Topics from April 2021 What are Plankton and its types? Posted by Keshav Jain on Friday, April 30. 2021 How do salmon find their way from the ocean back to the rivers where they were born? Posted by Keshav Jain on Monday, April 19. 2021 Why does the sea have waves? Posted by Keshav Jain on Monday, April 19. 2021 Why are sea shells found high up in the Himalayas? Posted by Keshav Jain on Friday, April 16. 2021 Why do whales breathe on the surface? Posted by Keshav Jain on Wednesday, April 14. 2021 How do deep-sea fish produce light? Posted by Keshav Jain on Wednesday, April 14. 2021