81. Which of the following is a method of plant breeding that involves selecting and propagating plants with desirable traits?
a) Hybridization
b) Self-pollination
c) Cloning
d) Selection breeding
82. Which of the following is a method of plant breeding that involves using radiation or chemicals to induce genetic changes in plants?
a) Hybridization
b) Self-pollination
c) Cloning
d) Mutation breeding
83. Which of the following is a method of plant propagation that involves growing new plants from cuttings or grafts?
a) Seed propagation
b) Cloning
c) Tissue culture
d) Budding
84. Which of the following is a method of plant propagation that involves growing new plants from small pieces of plant tissue in a laboratory?
a) Seed propagation
b) Cloning
c) Tissue culture
d) Budding
85. Which of the following is a method of plant propagation that involves attaching a bud from one plant onto the stem of another plant?
a) Seed propagation
b) Cloning
c) Tissue culture
d) Budding
