Kalmegh: The Drug for All Ailments
Kirata, Kalmegh or Chiraita is a wild herb with bitter taste. It grows in the wild in forests, wastelands, and along roadsides. It is popularly known as the king of bitters.
Kirata
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Hunger, Famine, and Nutritional Deficiency Diseases
People who suffer from hunger remain undernourished. They don’t get enough food to eat. As such they don’t get energy, they need to live active lives. Undernourished persons remain unable to study, work or otherwise perform physical and mental activities. This condition is especially hard for women and children. Continuous hunger weakens the immune system and makes them vulnerable to diseases and infections. Mothers who suffer continuous hunger often give birth to underweight and weak babies, and they face increased risk of death.
Natural Resources and Their Types
Natural resources constitute both living and non-living resources. Non-living resources are renewable and non-renewable.
Animal Hormones and Their Secretion
Control and Coordination in animals are performed by the activities of different types of chemical substances. These chemical substances are known as Animal Hormones.
Cuscuta- the Plant Parasite
Cuscuta is found throughout the temperate and tropical regions of the world. It has great species diversity in subtropical and tropical regions of the world. It has many folk names like wizard net, devil’s hair, goldthread, hair weed, love wine; strangle weed, angel’s hair, and witch’s hair.
Exotic and Introduced Plants
Some propagules or seeds incidentally travel long distances and reach to other county. There they germinate and produce new plants.
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 for scientific research, and animals used for food and byproducts.
Impulses and their conduction
The information received by a receptor at the end of a dendrite sets of a chemical reaction that creates an electric impulse.
The Wise Owl: Let’s Protect Owl
Most of us have seen owls in our surroundings. Owls are hard to be seen in natural settings because they usually remain active during nights only.
Population Control
Through different means – natural and unnatural the process of keeping in a limit the growth of population is called as Population Control. It is essential for the welfare of human families. This is the reason why its name has been changed to the Family Welfare.
Questions and answers on Heredity/Bio- X
1. Trait-A exists in 10% of a population of an asexually reproducing species and trait-B in 60%of the same population….
