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Photosynthesis Converts Energy X into Energy Y. What Are X and Y? - Science

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प्रश्न

Photosynthesis converts energy X into energy Y. What are X and Y?

उत्तर

X is solar energy and Y is chemical energy.

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अध्याय 1: Life Processes - Exercise 1 [पृष्ठ २५]

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लखमीर सिंग Biology (Science) [English] Class 10
अध्याय 1 Life Processes
Exercise 1 | Q 45.1 | पृष्ठ २५

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संबंधित प्रश्न

How does water from the soil reach the leaves of a plant to be used in photosynthesis?


How do guard cells regulate opening and closing of stomatel pores?


Write a chemical equation to show the process of photosynthesis in plants.


When carrying out the starch test on a leaf, why is it important to boil the leaf in alcohol?

(a) to dissolve the waxy cuticle
(b) to make the cells more permeable to iodine solution
(c) to remove the chlorophyll
(d) to stop chemical reactions in the cells.


Which of the following events does not occur in photosynthesis?

(a) conversion of light energy into chemical energy
(b) reduction of carbon dioxide to carbohydrates
(c) oxidation of carbon to carbon dioxide
(d) absorption of light energy by chlorophyll


Explain why, plants have low energy needs as compared to animals.


Name a gas produced in photosynthesis.


Explain the process of production of food in plants.


The Figure shown below represents an activity to prove the requirements for photosynthesis. During this activity, two healthy potted plants were kept in the dark for 72 hours. After 72 hours, KOH is kept in the watch glass in setup X and not in setup Y. Both these setups are air tight and have been kept in light for 6 hours. Then, Iodine Test is performed with one leaf from each of the two plants X and Y.

This experimental set up is used to prove essentiality of which of the following requirements of photosynthesis?


In the given diagram of a closed stomata: (1), (2), (3) and (4) respectively are:


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