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9th Class Biology Online Preparation
9th Class English Medium Subjects
9th Class Urdu Medium Subjects
Online Short Questions For Chapter 1 "9th Class Biology Urdu Medium Chapter 1 Preparation "
Try The Short Questions For 9th Class Biology Urdu Medium Chapter 1 Preparation
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Total Questions10
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Available Sets3
Biology (New Book) - 9th Class Biology Urdu Medium Chapter 1 Preparation
Question # 1
Difference between theory and principle.
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Ans 1: Theory:
If the hypothesis is found to be correct then it becomes a theory. It is supported by a numebr of evidence. A theory can be changed if better evidence is available.
Example:- The theory of evolution. -
Ans 2: Principle:
A theory that has been verified and appears to have wide application may become biological principle or law.
Example:- Mendel's laws of inheritance.
9th Class Biology Urdu Medium Chapter 1 Preparation - Set 1
Question # 1
Difference between theory and principle.
-
Ans 1: Theory:
If the hypothesis is found to be correct then it becomes a theory. It is supported by a numebr of evidence. A theory can be changed if better evidence is available.
Example:- The theory of evolution. -
Ans 2: Principle:
A theory that has been verified and appears to have wide application may become biological principle or law.
Example:- Mendel's laws of inheritance.
9th Class Biology Urdu Medium Chapter 1 Preparation - Set 2
Question # 1
Define Marine Biology
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Ans 1: It is the branch of Biology that deals with the study of life in oceans and salt water.
Application :- It helps to understand ocean biodiversity, discover new species, and address marine conservation issues.
Example:- Coral reefs support a wide variety of marine life.
9th Class Biology Urdu Medium Chapter 1 Preparation - Set 3
Question # 1
What is Qualitave Observation
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Ans 1: It involves characteristics that cannot be measrud with numbers
Example:- Describing the colour and texture of a flower.
9th Biology Urdu Medium Chapter 1 Preperation
Here you can prepare Short Questions of 9th Biology Urdu Medium Chapter 1 Introduction to Biology. Click the button for 100% free full practice test.
