Questions

Deep sea animals cannot produce food as there is no light. They have to depend upon the fall out of organic debirs raining down on them from surface layers. Hence they are detritivores.

Business cycles are identified as having four distinct phases:

1. Expansion,

2. Peak,

3. Contraction, and

4. Trough.

Expansion is the phase of the business cycle when the economy moves from a trough to a peak. It is a period when the level of business activity surges and gross domestic product (GDP) expands until it reaches a peak. A period of expansion is also known as an economic recovery.

An expansion is characterized by increasing employment, economic growth, and upward pressure on prices.

The left atrium is the upper left chamber of the heart that receives blood from the pulmonary veins.

The heart is responsible for circulating blood throughout the body. The heart is divided into four chambers. The upper chamber is known as the atrium while the lower chamber is referred to as the ventricle.

Jagdambika Pal was the Ex - Chief Minister of Uttar Pradesh only for one day i.e, on 21 Feb to 22 Feb in the year 1997.

Indira Gandhi became the first woman to receive the Bharat Ratna award in 1971.

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