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9th Class General Science Online Preparation
9th Class English Medium Subjects
9th Class Urdu Medium Subjects
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
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Total Questions10
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Available Sets4
General Science - 9th Class General Science English Medium Chapter 2 Preparation
Question # 1
Write importance of expansion.
- Ans 1: This property helps nature to preserve fish and other aquatic animals in winter, in countries where freezing of water takes place during winter.
- Ans 2: 2- The soluble air present in the winter below the ice helps animals to breath and thus they spend a nice winter under a thick blanket of ice.
9th Class General Science English Medium Chapter 2 Preparation - Set 1
Question # 1
Write importance of expansion.
- Ans 1: This property helps nature to preserve fish and other aquatic animals in winter, in countries where freezing of water takes place during winter.
- Ans 2: 2- The soluble air present in the winter below the ice helps animals to breath and thus they spend a nice winter under a thick blanket of ice.
9th Class General Science English Medium Chapter 2 Preparation - Set 2
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.
9th Class General Science English Medium Chapter 2 Preparation - Set 3
Question # 1
What is rare gases.
- Ans 1: Those gases which are formed in trace amount in atmosphere and are characterized by their inertenss are called noble gases.
9th Class General Science English Medium Chapter 2 Preparation - Set 4
Question # 1
How many magnesium help in plants in photosynthesis.
- Ans 1: Magnesium is absorbed as Mg and it concentration is crops varies between 0.1 and chlorophyll molecule and without chlorophyll the autotropic green plant would fail to carry on photosynnthesis.
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.
