Pollution due to Burning of Fire Crackers
Deepawali is the time of functions. This is the time when we meet with our friends and relatives. The atmosphere of love and recreation remains all aRead More…
Search Results for: birds
The Danger of Extinction of Ten Lac Species during this Century
The biodiversity is diminishing fast in India and the World. We can remember many organisms that have been seen around us but are not being seen tRead More…
Determination of sex in living organisms
Determining male or female form of living organism through sexual reproduction is called as sex determination. Sex determination on a large scale is Read More…
Communities dependent on animals
Man has been keeping animals and depending on them for his livelihood since the origin of civilization. Washermen have been depending on donkeys sincRead More…
Human Attitudes to Animals
Humans have a complex relationship with animals. They use them for a variety of purposes. There are working animals, companion animals, animals used Read More…
Vertebrates and Their Key Characteristics
According to their physical make up, there are basically two types of animals- Vertebrates and invertebrates. Invertebrates are those animals that doRead More…
Sexual Reproduction in Animals
Great diversities are found in terms of sexual reproduction among animals. Let us see some examples. (i) In some unicellular animals like MonocystRead More…
Sexual Reproduction in Plants
Sex Organs of Plants Sex organs of plants are found inside flowers. A male reproductive organ is called as Androecium and a female sex organ is caRead More…
Characteristics of Animals
The term animal has its origin from the Latin word animalis which means one who has breath. This word is usually applied for the non-human membersRead More…
MCQ on Work as play for CTET
An activity which serves as one’s regular source of livelihood is called – (1). Life process &nbsRead More…