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(i) Ants have antennae which they use to smell, touch, feel and communicate with other ants. With the help of these special senses the ant came to know that the other ants were not from its group. (ii ...

NCERT New Mathematics Textbook 2025: The National Council of Education, Research and Training (NCERT) has introduced a new Mathematics textbook for Class 5 based on the National Education Policy (NEP) ...