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1 von 15
Fisa de activitateFisa de activitate
Nr. 1Nr. 1
• Traseaza cu o culoareTraseaza cu o culoare
albastra drumul seveialbastra drumul sevei
brute si cu o culoarebrute si cu o culoare
rosie drumul seveirosie drumul sevei
elaborateelaborate
FOTOSINTEZAFOTOSINTEZA
energie luminoasaenergie luminoasa
• HH22 O+COO+CO22 +saruri minerale substante organice+O+saruri minerale substante organice+O 22
Lant TroficLant Trofic
• Lant Trofic= relatiaLant Trofic= relatia
trofica de transformaretrofica de transformare
si circulatie a hranei insi circulatie a hranei in
care substanta organicacare substanta organica
circula dela o specie lacircula dela o specie la
alta intr-un singur sens.alta intr-un singur sens.
P
C1
C
2
C
3
D OM
APA
ALIMENTE
100g grasimi prin
oxidare completa dau
107g apa
100g amidon prin
oxidare completa
dau 55g apa
100g albumina
prin oxidare
completa dau
41g apa
Fructele contin
90% apa
Painea si
carnea
contin 60-
85% apa
ROLUL APEI IN ORGANISMROLUL APEI IN ORGANISM
APA – H2O
H+
HO-
Ioni cu
proprietati
catalitice
Excelent dizolvant
pentru substante
Mediul in care se
desfasoara cele mai
multe reactii chimice
Metabolismul
substantelor
VIATA
Importanta apei in organismImportanta apei in organism
Mijloace de economisire pentru apaMijloace de economisire pentru apa
potabilapotabila
FISA DE EVALUAREFISA DE EVALUARE
1) Analizeaza ecuatiile chimice de mai jos (A si B). Incercuieste1) Analizeaza ecuatiile chimice de mai jos (A si B). Incercuieste
ecuatia care indica procesul de producere a hranei ce seecuatia care indica procesul de producere a hranei ce se
desfasoara in organismul producatorilor.desfasoara in organismul producatorilor.
A. substanta organica + OA. substanta organica + O22 COCO22+H+H22O+EnergieO+Energie
B. COB. CO22+H+H22O+saruri minerale substante organice + OO+saruri minerale substante organice + O22
energie luminoasaenergie luminoasa
2) Cea mai mare rezerva de apa din organism o reprezinta :2) Cea mai mare rezerva de apa din organism o reprezinta :
a) oasele b) muschii si pielea c) plamaniia) oasele b) muschii si pielea c) plamanii
3) Apa este introdusa in organism sub forma de :3) Apa este introdusa in organism sub forma de :
a) bauturi b) alimente c) medicamentea) bauturi b) alimente c) medicamente
4) Apa este eliminata din organism prin :4) Apa este eliminata din organism prin :
a) piele b) rinichi c) plamania) piele b) rinichi c) plamani
5) Completeaza verigile lipsa din urmatorul lant trofic si indica sensul5) Completeaza verigile lipsa din urmatorul lant trofic si indica sensul
sagetilorsagetilor
6. Ce este apa:6. Ce este apa:
a. Substanta simpla;a. Substanta simpla; b. material;b. material;
g. Un corp;g. Un corp; d. substanta compusa.d. substanta compusa.
7.Scrieti ecuatia reactiei chimice de formare a apei din elemente.7.Scrieti ecuatia reactiei chimice de formare a apei din elemente.
8.De ce se numeste Terra, Planeta albastra?8.De ce se numeste Terra, Planeta albastra?
9.Care sunt straturile Pamantului si ce semnifica fiecare?9.Care sunt straturile Pamantului si ce semnifica fiecare?
10. Ce se intampla cand apa se evapora?10. Ce se intampla cand apa se evapora?
a. trece in stare gazoasaa. trece in stare gazoasa
b. trece in stare solidab. trece in stare solida
c. trece in stare de vapori la temperatura obisnuitac. trece in stare de vapori la temperatura obisnuita
d. trece in stare de vapori la temperatura de 100 de grade Celsius.d. trece in stare de vapori la temperatura de 100 de grade Celsius.
11. Ce este condensarea?11. Ce este condensarea?
• Trecerea din stare lichida in stare de vapori,Trecerea din stare lichida in stare de vapori,
• Trecerea din stare de capori in stare solida,Trecerea din stare de capori in stare solida,
• Trece din stare de vapori in stare lichida,Trece din stare de vapori in stare lichida,
• Trece din stare solida in stare lichida.Trece din stare solida in stare lichida.
12. Ce este apa potabila?12. Ce este apa potabila?
13. Care sunt caracteristicile apei potabile?13. Care sunt caracteristicile apei potabile?
13. Ce este apa dura?13. Ce este apa dura?
14.Cum se obtine apa distilata?14.Cum se obtine apa distilata?
a. Prin fierberea. Prin fierbere b. prin inghetb. prin inghet
c. Cprin condensarec. Cprin condensare d. prin fierbere si condensare.d. prin fierbere si condensare.
15. Care sunt cauzele pentru care apa este atat de15. Care sunt cauzele pentru care apa este atat de
importanta?importanta?
Dupa opinia voastra care ar fi metodele de protejare aDupa opinia voastra care ar fi metodele de protejare a
surselor de apa?surselor de apa?
Punctaj: De la 1 la 14 se acorda 5p, subiectul 15- 20p, oficiu-10 pPunctaj: De la 1 la 14 se acorda 5p, subiectul 15- 20p, oficiu-10 p
In mainile noastre este salvareaIn mainile noastre este salvarea
planetei albastreplanetei albastre

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Povestea apei

  • 1.
