Priyanshu Bihar Board 12th English Model Papers Bihar Board 12th English 100 Marks Model Question Paper 2 Time 3 Hrs, 15 Minutes Full Marks: 100 Instructions Candidates are required to give their answers in their own words as for as practicable. Figures in the right hand margin indicate full marks. While answering the candidate should adhere … Read more
Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 13 Organisms and Populations Question 1. Refer to the given flow chart. Identify X and select the correct option. (a) Communities (b) Biospheres (c) Biomes (d) Species Answer: (a) Communities Question 2. Basic unit of ecological hierarchy is (a) population … Read more
Bihar Board 12th Biology Objective Questions and Answers Bihar Board 12th Biology Objective Answers Chapter 12 Biotechnology and its Applications Question 1. All are the biotechnological applications in order to increase food production except (a) apiculture (b) agro-chemical based agriculture (c) organic farming (d) genetically engineered crop-based agriculture. Answer: (a) apiculture Question 2. Agro-chemical based … Read more
Bihar Board Class 11th English Book Solutions Grammar Analysis Bihar Board Class 11 English Grammar Analysis Analysis का अर्थ होता है वाक्य के अंगों या अंशों को अलग-अलग कर उनकी जाँच करना। सविधा की दृष्टि से इस कार्य को हम तीन भागों में बाँट सकते हैं – (A) वाक्य के Clauses को अलग-अलग करना । … Read more
Bihar Board 12th Physics Objective Questions and Answers Bihar Board 12th Physics Objective Answers Chapter 9 Ray Optics and Optical Instruments Question 1. What can be the largest distance of an image of a real object from a convex mirror of radius of curvature is 20 cm ? (a) 10 cm (b) 20cm (c) Infinity … Read more
Bihar Board 12th Chemistry Objective Questions and Answers Bihar Board 12th Chemistry Objective Answers Chapter 10 Haloalkanes and Haloarenes Question 1. Which of the following is a primary halide ? (a) iso-Propyl iodide (b) sec-Butyl iodide (c) tert-Butyl bromide (d) neo-Hexyl chloride Answer: (a) iso-Propyl iodide Question 2. Which of the following is not an … Read more
Bihar Board 12th Chemistry Objective Questions and Answers Bihar Board 12th Chemistry Objective Answers Chapter 9 Coordination Compounds Question 1. Copper sulphate dissolves in ammonia due to the formation of (a) Cu2O (b) [Cu(NH3)4]SO4 (c) [Cu(NH3)4]OH (d) [Cu(H2O)4]SO4 Answer: (b) [Cu(NH3)4]SO4 Question 2. The number of ions given by [Pt(NH3)6]Cl4 inaqueous solution will be (a) … Read more
Bihar Board 12th Hindi Model Papers Bihar Board 12th Hindi 50 Marks Model Question Paper 1 समय 1 घंटे 37.5 मिनट पूर्णांक 50 परीक्षार्थियों के लिए निर्देश परीक्षार्थी यथा संभव अपने शब्दों में उत्तर दें। दाहिनी ओर हाशिये पर दिये हुए अंक पूर्णांक निर्दिष्ट करते हैं। उत्तर देते समय परीक्षार्थी यथासंभव शब्द-सीमा का ध्यान रखें … Read more
Bihar Board Class 11th English Book Solutions Grammar Active and Passive Voice Bihar Board Class 11 English Grammar Active and Passive Voice (Use of Passive Voice) Active & Passive Voice & Quasi Passive निम्नलिखित वाक्यों को ध्यानपूर्वक पढ़िए और इसपर विचार कीजिए कि list A और list B के वाक्यों में क्या अन्तर है, विशेषकर … Read more
Bihar Board 12th Physics Objective Questions and Answers Bihar Board 12th Physics Objective Answers Chapter 7 Alternating Current Question 1. Alternating voltage (V) is represented by the equation (a) V(t)=Vmewt (b) V(t) = Vm sinωt (c) V(t) = Vm cosωt (d) V(t) = Vm tanωt where Vm is the peak voltage Answer: (b) V(t) = … Read more
Bihar Board 12th Chemistry Objective Questions and Answers Bihar Board 12th Chemistry Objective Answers Chapter 8 The d-and f-Block Elements Question 1. General electronic configuration of transition metals is (a) (n – 1)d 1–10 ns2 (b) nd10 ns2 (c) (n-1)d10 ns2 (d) (n- 1) d1-5 ns2 Answer: (a) (n – 1)d 1–10 ns2 Question 2. … Read more