Class 4 Notes Science For PEF School

Class 4 Notes Science For PEF School
 Class 4th Notes For Ch 1 Science For Punjab Education Foundation SchoolCH NO. 1 (CHARACTERISTICS & LIFE PROCESS OF ORGANISMS)Science 4th1.   Which statement is correct for all the vertebrates: (a) have fur (b) have more than four legs (c) have backbone (d) can fly in air ...
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