  • 2.
  • 3. Fisa de activitateFisa de activitate Nr. 1Nr. 1 • Traseaza cu o culoareTraseaza cu o culoare albastra drumul seveialbastra drumul sevei brute si cu o culoarebrute si cu o culoare rosie drumul seveirosie drumul sevei elaborateelaborate
  • 4. FOTOSINTEZAFOTOSINTEZA energie luminoasaenergie luminoasa • HH22 O+COO+CO22 +saruri minerale substante organice+O+saruri minerale substante organice+O 22
  • 5. Lant TroficLant Trofic • Lant Trofic= relatiaLant Trofic= relatia trofica de transformaretrofica de transformare si circulatie a hranei insi circulatie a hranei in care substanta organicacare substanta organica circula dela o specie lacircula dela o specie la alta intr-un singur sens.alta intr-un singur sens. P C1 C 2 C 3 D OM APA ALIMENTE 100g grasimi prin oxidare completa dau 107g apa 100g amidon prin oxidare completa dau 55g apa 100g albumina prin oxidare completa dau 41g apa Fructele contin 90% apa Painea si carnea contin 60- 85% apa
  • 6. ROLUL APEI IN ORGANISMROLUL APEI IN ORGANISM APA – H2O H+ HO- Ioni cu proprietati catalitice Excelent dizolvant pentru substante Mediul in care se desfasoara cele mai multe reactii chimice Metabolismul substantelor VIATA
  • 7. Importanta apei in organismImportanta apei in organism
  • 8. Mijloace de economisire pentru apaMijloace de economisire pentru apa potabilapotabila
  • 9.
  • 10. FISA DE EVALUAREFISA DE EVALUARE 1) Analizeaza ecuatiile chimice de mai jos (A si B). Incercuieste1) Analizeaza ecuatiile chimice de mai jos (A si B). Incercuieste ecuatia care indica procesul de producere a hranei ce seecuatia care indica procesul de producere a hranei ce se desfasoara in organismul producatorilor.desfasoara in organismul producatorilor. A. substanta organica + OA. substanta organica + O22 COCO22+H+H22O+EnergieO+Energie B. COB. CO22+H+H22O+saruri minerale substante organice + OO+saruri minerale substante organice + O22 energie luminoasaenergie luminoasa 2) Cea mai mare rezerva de apa din organism o reprezinta :2) Cea mai mare rezerva de apa din organism o reprezinta : a) oasele b) muschii si pielea c) plamaniia) oasele b) muschii si pielea c) plamanii 3) Apa este introdusa in organism sub forma de :3) Apa este introdusa in organism sub forma de : a) bauturi b) alimente c) medicamentea) bauturi b) alimente c) medicamente 4) Apa este eliminata din organism prin :4) Apa este eliminata din organism prin : a) piele b) rinichi c) plamania) piele b) rinichi c) plamani
  • 11. 5) Completeaza verigile lipsa din urmatorul lant trofic si indica sensul5) Completeaza verigile lipsa din urmatorul lant trofic si indica sensul sagetilorsagetilor
  • 12. 6. Ce este apa:6. Ce este apa: a. Substanta simpla;a. Substanta simpla; b. material;b. material; g. Un corp;g. Un corp; d. substanta compusa.d. substanta compusa. 7.Scrieti ecuatia reactiei chimice de formare a apei din elemente.7.Scrieti ecuatia reactiei chimice de formare a apei din elemente. 8.De ce se numeste Terra, Planeta albastra?8.De ce se numeste Terra, Planeta albastra? 9.Care sunt straturile Pamantului si ce semnifica fiecare?9.Care sunt straturile Pamantului si ce semnifica fiecare? 10. Ce se intampla cand apa se evapora?10. Ce se intampla cand apa se evapora? a. trece in stare gazoasaa. trece in stare gazoasa b. trece in stare solidab. trece in stare solida c. trece in stare de vapori la temperatura obisnuitac. trece in stare de vapori la temperatura obisnuita d. trece in stare de vapori la temperatura de 100 de grade Celsius.d. trece in stare de vapori la temperatura de 100 de grade Celsius.
  • 13. 11. Ce este condensarea?11. Ce este condensarea? • Trecerea din stare lichida in stare de vapori,Trecerea din stare lichida in stare de vapori, • Trecerea din stare de capori in stare solida,Trecerea din stare de capori in stare solida, • Trece din stare de vapori in stare lichida,Trece din stare de vapori in stare lichida, • Trece din stare solida in stare lichida.Trece din stare solida in stare lichida. 12. Ce este apa potabila?12. Ce este apa potabila? 13. Care sunt caracteristicile apei potabile?13. Care sunt caracteristicile apei potabile? 13. Ce este apa dura?13. Ce este apa dura? 14.Cum se obtine apa distilata?14.Cum se obtine apa distilata? a. Prin fierberea. Prin fierbere b. prin inghetb. prin inghet c. Cprin condensarec. Cprin condensare d. prin fierbere si condensare.d. prin fierbere si condensare.
  • 14. 15. Care sunt cauzele pentru care apa este atat de15. Care sunt cauzele pentru care apa este atat de importanta?importanta? Dupa opinia voastra care ar fi metodele de protejare aDupa opinia voastra care ar fi metodele de protejare a surselor de apa?surselor de apa? Punctaj: De la 1 la 14 se acorda 5p, subiectul 15- 20p, oficiu-10 pPunctaj: De la 1 la 14 se acorda 5p, subiectul 15- 20p, oficiu-10 p
  • 15. In mainile noastre este salvareaIn mainile noastre este salvarea planetei albastreplanetei albastre