- Introduction
- Rest time! Have fun
- Physics
- Chemistry
- BIOLOGY
- Reaching the age of Adolescence
- CROP PRODUCTION AND MANAGMENT
- Cells : The basic structural unit of life
- Nutrition in human beigns
- RESPIRATION IN HUMAN BEIGNS
- TRANSPORTATION IN HUMAN BEIGNS
- excretory system in human beigns
- NERVOUS SYSTEM
- PHOTOSYNTHESIS
- Respiration in plants
- REPRODUCTION IN PLANTS
- MOVEMENTS IN PLANTS
- Forest our lifeline
- WASTE WATER STORY
- WEATHER,CLIMATE AND ITS ADAPTATION .
- Reaching the age of Adolescence
- Model tests
- Animation time
RESPIRATION IN PLANTS
RESPIRATION - THE PROCESS IN WHICH CHEMICAL BREAKDOWN OF FOOD MATERIALS TAKES PLACE AND ENERGY IS PRODUCED IS KNOWN AS RESPIRATION.
RESPIRATORY SUBSTRATE - THE PROTOPLASMIC SUBSTANCE WHICH WHEN OXIDISED LIBREATE ENERGY ARE CALLED RESPIRATORY SUBSTRATES . GLUCOSE IS THE STARTING POINT OF RESPIRATION .
TYPES OF RESPIRATION
1) AEROBIC RESPIRATION - THE FOOD IS BROKEN DOWN TO SIMPLER INORGANIC SUBSTANCES , CARBON DIOXIDE AND WATER IN PRESENCE OF OXYGEN .
2)ANAEROBIC RESPIRATION - THE FOOD IS INCOMPLETELY OXIDISED INTO ETHYL ALCOHOL AND CARBONDIOXIED .
FERMENTATION - UNDER ANAEROBIC CONDITIONS CERTAIN MICRO-ORGANISMS LIKE YEAST CONVERTS INTO ALCOHOL WITH THE PRODUCTION OF CARBONDIOXIDE AND WATER VAPOUR .
GLYCOLYSIS ( EMP PATHWAY)
GLYCOLYSIS MEANS SPLITTING OF GLUCOSE . THIS IS THE FIRST STEP IN RESPIRATION AND IS COMMON TO BOTH TYPE OF RESPIRATION . THIS PROCESS TAKE PLACE IN CRYTOPLASM .THE REACTIONS OF THIS PROCESS WAS FIRST DISCOVERED BY EMBDEN ,MAYERHOFF AND PARNAS AND , THEREFORE , GLYCOLYSIS IS KNOWN AS EMP PATHWAY
KREBS CYCLE (CITRIC ACID CYCLE )
SECOND STAGE OF RESPIRATION IN WHICH PYRUVIC ACID IS BROKEN DOWN TO CARBONDIOXIDE AND WATER WITH REALISE OF THE ENERGY .
RESPIRATORY ENZYME
AN ENZYME WHICH CATAYLYSES OXIDATION - REDUCTION REACTION .
RESPIRATORY INDEX
IT IS THE NUMBER OF MILLIGRAMS OF CARBONDIOXIDE REALISED FROM 1 gm OF PLANT MATERIAL( DRY WEIGHT) AT 10DEGREE CELCIUS , WHEN THE AMOUNT OF RESPIRABLE MATERIAL IS UNLIMITED , AND WHEN THE OXYGEN IS IN THE SAME PROPOTION AS IT IS IN THE ORIDNARY ATMOSPHERE .
THE ELECTRON TRANSPORT CHAIN
IN THE MITHOCHONDRIAN IS THE SITE OF OXYDATIVE PHOSPHORYLATION IN EUKARYOTES . THE NADH AND SUCINATE GENERATED IN THE CITRIC CYCLE IS OXYDISED , PROVIDING ENERGY TO POWER ATP SYNTHASE .
STOMATA
THESE ARE TINY PORES ON BOTH SIDE OF LEAVES GUARDED BY TWO CELLS CALLED GUARD CELLS HERE EXCHANGE OF GASSES TAKE PLACE .
LENTICELS
THESE ARE TINY OPENINGS IN THE BARK OF WOODY PLANTS WHICH HELP IN EXCHANGE OF GASSES .
PNEUMATOPHORES
THE PNUEMATOPHORES ARE PRESENT IN THE PLANTS WHICH GROW IN MANGROVES . EACH PNEUMATOPHORES BEARS BREATHING PORES OR LENTICELS NEAR APLICALREGION WHICH HELP IN HELP IN EXCHANGE OF GASSES .
