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9th Class Biology Online Preparation
9th Class English Medium Subjects
9th Class Urdu Medium Subjects
Online Short Questions For Chapter 7 "9th Class Biology Urdu Medium Chapter 7 Preparation "
Try The Short Questions For 9th Class Biology Urdu Medium Chapter 7 Preparation
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Total Questions10
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Available Sets2
Biology (New Book) - 9th Class Biology Urdu Medium Chapter 7 Preparation
Question # 1
Provide two examples of enzymes that operate optimally at specific pH.
- Ans 1: Pepsin work in acidic medium trypsin works in alkaline medium.
9th Class Biology Urdu Medium Chapter 7 Preparation - Set 1
Question # 1
Provide two examples of enzymes that operate optimally at specific pH.
- Ans 1: Pepsin work in acidic medium trypsin works in alkaline medium.
9th Class Biology Urdu Medium Chapter 7 Preparation - Set 2
Question # 1
Define Metabolism. Difference between catabolism and anabolism.
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Ans 1: Metabolism:Metabolism is the sum of all chemical reactions that occur with an organism to sustain life.
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Ans 2: Catabolism :Dfine:It involves the breakdown of complex molecules into simpler ones, releasing energy in the process.Example:Cellular respiration i.e. oxidation of food into CO2 and H2O to get energyLipolysis i.e. break-down of lipids into fatty acids and glycerol, which can be used for energy production.
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Ans 3: Anabolism:Define: Involves building up complex molecules from simpler ones, thsi process consumes energy.Example:i. Photosynthesis i.e. conversion of carbon dioxide and water into glucose andoxygen using sunlight.ii. Protein syntesis i.e. formation of proteins form amino acids, which are vital for cell structure and function.
9th Biology Urdu Medium Chapter 7 Preperation
Here you can prepare Short Questions of 9th Biology Urdu Medium Chapter 7 (Bioenergetics). Click the button for 100% free full practice test.
