2. Learning objectives:
1. To be able to identify the
phenomena of Nutrition.
2. To be able to understand the
mode of nutrition in green plants
3. age:
at is this season?
cher makes a note of the importance of monsoon season that is rainfal
dents collect the information about the average rainfall of monsoon o
the past 3 years.
What is this season?
Teacher makes a note of the importance of monsoon season that
is rainfall.
Students collect the information about the average rainfall of monsoon
of their locality for the past 3 years.
Engage:
What is this season?
Teacher makes a note of the importance of monsoon season that is rainfall.
Students collect the information about the average rainfall of monsoon of their local
for the past 3 years.
4. Students find the importance of rainfall for cultivation
plants need water to prepare their food
5. Students make a table of observations of this activity.
Observation of two potted plants one with proper
supply of water and other without watering for few days.
6. Thus pupils come to know plants prepare their own food with the help of CO2, water, Chlorophyll in
the presence of sunlight .
Explore:
What do we need to grow? - Discussion
Do plants also need anything to grow?
Let us watch these videos and make a note:
http://www.youtube.com/watch?annotation_id=annotation_646550
&feature=iv&src_vid=UDKiT_hMjzs&v=SBqkeTrwwLY
http://www.youtube.com/watch?feature=player_detailpage&v=UD
KiT_hMjzs
http://www.youtube.com/watch?v=bPAujyos3UI
https://www.youtube.com/watch?feature=player_detailpage&v=SBqkeTrwwLY
7. Explain:
1.With the help of Light screen experiment children demonstrate the
importance of sunlight for photosynthesis.
http://www.youtube.com/watch?v=k-HiZdafzt4
2. With the help of an experiment children demonstrate the importance of CO2
for photosynthesis.
http://www.youtube.com/watch?v=lji6Zx3_E30
Students explain what they have learnt in their own words under the guidance
of the teacher.
8. Elaborate:
High achievers and
bloomers are identified
based on their learning
capacity,
Students can identify the
reason of wilting of a plant
or drying of leaves, etc.,
9. Low achievers are
asked to draw the
schematic diagram
of preparation of
food in plants
(Photosynthesis
High achievers are
asked to explain the
process & draw the
schematic diagram
of preparation of
food in plants
(Photosynthesis)
10. Find the other
modes of
nutrition in
plants like
insectivorous
and non
green plants
11.
12. Across
1 Aplantpigmentthatabsorbssunlight.(11)
4 Thelinksbetweentheenergythatcarnivoresgetfromeatingtotheenergycapturedbyphotosynthesis.
7 Chlorophyllabsorbseverycolorofsunlightexceptthis.(5)
8 Acompoundneededforphotosynthesis.(6,7)
10 Theproductofphotosynthesis.(5)
Down
2 Theprocessbywhichplantsandsomebacteriausetheenergyfromsunlighttoproducesugar.(14)
3 Partoftheplantwherephotosynthesisgenerallyoccurs.(6)
5 Acompoundneededforphotosynthesis.(5)
6 Ananimalthateatsplants.(9)
9 Aby-productofphotosynthesis.(6)
10 Numberofmoleculesofoxygenproducedalongwithonemoleculeofsugar.(3)
Evaluation: Complete the
Crossword Puzzle: