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9th Class Biology Online Preparation
9th Class English Medium Subjects
9th Class Urdu Medium Subjects
Online Short Questions For Chapter 9 "9th Class Biology Urdu Medium Chapter 9 Preparation "
Try The Short Questions For 9th Class Biology Urdu Medium Chapter 9 Preparation
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Total Questions10
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Available Sets2
Biology (New Book) - 9th Class Biology Urdu Medium Chapter 9 Preparation
Question # 1
State the roles of nitrogen and magnesium in plants.
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Ans 1: Nitrogen:i. Nitrogen is a necessary prt of all proteins, enzymes, nucleic acids and chlorophyll.ii. Nitrogen helps plants for rapid growt, increasing seed and fruit production and improving the quality of leafiii. Platn roots absorb nitrogen in the form of nitratesiv. Carnivorous plants fulfil their needs of nitrogen from the prey animals.
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Ans 2: Magnesium:i. Magnesium is part of the chlorophyll.ii. It also activates many plant enzymes needed for growth.iii. It also helps in fruit formation and geermination of seeds.iv. Plant roots absorb magnesium in ionic form.
9th Class Biology Urdu Medium Chapter 9 Preparation - Set 1
Question # 1
State the roles of nitrogen and magnesium in plants.
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Ans 1: Nitrogen:i. Nitrogen is a necessary prt of all proteins, enzymes, nucleic acids and chlorophyll.ii. Nitrogen helps plants for rapid growt, increasing seed and fruit production and improving the quality of leafiii. Platn roots absorb nitrogen in the form of nitratesiv. Carnivorous plants fulfil their needs of nitrogen from the prey animals.
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Ans 2: Magnesium:i. Magnesium is part of the chlorophyll.ii. It also activates many plant enzymes needed for growth.iii. It also helps in fruit formation and geermination of seeds.iv. Plant roots absorb magnesium in ionic form.
9th Class Biology Urdu Medium Chapter 9 Preparation - Set 2
Question # 1
Define Adhesion
- Ans 1: Adhesion is the attraction between water molecules and other substances. Water is strongly attracted to the walls of the exylem cells because both water and cellulose are polar molecules. This adhesion helps water move upward inthe plant against gravigy. It also keeps water in the exylem when trnaspiation is not happening.
9th Biology Urdu Medium Chapter 9 Preperation
Here you can prepare Short Questions of 9th Biology Urdu Medium Chapter 9 (Transport). Click the button for 100% free full practice test.
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