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The improper handling and transfer of the solid wastes results in various health and environmental hazards, such as:
1. Spoilage of landscape:
Municipal wastes heap up on roads due to improper disposal system. Every year, several tons of solid waste is dumped along the high ways and other places, thereby spoiling the landscape.
2. Health hazards:
Heaps of domestic and industrial wastes are dumped on vacant and unused land in residential areas which causes unhygienic conditions and ultimately results into outbreak of diseases like cholera, gastroenteritis, malaria, dengue etc.
3. Effect on soil:
Many wastes may spread on the soil and change physio-chemical and biological characteristics of the soil. It adversely affects the fertility of the soil.
4. Effects on terrestrial and aquatic life:
Urban and industrial wastes often contain a variety of toxic chemicals. Such chemicals may enter into the food-chain and effect both terrestrial and aquatic organisms.
If a plant of genotype A/a is selfed, and numerous offsprings are scored, what proportion of the progeny is expected to have homozygous genotypes?
As bone looses width, height, volume, the attached gingiva gradually decreases and is prone to abrasions caused by the overlying prosthesis. In addition high muscle attachments and
STRUCTUR E OF SPERMATOZOAN Structure of sperm is divided into 3 parts - (1) Head (2) Middle piece (3) Tail 1 . HEAD
have any picture this expiriment at record?
An increase in the calcium conductance of all sarcoplasmic reticulum membranes of a skeletal muscle with no external forces on it leads to A. increased binding of calcium ions
Which of the following groups is NOT ionizable? Select one: a. Guanidinium b. Imidazole c. Phosphoryl d. Amine e. Aldehyde
What is difference between self pollination and cross pollination? Which of the two modes of pollination contributes more to the plant diversity? Self pollination take places w
The NYQUIST LIIMIT-It is a sampling phenomenon, which limits the maximum fiequemcy shift measurement to one half of the sampling frequency (PRF). By its nature, pulse wave
How did the first fermenting autotrophs appeared? What about the first aerobic beings? A heterotrophic hypothesis asserts that the first living beings were the fermenting heter
How do antibody-based tests detect how HIV infection works? After the infection by the HIV the immune system starts the production of antibodies (primary immune response) again
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