One photon is blue light contains....kcal and of red light....kcal

Related MCQs

• In a plant, gene "T" is responsible for tallness and its recessive allele "t" for dwarfness and "R" is reponsible for red colour flower and its recessive allele "r" of white flower colour. A tall and red flowered plant with genotype TtRr crossed with dwarf and red flowered ttRr. What is the percentage of dwarf - white flowered offspring of above cross ?
• Match Column – I with given under Column – II ; choose the answer which gives correct combination: Column – I(Scientists) Column – II(Contributions) P. A pigment which absorbs red and far-red light (i) Cytochrome Q. Main pigment involved in transfer of electrons in (ii) PEP carboxylase photosynthesis is R. NADPH2 is generated through.... (iii) Photochrome S. Enzyme which fixes CO2 in C4 plants (iv) Photosystems
• What is true for the following statements ? Statement X : Migration of birds is influenced by light. Statement Y : Reproduction of birds is influenced by light. Statement Z : In all birds gonads are activated due to increase in intensity of light during summer. X Y Z
• Several statements are given here in reference to cone cells which of the following option indicates all correct statements for cone cells ? Statements (i) cone cells are less sensitive than Rod cells (ii) They are responsible for colour vision (iii) Erythrolobe is photopigment which is sensitive to red colour light (iv) They are absent in fovea of retina
• A. Under conditions of high light intensity and limited CO2 supply, photorespiration has a useful role in protecting the plants from photo-oxidative damage. R. If enough CO2 is not available to utilize light energy for carboxylation to proceed, the excess energy may not cause damage to plants.
• Which plant show movement from intense light to dim light ?
• Match the animals listed in column-I to blood listed in column-II. (KCET 2010) Column-I Column-II (P) Man (i) Plasma and cells are colourless (Q) Earth worm (ii) Plasma colourless and nucleated RBC (R) Cockroach (iii) Plasma colourless and enucleated RBC (S) Frog (iv) Plasma red and nucleated colourless RBC (v) Plasma and RBS have haemoglobin
• One plant group kept for 12 hrs in day and 12 hrs in night and flowering is observed in it. Another plant group is kept similarly for day - night period and for very short time light is given during dark period it do not flower. What is such type of plant called ? (CBSE 2004)
• Immature fall of floral bud and fruits are observed in a farm, and on leaves Red and purple pigments spots are observed, In which of following place is Such Symptoms will not be observed in plants
• Match the following Column-I Column-II (P) Blue green Algae (i) Pathogenes effect some arthropods (Q) Baculo virus (ii) Increase organic matters in soil (R) Bacillus thariengensis (iii) Bio control (S) Trichoderma (iv) Produced toxin