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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा १०

What is photosynthesis and wherein a cell does occur?

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प्रश्न

What is photosynthesis and wherein a cell does occur?

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उत्तर

Photosynthesis is a process in which the green plants use sunlight and the green pigment chlorophyll, to synthesize, nutrients from carbon dioxide from air and water. Photosynthesis occurs in green parts of the plant such as leaves, stems, and floral buds.

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अध्याय 12: Plant Anatomy and Plant Physiology - Evaluation [पृष्ठ १८५]

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सामाचीर कलवी Science [English] Class 10 SSLC TN Board
अध्याय 12 Plant Anatomy and Plant Physiology
Evaluation | Q VI. 5. | पृष्ठ १८५

संबंधित प्रश्न

Give appropriate biological/technical terms for the following:

An apparatus that measures the rate of water uptake in a cut shoot due to transpiration.


What is the effect of light intensity on the rate of photosynthesis in leaves?

Fill in the blank:
______ is the process which replenishes the atmospheric oxygen which the animal life consumes in respiration.


The specific function of light energy in the process of photosynthesis is to


A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.

What aspect of photosynthesis was being investigated?


Write an experiment to demonstrate that CO2 is necessary for photosynthesis.


Photosynthesis is considered as a process supporting all life on earth.


Give technical term:

Name the tissue that transports manufactured starch from the leaves to all parts of the plant.


Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with the suitable idea given in Column ‘I’.

  Column I   Column II
(i) Grana (a) Decomposers
(ii) Autotrophs (b) Light reaction
(iii) By-products of photosynthesis (c) Animals
(iv) Photolysis (d) Oxygen
(v) Bacteria and fungi (e) Stimulated by light
(vi) Chloroplast (f) Power
(vii) Oxygen and water (g) Raw material
(viii) Sunlight (h) Machinery
(ix) CO2 and water (i) End products
(x) Glucose (sugar) (j) Workrooms
(xi) Cells in the leaf (k) By-products.

 


What will happen if we remove plants from the aquarium?


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