Question

Name two conditions where hand picking is preferred as a method of separation.

Answer 1

Before cooking rice , rice seeds are seperated by handpicking
To take something you need in group of matter

Answer 2

Answer:

Here you go:

Explanation:

Hand picking is preferred when:  

(a) the quantity of the mixture is small

(b) the unwanted substance is present in large quantities

(c) the unwanted substance can dissolve

(d) the size or color of the unwanted substance is the same as the useful one

Mark me as brainliest please!