How ants identify sweets kept in a tin ?

Ants which usually go in a line reach sweet kept in tin. This is an example of ________

In the sweet bowl if there are 16 yellow sweets. How many total sweets are in the bowl ?

A bag of sweets contain yellow and green sweets. For every 2 yellow sweets, there are 6 green sweets. Complete this table based on the above information. Now answer these questions. In the sweet bowl if there are 16 yellow sweets. How many total sweets are in the bowl?

How can you identify the animal is viviparous or oviparous?

How can you identify the type of fabric?

How can we identify that crop is infected by fungi ?

How can you identify the waste materials in blood ?

How can you identify the corrosion of metals?

How do you identify the Jaw bone ?