Lesson 4 – Germination and seed dispersal

Done byMon Mon Phyo17640082EDP 273 Assessment 3

What is germination?When a seed starts to grow, it is called germination.

Seeds and germination, n.d.

The seed coat protects the seeds.The embryo consists of young root and shoot.Food store has food for the young plant.

The stages of germination• When the seeds get enough water and warmth, it starts to swell up.• The primary root and the young shoot come out.• It grows into a plant.

Smith, May 11, 2009

Look at these two plant pots.

Getty impages, n.d. http://www.gettyimages.com/detail/photo/nasturtium-seedlings-showing-unhealthy-high-res-stock-photography/110056122

It is not good to the seeds to grow all in one place.Nature has its own solution.The seeds move from one place to another.It is called seed dispersal.

Seed dispersal --- The great escapeNaturalistioutreach, May 20, 2012

Animals – Some animals eat the fruits and release the seeds in their droppings.

http://www.78stepshealth.us/flowering-plants/fruit-and-seed-dispersal.html

Animals – Some seeds have hooks and they stick to animal’s body and move to another place.

http://www.78stepshealth.us/flowering-plants/fruit-and-seed-dispersal.html

Wind – The wind makes the seeds move from one place to another

http://www.78stepshealth.us/flowering-plants/fruit-and-seed-dispersal.html

Water – water helps the seeds move form one place to anther

http://www.78stepshealth.us/flowering-plants/fruit-and-seed-dispersal.html

Mechanical – some seeds burst open themselves.

http://www.78stepshealth.us/flowering-plants/fruit-and-seed-dispersal.html

Seed song- how sees move – seed dispersal Mr. R’s songs for teaching, Oct 16, 2015.

ReferencesNaturalistoutreach. (May 20, 2012). Seed dispersal – The great escape. [Video]. Retrieved

from https://www.youtube.com/watch?v=xY4JFOSuqvY

Mr. R’s songs for teaching. (Oct 16, 2015). Seed song – how seeds move – seed dispersal.

[Video]. Retrieved from https://www.youtube.com/watch?v=3CCOWHa-qfc

Peterson, C. (September 16, 2013). Seeds on the move – seeds dispersal for kids.

Retrieved from http://www.kidsdiscover.com/parentresources/seed-dispersal/

Seeds and germination. (n.d.). BBC. Retrieved from

http://www.bbc.co.uk/bitesize/standard/biology/world_of_plants/growing_plants/revision/2/

Smith, M.B. (May 11, 2009). Chapter 24 lecture- seeds. Retrieved from

http://www.slideshare.net/elmochem/chapter-24-lecture-seeds