RESPIRATORY QUOTIENT
THE RATIO OF VOLUME OF CARBONDIOXIDE EXPIRED TO VOLUME OF OXYGEN CONSUMED DURING THE SAME TIME .
RESPIROSCOPE
A DEVICE USED TO DEMONSTRATE THE PROCESS OF RESPIRATION .
RESPIROMETER
A DEVICE USED FOR MEASURING THE RATE OF RESPIRATION .
RESPIRATION IN ROOTS
ROOTS OBTAIN OXYGEN FROM THE AIR PRESENT BETWWEN SPACES IN SOIL .
RESPIRATORY SUBSTRATE - THE PROTOPLASMIC SUBSTANCE WHICH WHEN OXIDISED LIBREATE ENERGY ARE CALLED RESPIRATORY SUBSTRATES . GLUCOSE IS THE STARTING POINT OF RESPIRATION .
TYPES OF RESPIRATION
1) AEROBIC RESPIRATION - THE FOOD IS BROKEN DOWN TO SIMPLER INORGANIC SUBSTANCES , CARBON DIOXIDE AND WATER IN PRESENCE OF OXYGEN .
2)ANAEROBIC RESPIRATION - THE FOOD IS INCOMPLETELY OXIDISED INTO ETHYL ALCOHOL AND CARBONDIOXIED .
FERMENTATION - UNDER ANAEROBIC CONDITIONS CERTAIN MICRO-ORGANISMS LIKE YEAST CONVERTS INTO ALCOHOL WITH THE PRODUCTION OF CARBONDIOXIDE AND WATER VAPOUR .
GLYCOLYSIS ( EMP PATHWAY)
GLYCOLYSIS MEANS SPLITTING OF GLUCOSE . THIS IS THE FIRST STEP IN RESPIRATION AND IS COMMON TO BOTH TYPE OF RESPIRATION . THIS PROCESS TAKE PLACE IN CRYTOPLASM .THE REACTIONS OF THIS PROCESS WAS FIRST DISCOVERED BY EMBDEN ,MAYERHOFF AND PARNAS AND , THEREFORE , GLYCOLYSIS IS KNOWN AS EMP PATHWAY
KREBS CYCLE (CITRIC ACID CYCLE )
SECOND STAGE OF RESPIRATION IN WHICH PYRUVIC ACID IS BROKEN DOWN TO CARBONDIOXIDE AND WATER WITH REALISE OF THE ENERGY .
RESPIRATORY ENZYME
AN ENZYME WHICH CATAYLYSES OXIDATION - REDUCTION REACTION .
RESPIRATORY INDEX
IT IS THE NUMBER OF MILLIGRAMS OF CARBONDIOXIDE REALISED FROM 1 gm OF PLANT MATERIAL( DRY WEIGHT) AT 10DEGREE CELCIUS , WHEN THE AMOUNT OF RESPIRABLE MATERIAL IS UNLIMITED , AND WHEN THE OXYGEN IS IN THE SAME PROPOTION AS IT IS IN THE ORIDNARY ATMOSPHERE .
THE ELECTRON TRANSPORT CHAIN
IN THE MITHOCHONDRIAN IS THE SITE OF OXYDATIVE PHOSPHORYLATION IN EUKARYOTES . THE NADH AND SUCINATE GENERATED IN THE CITRIC CYCLE IS OXYDISED , PROVIDING ENERGY TO POWER ATP SYNTHASE .
STOMATA
THESE ARE TINY PORES ON BOTH SIDE OF LEAVES GUARDED BY TWO CELLS CALLED GUARD CELLS HERE EXCHANGE OF GASSES TAKE PLACE .
LENTICELS
THESE ARE TINY OPENINGS IN THE BARK OF WOODY PLANTS WHICH HELP IN EXCHANGE OF GASSES .
PNEUMATOPHORES
THE PNUEMATOPHORES ARE PRESENT IN THE PLANTS WHICH GROW IN MANGROVES . EACH PNEUMATOPHORES BEARS BREATHING PORES OR LENTICELS NEAR APLICALREGION WHICH HELP IN HELP IN EXCHANGE OF GASSES .
RESPIRATORY QUOTIENT
THE RATIO OF VOLUME OF CARBONDIOXIDE EXPIRED TO VOLUME OF OXYGEN CONSUMED DURING THE SAME TIME .
RESPIROSCOPE
A DEVICE USED TO DEMONSTRATE THE PROCESS OF RESPIRATION .
RESPIROMETER
A DEVICE USED FOR MEASURING THE RATE OF RESPIRATION .
RESPIRATION IN ROOTS
ROOTS OBTAIN OXYGEN FROM THE AIR PRESENT BETWWEN SPACES IN SOIL .