English

What is Meant by the Photolysis of Water?

Advertisements
Advertisements

Question

What is meant by the photolysis of water?

Short/Brief Note
Advertisements

Solution

The splitting of water molecules into two-component ions by light is known as photolysis of water.
(Photo = Light, lysis = Breaking).
H2 —> H+ + OH

shaalaa.com
  Is there an error in this question or solution?
Chapter 5: Photosynthesis - Short Questions

APPEARS IN

ICSE Biology [English] Class 10 ICSE
Chapter 5 Photosynthesis
Short Questions | Q 12

RELATED QUESTIONS

Complete the following by filling in the blanks numbered 1 to 10 with the appropriate word/term:

Photosynthesis involves light reaction and dark reaction. During light reaction, the chlorophyll present in the (1) ______ gets activated by absorbing light energy. This energy splits (2) ______ molecules to (3) ______ and oxygen and releases two electrons. This process is called (4) ______. The (5) ______ ions are picked up by NADP to form (6) ______. The ADP is converted to (7) ______. This process is called (8) ______. During the dark phase, the compound produced at the end of the light reaction reacts with carbon dioxide to form (9) ______. This product is converted to starch. The process is called (10) ______.


During photosynthesis, the oxygen in glucose comes from


Mention one difference between the following on the basis of what is given in bracket.

Grass and grasshopper (mode of nutrition)


Identify the false statement and rewrite it correctly by changing the first or last word only.

Green plants perform photosynthesis.


Are the following statement true or false? Give a reason in support of your answer.

If you immerse a leaf intact on the plant in ice cold water, it will continue to photosynthesise in bright sunshine.


Photosynthesis in green plants is directly and indirectly dependent on so many plant structures.

Explain briefly the role of the following structures in this process is Stomata.


Give technical term:

Organisms which cannot prepare their own food by photosynthesis.


Complete the following sentence with appropriate word:

A light reaction is a ___________ reaction.


Choose the Correct Answer:
Compensation point means the condition:


Distinguish between the following pairs on the basis of the word indicated in the bracket ( ).

Producers and Consumers (organisms)


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×