Which of the following insects is useful for us?

It shows correct chronological order of the events occuring during callus culture

Callus → Cell division → Explant → Addition of cytokinin → Acquire meristematic property
Explant → Callus → Cell division → Addition of cytokinin → Cells acquire meristematic property
Explant → Cell division → Callus → Addition of cytokinin → Cells acquire meristematic property
Callus → Explant → Cell division → Addition of cytokinin → Cells acquire meristematic property

Hardening in tissue culture is

Solution

The acclimatisation of plant formed by tissue culture before growing in the field to make it strong to adapt in new environment.

In tissue culture roots can be induced by

A cybrid is a hybrid carrying

Piece of sterile plant tissue to be used for tissue culture under aseptic condition is

A man made allopolyploid cereal crop is

Solution

Allopolyploid means a mixture of two different genetic forms. Intergeneric hybridization of cereal crops, i.e.,Secale cereale and Triticum aestivum forms Triticale(man made).

Pure line breed refers to

The dwarf varieties of wheat brought from Mexico into India where

Solution

Sonora-64 and Lerma Rojo-64 is dwarf variety of wheat,which were brought to India, modified through mutations and integrated to Indian Agriculture.

Outbreeding leads to reduction in

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