Analyst Questions

Australia Day is observed on January 26 every year since 1788.

O- blood group is called universal donor. AB+ is called as universal acceptor.

Auto-immune disease :: Sometimes, due to genetic and other unknown reasons, the body attack self-cells. This results in damage to the body and is called auto-immune disease.

From the options,

-> Rheumatoid arthritis is an autoimmune disorder in which antibodies are produced against the synovial membrane and cartilage.

-> Vitiligo causes white patches on skin also characterised as autoimmune disorder.

-> Psoriasis is a skin disease that causes itchy or sore patches of thick red skin and is also autoimmune.

-> Alzheimer's disease is a chronic neurodegenerative disease. Alzheimer's disease is due to deficiency of neurotransmitter acetylcholine.

Hence, Alzheimer's is not the auto-immune disease.

The Flynn Effect refers to the observed rise in IQ scores over time, resulting in norms obsolescence.

Longitude is the measurement east or west of the prime meridian.

Longitude is measured by imaginary lines that run around the Earth vertically (up and down) and meet at the North and South Poles. These lines are known as meridians.

The amplitude of a wave is a measure of the displacement of the wave from its rest position i.e, half the distance from its highest point to its lowest point.

Amplitude is proportional to the energy of a wave.