Importance of forests and Wildlife
Forests and wildlife are integral part of environment. Forests control climate, soil erosion and wildlife. They cause rains.
Forests and wildlife are integral part of environment. Forests control climate, soil erosion and wildlife. They cause rains.
Deoxyribose Nucleic acid is the basis of heredity. It forms chromosomes and chromosomes contain gene. Genes are physical units of inheritance of parental traits.
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.
ASSESSMENT: NCERT QUESTIONS WITH ANSWERS
The reflex action is an involuntary action which goes on automatically. We don’t have any control on this type of action. Walking, on the other hand is a voluntary action which can be controlled and modified by us.
Control and Coordination in animals are performed by the activities of different types of chemical substances. These chemical substances are known as Animal Hormones.
Mode of nutrition through which an organism depends on other organisms for food due to its inability to synthesise food is called as heterotrophic nutrition.
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 members of the Kingdom Animalia in animal taxonomy.
What is the importance of DNA copying in reproduction?
By this first week of December, paddy is coming home from fields in most of the states of India. In spite of claims of Government’s preparations on ground levels are still incomplete. Agencies have been reported to interfere in the process. They are pretending that they are unwilling to purchase rice due to more than 17% moisture in grains
As environment is common heritage and property of all nations of the world, the science of environment should also combine relevant matter so as to promote the value and necessities of local, national and international co-operation in the prevention and solution of environmental problems across the globe.
A habitat is the natural home or environment of an animal, plant, or other organism.
Conservation of species in their natural habitats- in areas where they occur under normal conditions is called in-situ conservation.
This type of conservation strategy protects the entire area. Such an area is protected and maintained to conserve all the known or unknown species inhabiting it.
In this type of conservation, species are not isolated or provided with health care, food, or mating facilities. Only factors detrimental to species’ existence and development are eliminated in this conservation strategy. Human interference, such as hunting, cutting down trees, collecting firewood, etc., is completely banned in such areas.











