Class 10 Science Chapter 9 MCQ
Class 10 Science Chapter 9 MCQ (Multiple Choice Questions) of Heredity and Evolution. All the objective questions are important for examination point of view. Practice science chapter 9 of class 10 here with these MCQs and score better in all exams.All the MCQs are taken from NCERT Textbooks issued for new academic session 2020-2021.
Class 10 Science Chapter 9 MCQ Online Test for 2020-2021
|Chapter: 9||Heredity and Evolution|
|Contents:||MCQ Online Tests with Answers and Explanation|
Class 10 Science Chapter 9 MCQ with Answers for 2020-21
Class 10 Science Chapter 9 MCQ Online Test with solutions and answers. All the questions are taken from NCERT intext part as well as exercises section. Answers and explanation are also taken from NCERT Books for Class 10 Science only.
Kiran is completed her science chapter where she wrote some statements on “Darwin’s theory”. She wants to know whether the statements are correct or not? Kiran wants to take help from you:
In peas, a pure tall plant (TT) is crossed with a short plant (tt). The ratio of pure tall plants to short plants in F2 is
Consider the following statements and choose the incorrect one:
Which of the following statements is not true with respect to variation?
Select the incorrect statement
In human males all the chromosomes are paired perfectly except one. This/these unpaired chromosomes is/are
A cross between a tall plant (TT) and short pea plant (tt) resulted in progeny that were all tall plants because
Which of the following may be used to obtain an F2 generation?
Priya is writing some statements, choose the incorrect statement and help him:
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Which type of traits can be inherited?
Those Variations, which arise during the process of reproduction, can be inherited.
What is meant by heredity?
Transfer of traits from parents to offspring is called heredity.
How do we determine the age of fossil?
There are two components to determine the age. One is, if we dig into the earth and start finding fossils, it is reasonable to suppose that the fossils we find closer to the surface are more recent than the fossils we find in deeper layers. The second way of dating fossils is by detecting the ratios of different isotopes of the same element in the fossil material.
What are fossils?
When a living being dies and the dead body gets caught in hot mud, for example, it will not decompose quickly, and the mud will eventually harden and retain the impression of the body parts of the living being. All such preserved traces of living organisms are called fossils.