QQuestion
Write the overall chemical equation for photosynthesis
Write the overall chemical equation for photosynthesis
The balanced chemical equation representing photosynthesis is:
6CO₂ + 12H₂O → C₆H₁₂O₆ + 6H₂O + 6O₂↑
The reaction takes place in the presence of light energy and chlorophyll.
More ICSE Easy level questions
The site of light reaction in the cells of a green leaf is: (a) Nucleus (b) Grana of chloroplast (c) Cytoplasm (d) Stroma of chloroplast
Write the overall chemical equation for photosynthesis.
The process of conversion of ADP to ATP during photosynthesis is called: (a) Photolysis (b) Phagocytosis (c) Photophosphorylation (d) Polymerisation
Expand the abbreviation-NADP.
The optimum temperature for photosynthesis is: (a) 10 – 15°C (b) 60 – 65°C (c) 40 – 45°C (d) 25 – 35°C
Draw a neat, labelled diagram to show that oxygen is released during photosynthesis.
Expand the abbreviations: (a) NADP (b) ADP
A potted plant with variegated leaves was kept in dark for 24 hours and then placed in bright sunlight. Answer the following questions. (a) Which aspect of photosynthesis is being tested in the above diagram? (b) Why was the plant kept in dark for 24 hours? (c) After the starch test what will be the colour of the yellow and green parts of the leaf? Give reasons to support your answer.
Write the overall chemical equation for photosynthesis.
Draw a neat, labelled diagram of a chloroplast.
Sara placed a healthy potted plant in a dark room for 48 hours to perform an experiment on photosynthesis. She plucked one of the leaves and tested it for starch. The leaf did not turn blue-black on adding Iodine solution. (a) Why was the plant placed in the dark for 48 hours? (b) What is the significance of boiling the leaf in alcohol?
Name the following: (a) The fully developed part of the ovary containing a mature ovum. (b) A waxy layer on the upper epidermis of leaves meant to reduce Transpiration. (c) The ear ossicle which opens into the oval window of Cochlea. (d) The physiological process which is the starting point of all food chains. (e) An insect which is a classic example of natural selection due to industrial melanism.