Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 6 Molecular Basis of Inheritance Question 1. In DNA strand, the nucleotides are linked together by (a) glycosidic bonds (b) phosphodiester bonds (c) peptide bonds…
Bihar Board 12th Chemistry Objective Questions and Answers Bihar Board 12th Chemistry Objective Answers Chapter 4 Chemical Kinetics Question 1. When a chemical reaction takes place, during the course of the reaction the rate of reaction (a) keeps on increasing…
Bihar Board 12th Physics Objective Questions and Answers Bihar Board 12th Physics Objective Answers Chapter 14 Semiconductor Electronics: Materials, Devices and Simple Circuits Question 1. At absolute zero, Si acts as a (a) metal (b) Semiconductor (c) insulator (d) None…
Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 5 Principles of Inheritance and Variation Question 1. The colour based contrasting traits in seven contrasting pairs, studied by Mendel in pea plant were (a)…
Bihar Board 12th Economics Model Papers Bihar Board 12th Economics Model Question Paper 5 in English Medium Time : 3 Hour. 15 Min Full Marks : 100 Instructions Candidates are required to give their answers in their own words as…
Bihar Board 12th Chemistry Objective Questions and Answers Bihar Board 12th Chemistry Objective Answers Chapter 3 Electrochemistry Question 1. Which of the following is the correct cell representation for the given cell reaction ? Zn + H2SO4→ ZnSO4 + H2…
Bihar Board 12th Hindi Model Papers Bihar Board 12th Hindi 100 Marks Model Question Paper 1 समय 3 घंटे 15 मिनट पूर्णांक 100 परिक्षार्थियों के लिए निर्देश परीक्षार्थी यथा संभव अपने शब्दों में ही उत्तर दें। दाहिनी ओर हाशिये पर…
Bihar Board 12th Physics Objective Questions and Answers Bihar Board 12th Physics Objective Answers Chapter 12 Atoms Question 1. In Geiger-Marsden scattering experiment, the trajectory traced by an a-particle depends on (a) number of collision (b) number of scattered a-particles…
Bihar Board 12th Physics Objective Questions and Answers Bihar Board 12th Physics Objective Answers Chapter 15 Communication Systems Question 1. Who invented world wide web? (a) J.C.R. Licklider (b) Tim Berners-Lee (c) Alexander Graham Bell (d) Samuel F.B. Morse Answer:…
Bihar Board 12th Chemistry Objective Questions and Answers Bihar Board 12th Chemistry Objective Answers Chapter 6 General Principles and Processes of Isolation of Elements Question 1. Which of the following example is not correctly matched ? (a) Two most abudant…
Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 10 Microbes in Human Welfare Question 1. Microbes are present in (a) soil (b) thermal vents (c) polluted water (d) all of these Answer: (d)…