Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 3 Human Reproduction Question 1. Temperature of the scrotum which is necessary for the functioning of testis is always __________ around below body temperature. (a)…
Bihar Board 12th Physics Objective Questions and Answers Bihar Board 12th Physics Objective Answers Chapter 13 Nuclei Question 1. The natural boron of atomic weight 10.81 is found to have two isotopes 10B and nB. The ratio of abundance of…
Bihar Board 12th Maths Model Papers Bihar Board 12th Maths Model Question Paper 1 in English Medium Time : 3 Hours 15 Min Full Marks: 100 Instructions for the candidates : Candidates are required to give their answers in their…
Bihar Board 12th Maths Objective Questions and Answers Bihar Board 12th Maths Objective Answers Chapter 4 Determinants Question 1. Evaluate the determinant (a) (b) 12 (c) (d) 6 Answer: (a) Direction (2 – 3): Evaluate the following determinants. Question 2.…
Bihar Board 12th Physics Objective Questions and Answers Bihar Board 12th Physics Objective Answers Chapter 4 Moving Charges and Magnetism Question 1. A strong magnetic Held is applied on a stationary electron. Then the electron. (a) moves in the direction…
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…