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)…
Bihar Board 12th Physics Objective Questions and Answers Bihar Board 12th Physics Objective Answers Chapter 2 Electrostatic Potential and Capacitance Question 1. Which of the following statement is not true ? (a) Electrostatic force is a conservative force. (b) Potential…
Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 9 Strategies for Enhancement in Food Production Question 1. Which of the following is the “bird flu virus” ? (a) H5N1 (b) Haemophilus influenzae (c)…
Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 8 Human Health and Disease Question 1. Which of the following facrtors affect human health ? (i) Infections (ii) Silent mutation (iii) Life style (iv)…
Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 7 Evolution Question 1. One of the possible early sources of energy was/were (a) CO2 (b) chlorophyll (c) green plants (d) UV rays and lightning.…
Bihar Board 12th Chemistry Model Papers Bihar Board 12th Chemistry Model Question Paper 2 in English Medium Time : 3 Hours 15 Min Full Marks: 70 Instructions for the candidates Candidates are required to give answers in their own words…
Bihar Board 12th Chemistry Model Papers Bihar Board 12th Chemistry Model Question Paper 5 in English Medium Time : 3 Hours 15 Min Full Marks: 70 Instructions for the candidates Candidates are required to give answers in their own words…
Bihar Board 12th Economics Model Papers Bihar Board 12th Economics Model Question Paper 3 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 Physics Model Papers Bihar Board 12th Physics Model Question Paper 3 in English Medium Instructions for the candidates : Candidates are required to give answers in their own words as far as practicable. Figures in the Right-hand…