Points to
remember
* Human beings
directly or indirectly depend on plants for food, clothes and shelter.
* The branch of
science which deals with the relationship between plants and human beings and
the economical usages of plants is called economic botany.
* Plants are the
main sources of food for human. The plants which give food to us are called
food plants.
* Pulses are the
edible seeds of plants in the legume family.
* Spices are the
aromatic parts of tropical plants traditionally used to flavour food.
* Some chemcial
compounds in the some plants act against insects, fungi and certain germs. They
are called medicinal plants
* Plants are
classified into Textile Fibres, Cordage Fibres and Filling Fibres based on
usage.
* Timber yielding
plants are classified as hard wood and soft wood depending on their strength
and structure.
* Plants grown for
decorative purposes are called as ornamental plants.
* When the
interrelationship between animals and plants are affected, our economy is also
affected.
Kill or Cure?
ICT Corner
Through this activity
you will be able to le about medicinal properties
of plants.
Step 1: Type the following URL in the browser. ‘Kill or Cure?' activity page
will open.
Step 2: Click the ' PLAY ' button then ' START ' button given in the activity
window to start the activity.
Step 3: A small Figure of a Doctor will asking for a medicine/ drug by giving
some clue.
Step 4: Click and Select the correct plant given at the bottom , from which the
drug is extracted. For more information about the drug click the ' i ' icon at
the top right of the activity window. Repeat the process to answer all the
questions.
kill or cure URL:
http://www.rigb.org/education/games/natural-world/kill-or-cure
*Pictures are indicative only
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