- The virus of AIDS is called HIV (Human Immunodeficiency Virus).
- ECG or EKG is diagnostic toll that is routinely used to assess the electrical and muscular functions of heart.
- ECG or EKG stands for Electrocardiogram.
- MRI stands for “Magnetic Resonance Imaging”.
- CT scans are frequently used to evaluate the brain, neck, spine, chest, abdomen and pelvis.
- The “World Population Day” is observed annually on 11th
- Demography (study of population) is a Greek word meaning “Description of people”.
- Removing natural resources and adding to environmental problems through pollution are major factors in a process is called Environmental degradation.
- Greenhouse effect is responsible for melting of glaciers, rising sea level and dramatic climate change.
- The changes in population take place primarily due to the change in death.