. Radiations below this wavelength are biologically harmful. Hence any depletion of ozone layer is sure to exert catastrophic impacts on life in the biosphere.
In early society, girls were restricted from play. They were restricted inside homes. This was something to do with our social conditions and traditions. But, girls are being given more rights today than they had earlier.
Bhindi in Hindi and Okra in English has been an integral part of the Indian vegetable since very long.
When both the ovaries are fully mature, they alternatively produce ova at the interval of 28 days. Release of ovum into the uterus through the fallopian tube is called as ovulation.
The total area where living beings are found is called as biosphere. It can be divided into many small independent units called as Ecosystem. In fact, the unit of biosphere which incorporates many types of microorganisms, plants and animals, physical factors like soil, water, air etc. interacting among themselves is called as ecosystem
The engineer couple of Chandigarh, Punjab has established a biogas plant in Barsana. From this plant about 300 unit electricity is generated per day. It is through this electricity that fourteen tube wells are run in the Goshalas.
A population is a group of individuals of a particular species occupying a particular area at a specific time.
Everyone wishes to increase his body immunity in the current fearful period of corona. Earlier, very few talked about immunity and no- one probably ever talked to make efforts for increasing it.
Two organisms- male and female are essential for sexual reproduction. Now let us study some basic methods of reproduction in single organisms.
