Matric Part 1/9th Class General Science Chapter 2 Short Questions Test With Answer for Chapter 2 (Our Life and Chemistry)

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Online Short Questions For Chapter 2 "9th Class General Science English Medium Chapter 2 Preparation "

Try The Short Questions For 9th Class General Science English Medium Chapter 2 Preparation

  • Total Questions10

  • Available Sets4

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General Science - 9th Class General Science English Medium Chapter 2 Preparation

Question # 1

What is the function of Phosphorous in plant.

  • Ans 1: The most essential functions of phosphorous in plants is in energy storage and transfer. Adenosine di and tri phosphates act as energy currency within the plants. In human being during carbohydrate metabolism and its plant during photosynthesis the energy produced is stored in the form of phosphate compuund i.e. ADP and ATP. When the phosphate compounds from either ATP or ADP is split off, a relatively large amount of energy is liberated. This energy is used in growth and reproductive processes.
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Prepare Complete Set Wise Questions For Chapter 2 "9th Class General Science English Medium Chapter 2 Preparation "

9th Class General Science English Medium Chapter 2 Preparation - Set 1

Question # 1

What is the function of Phosphorous in plant.

  • Ans 1: The most essential functions of phosphorous in plants is in energy storage and transfer. Adenosine di and tri phosphates act as energy currency within the plants. In human being during carbohydrate metabolism and its plant during photosynthesis the energy produced is stored in the form of phosphate compuund i.e. ADP and ATP. When the phosphate compounds from either ATP or ADP is split off, a relatively large amount of energy is liberated. This energy is used in growth and reproductive processes.
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9th Class General Science English Medium Chapter 2 Preparation - Set 2

Question # 1

Name the allotropic forms.

  • Ans 1: 1- Diamond
  • Ans 2: 2- Graphite
  • Ans 3: 3- Bucky Balls
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9th Class General Science English Medium Chapter 2 Preparation - Set 3

Question # 1

Write the importance of chlorine for plants and mammals.

  • Ans 1: It is essential element for hihger plants and mammals. Sodium salts of chlorine act as electrolytes and hydrochloric acid as digestive juices in body, Deficiency of chloride cause the impaired growth in infants.
  • Ans 2: Chlorine is essential of higher plants. It is present in chloroplasts whihc is essential for photosynthesis.
  • Ans 3: Plant which take up large amount of Cl usualy have a high water content.
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9th Class General Science English Medium Chapter 2 Preparation - Set 4

Question # 1

Use of Calcium.

  • Ans 1: 1- Calcium is a componet of cell wall in plant cells.
  • Ans 2: 2- It has an important role in the structure and permeability of cell membrane.
  • Ans 3: 3- Lack of Ca produces general breakdown of membernae structure.
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9th General Science English Medium Chapter 2 Preperation

Here you can prepare Short Questions of 9th General Science English Medium Chapter 1 (Our Life and Chemistry). Click the button for 100% free full practice test.

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