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NCERT - Principles of Inheritance and Variation Questions and Answers of Class 12 Biology | GkSeries

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Free Download as PDF of the detailed solutions for class 12 Biology from NCERT or CBSE text book as per exam pattern, to help you in day to day learning. We provide all important questions and answers from chapter Principles of Inheritance and Variation of Biology.
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(1) In a centrally planned economy, the ____________ plans all the important activities in the economy.
[1] Industrialists
[2] Citizens
[3] Government
[4] Judiciary
Answer: Government
(2) __________ says that if we keep increasing the employment of an input, with other inputs fixed, eventually a point will be reached after which the resulting addition to output (i.e., marginal product of that input) will start falling.
[1] Law of diminishing marginal product
[2] Law of variable proportions
[3] The Short Run
[4] The Long Run
Answer: Law of diminishing marginal product

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(3) ______________ means that the Supreme Court will reconsider the case and the legal issues involved in it.
[1] Original Jurisdiction
[2] Writ Jurisdiction
[3] Appellate Jurisdiction
[4] Advisory Jurisdiction
Answer: Appellate Jurisdiction
(4) The heavenly body nearest to the earth is the:
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [C]
(5) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(6) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(7) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(8) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(9) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(10) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(11) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(12) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(13) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(14) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]
(15) Which of the following is an antibiotic?
[1] Industrialists
[2] Tuberculosis
[3] Malaria
[4] Small pox
Answer: Option [D]

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