Page 261 - IELTS Preparation Grammar and Vocab
P. 261

Science and technology


                      Discovery, solutions






           Discovery

        En   Which three of these inventions or discoveries do you think are the most important? Put a (/).

        radio 	                     television 	                   the telephone
                                                  electricity
        the personal computer  	                  nuclear energy
                                    the Internet 	 the microchip
        the aeroplane  	                          birth control
                                    penicillin
                                                                   sanitation
        the internal combustion engine
             CII91   Listen to three people talking about the most important discoveries and inventions.
        Answer these questions for each speaker.
          What does each speaker choose?
        1 	                                 2   What are the reasons for these choices?
          Speaker 1
                                               Speaker 1
          Speaker 2
                                               Speaker 2
          Speaker 3
                                               Speaker 3
       En DE   Listen again and complete the sentences with words used by the speakers.
          Without electric lighting many
                                            would have been more difficult.
        1
        2 	                      depend on electricity.
          Many parts of
          The discovery of penicillin saved
        3
        4 	                                      in the developed world.
          Antibiotics have increased the average
       5 	Microchips are the brain, heart and
                                               of digital devices.
       6 	                                          than in any other period.
          Since the early 1970s there have been more
        1.4   Match the branch of science (1-10) with the words lists (a—j).
       1  anatomy                       a   carnivore; invertebrate; mammal; prey; venom
       2  anthropology                  b   biodiversity; extinction; habitat; pollution; species
       3  archaeology                   c   asteroid; comet; galaxy; nebula; orbit
       4  astronomy                     d   aftershock; earthquake; magma; tremor; volcano
       5  ecology                       e   culture; custom; taboo; tribe; warfare
       6  genetics                     I joint; muscle; organ; spine; vein
       7  meteorology                      atmosphere; humidity; hurricane; pressure; temperature
       8  psychology                   h   chromosome; heredity; mutation; organism; variation
       9  seismology                   i  ancestor bone; dig remains; settlement
       10  zoology                         behaviour instinct; intelligence; memory; mind

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