Science quiz (Plant)

• Reproduction 


  It is a Biological process by which an organism reproduces an offspring that is biologically similar to the organism
• Asexual reproduction 


  It refers to the type of reproduction in which only a single organism gives rise to a new individual
• Sexual Reproduction 


  It is a type of reproduction that involves the production of an offspring by the fusion of male and female gametes
• Natural Vegetative propagation 


  This occurs plants grow and develop naturally without any human interference
• Artificial Vegetative propagation 


  This is a type of vegetative reproduction carried out by humans on the fields and laboratories
• Cutting 


  In this, a part of a plant specifically a stem or leaf is cut and planted in the soil
• Grafting 


  In this, the cutting from some other plant is attached to the stem of plant rooted in the ground
• Layering 


  In this, the stem of the plant is bent to the ground and covered with soil
• Tissue Culture 


  In this, The plant cells from different parts of a plant are cultured in the laboratory to develop a new plant
• Plants that reproduce sexually have sex parts wich we know as flowers
• Pollen with the female gamete, also known as ovules
• Flower


  is the reproductive part of a plant and where sexual reproduction takes place
• Pistil/Carpel

  The female reproductive part of a flower.
• Stigma 


  is the topmost part of a flower
• Style


  is the long tube which connects the stigma to the ovary
• Ovary


  Contains A lot of Ovules. It is the part of the plant where the seed formation takes place
• Stamen


  the male fertilizing organ of a flower, typically consisting of a pollen containing anther and a filament
• Anther 


  is a sac-like structure that produces and stores pollen
• Filament 


  Supports the anther
• in order to form a zygote, Male gametes in pollen grains have to fuse with the eggs in the ovule
• Self-Pollination


  A pollination where the pollen transfer takes place between the anther and stigma of the same flower or another flower on the same plant
• Cross-pollination 


  A pollination where the pollen transfer takes ace between the anther and the stigma of different flowers of the same plant or different plants of the same species