Question

Please tell fast. No spamming allowed . now only because urgent......​

Answer 1

Answer:

Though the reason for the decline is not known, through excavations it is clear that the fall of the Harappan Civilization occurred between 1800 BC to 1700 BC.

The neighboring desert encroached on the fertile area and made it infertile. Aryan invaders killed people and destroyed the Indus Valley Civilization.

They were skilled fighters, so their attack might have led to the destruction of the Harappan Civilization.

Answer 2

Answer:

ribsomes is a protein of factory where as rough er do not contain ribsomes it and chloroplast helps in photosynthesis whereas smooth we contains ribsomes and Golgi is consist of citernae and vesciles and mitochondria also consist ribosomes