Question

What is the most familiar type of asexual reproduction in plants and what does this entail? HTML Editor lấy BIU A AIXE313 x' x, BEDEN VE V D1 12pt Paragra o i

Answer 1

Answer 1- The most common type of asexual reproduction is the vegetative reproduction. It includes cutting, grafting, budding, layering and sectioning of roots, tubers, bulbs.

It's major significance is that the new plants contain the genetic material of only one parent, so they are essentially the clones of the parent plant.

Answer 2- d) rhizomes

Reason- Rhizome is a horizontal underground plant stem which is capable of producing the shoot and roots of a new plant. It is also known as creeping rootstalk. They are used to store food that enables the plants to survive in unfavourable conditions.

Answer 4- b) self fertilization

Reason- Self-fertilization is also known as Autogamy. It is the fusion of two gametes that come from same individual. It occurs by self pollination.

Answer 7-

Small ovule: meiosis and egg production occurs within this.

Embryo: what the fertilized egg will develops into.

Fruit: the ovaries matures in this while seeds are still maturing.

Ovary: the enlarged lower part of pistil.

Stigma: a flat, broad structure on the upper surface of style that receives pollen grains.

Answer 8- e) pollen tube

Reason- The stigma receive pollens during the pollination. Then the pollen left on stigma starts to germinate, to grow pollen tube toward the egg cell. Pollen tubes are the pathways for sperm to reach the egg.

Answer 9- b) petals

Reason- all of the petals of a flower are called corolla.