Answer:
Green revolution refers to the introduction of High yielding variety (HYV) of seeds and increased use of fertilizer and irrigation methods. It took place during the 1960s especially 1965onwards. It was aimed at providing increase in production to make India self-sufficient in food grains.
Explanation:
The four lobes in the brain include the frontal, the parietal, the occipital, and the temporal.
<h3>Three
tools Oceanographers use</h3>
<h3>
Functions of the
tools.</h3>
- Thermometer helps to measure the temperature of the ocean. Temperature usually varies according to the season.
- Radar helps to measure ocean currents and and it works under any type of weather condition.
- Sonar is an instrument used to accurately measure the ocean depths through the use of sound waves.
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The whales tail which is called fluke are used for swimming and also used when they stick their tail out of the water into the air, swing it around, and the slap it on the water's surface.
