The importance of stone tools, circa 2.5 million years ago, is considered fundamental in ………….development in the hypothesis.

Related MCQs

• During …………………period, polished stone tools were made from a variety of hard rocks such as flint, jade, jadeite and greenstone.
• A computer with CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as
• In…………, the British Library absorbed the National Sound Archive, which holds many sound and video recordings, with over a million discs and thousands of tapes.
• The later Stone Age, during which the rudiments of agricultural technology were developed, is called…………………...
• Though the ………….. civilization had no metallurgy or wheel technology, they developed complex writing and astrological systems, and created sculptural works in stone and flint.
• A computational study od Indus Script conducted by a joint Indo-US team led by Rajesh P N Rao of the University of ………………….., consisting of Iravatham Mahadevan and others from the Tata Institute of Fundamental Research and the Institute of Mathematical Sciences, was published in April 2009 in Science.
• …………..built the Z4, a relay computer with a mechanical memory of unique design, during the war years in Berlin.
• Internet’s initial development was supported by
• The ……………is a major contributor to the development of new technology in many ways.
• ………….differentiates between five stages of human development: In the first, people use energy of their own muscles.In the second, they use energy of domesticated animals’.In the third; they use the energy of plants (agricultural revolution). In the fourth, they learn to use theenergy of natural resources: coal, oil, gas. In the fifth, they harness nuclear energy.