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Fill in the blank by rearranging the letter in the bracket. During photosynthesis plants releases _________ (egxyno). - Science

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प्रश्न

Fill in the blank by rearranging the letter in the bracket.

During photosynthesis plants releases _________ (egxyno).

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उत्तर

During photosynthesis plants releases Oxygen.

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अध्याय 3: Plants - Try to Answer [पृष्ठ ७९]

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सामाचीर कलवी Science - Term 2 [English] Class 4 TN Board
अध्याय 3 Plants
Try to Answer | Q 1 | पृष्ठ ७९

संबंधित प्रश्न

The figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental setup was placed in bright sunlight. Study the diagram and answer the following questions:

(i) Name the process intended for study.
(ii) Define the above mentioned process.
(iii) When the weight of the test tube (A & B) is taken before and after the experiment, what is observed? Give reasons to justify your observation in A & B.
(iv) What is the purpose of keeping the test tube B in the experimental setup?


Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow : 

What is Thigmotropism? Give one example.  


Define the following:

Organic food


Give any four differences between photosynthesis and respiration.

How do non-green plants such as fungi and bacteria obtain their nourishment?


 All life on earth Would come to an end if there were no green plants.


Complete the following sentence with appropriate word:

4OH ——> _____ + O2


Fill in the blanks:
\[\ce{6CO2}\] + ________ \[\ce{->[Sunlight][Chlorophyll]}\] _______ +\[\ce{ 6O2↑}\]

The bending of shoot towards light is due to the hormone ______.


An organism A which cannot move from one place to another makes a simple food B from the substances C and D available in the environment. This food is made in the presence of green-colored substance E present in organs F in the presence of light energy in a process called G. Some of the simple food B also gets converted into a complex food H for storage purposes. Does this food give a blue-black color with iodine solution?

a. What is 

  1. organism A 
  2. food B?
  3. food H?

b. What are C and D?

c. Name green-colored substance E and organ F.

d. What is the process G?


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