What do you understand by gm crops? agriculture

Which feature of a map shows the relationship between a distance on a map and that distance on earth? key scale grid system compass rose

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted

Less developed nations have low literacy rates. true or false