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Which One Chemical Reaction Occurs During Photosynthesis? - Biology

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प्रश्न

Which one chemical reaction occurs during photosynthesis?

पर्याय

  • Carbon dioxide is reduced and water is oxidised

  • Water is reduced and carbon dioxide is oxidised

  • Both carbon dioxide and water are oxidised

  • Both carbon dioxide and water are reduced

MCQ

उत्तर

Carbon dioxide is reduced and water is oxidised

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पाठ 6: Photosynthesis - Multiple choice type [पृष्ठ ७८]

APPEARS IN

सेलिना Concise Biology [English] Class 10 ICSE
पाठ 6 Photosynthesis
Multiple choice type | Q 6 | पृष्ठ ७८

संबंधित प्रश्‍न

The diagram given below represents an experiment to prove the importance of a  factor in photosynthesis. Answer the questions that follow : 

 Name the factor studied in this experiment. 


Name the following:

The products that are formed as a result of photosynthesis.


Choose the correct answer:
Which of the following gas is used in photosynthesis?


Identify the false statements and rewrite them correctly by changing the first or last word only.

Algae are autotrophs.


Name the membrane that connects thylakoid of one granum With the other granum.


What is the law of limiting factors?


Give technical term:

The form of energy is converted into chemical energy during photosynthesis.


Give technical term:

Which process is the ultimate source of energy for all living organisms?


Choose the correct option.

In maize and wheat, the first stable products formed in bundle sheath cells respectively are ________.


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

During photosynthesis plants releases _________ (egxyno).


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

Pigment involved in the food synthesis is _________ (phllylochor).


Gas exchange takes place in plants using _____.


What will happen if we remove plants from the aquarium?


Higher Order Thinking Skill.

Imagine that student A studied the importance of certain factors in photosynthesis. He took a potted plant and kept it in dark for 24 hours. In the early hours of the next morning, he covered one of the leaves with dark 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.

  1. What aspect of photosynthesis was being investigated? 
  2. Why was the plant kept in the dark before the experiment? 
  3. How will you prove that starch is present in the leaves?
  4. Name the raw materials needed for photosynthesis.

What is photosynthesis and wherein a cell does occur?


Read the following sentences about photosynthesis.

  1. Sunlight, carbon dioxide, chlorophyll and water are necessary.
  2. Oxygen is absorbed.
  3. Leaves carry out photosynthesis.
  4. Proteins are made during photosynthesis. 

Choose the correct pair of sentences that are true to photosynthesis.


The swollen basal part of the ______ pistil is the which bears the ______.


Chlorophyll in a leaf is required for ______.


The end product of photosynthesis is ______.


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