Layering is of two types - ground layering and air layering. Explain both these methods.

In the list of organisms given below, those that reproduce by the asexual method are:

(i) banana (ii) dog (iii) yeast (iv) Amoeba

Offspring formed by the asexual method of reproduction have greater similarity among themselves because

(i) asexual reproduction involves only one parent.

(ii) asexual reproduction does not involve gametes.

(iii) asexual reproduction occurs before sexual reproduction.

(iv) asexual reproduction occurs after sexual reproduction.