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Bachelor Notes
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Pravin Keshari
Bachelor Notes
In this section you can find the notes of bachelor level, topic wise.
ACID, BASE AND SALT Part-1 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Define acid. Give any two examples. Answer: An acid is a substance which gives hydrogen (H⁺) ion/s when dissolved in water. For example, hydrochloric acid (HCl), Nitric acid (HNO3). 2) What are bases? Give any two examples. Answer: Bases are the substances which gives hydroxyl ions (OH⁻) when dissolved in water. For example, Sodium hydroxide (NaOH), calcium hydroxide [Ca(OH)₂]. 3) Define alkalis. Give two examples. Answer: Alkalis are water soluble bases. They give hydroxyl ions when dissolved in water. Examples: Sodium hydroxide (NaOH), potassium hydroxide (KOH). 4) What is salt? Give two examples. Answer: Salt is defined as a substance which is formed by partial or complete replacement of hydrogen atom/s by a metal or ammonium radical. Exampl...
CTEVT Entrance Questions Part-06 "Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you'll be successful." - Albert Schweitzer Loading… This entrance questions is for CTEVT entrance exam of Staff Nurse, Medicine(HA), Diploma in Pharmacy(D. Pharm), Medical Laboratory(CMLT), Opthalmic Science(O.A.), etc. The questions in this test are taken from Diploma/ Certificate level Entrance exam 2074. More questions will be given in another blog post. ____________________________________________________________________________________ For any kind of query in any chapter of S.E.E. science, mail your question/s on pravin.keshari.31@gmail.com Follow me on social media: Facebook: Pravin Keshari Twitter: Pravin keshari ...
CTEVT Entrance Questions Part-02 Loading… This entrance questions is for CTEVT entrance exam of Staff Nurse, Medicine(HA), Diploma in Pharmacy(D. Pharm), Medical Laboratory(CMLT), Opthalmic Science(O.A.), etc. The questions in this test are taken from Diploma/ Certificate level Entrance exam 2074. You will get online certificate with your name and grade in your email after the end of this test series of 10 days. More questions will be given in another blog post. ____________________________________________________________________________________ For any kind of query in any chapter of S.E.E. science, mail your question/s on pravin.keshari.31@gmail.com Follow me on social media: Facebook: Pravin Keshari Twitter: Pravin keshari ...
CHEMICAL REACTION Part-2 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Write the types of given chemical equation. (i) C + O₂ → C O₂ (ii) 2KClO₃ → 2KCl + O ₂ Answer: (i) Combination reaction (ii) Decomposition reaction 2) Which type of chemical equation is given below? Fe + CuSO₄ → FeSO₄ + Cu Answer: The given chemical equation is single displacement reaction. 3) Identify the type of chemical reaction given below. Ca + H ₂ SO₄ → Ca SO₄ + H ₂ Answer: The given chemical reaction is single displacement reaction. 4) What is a combination or synthesis reaction? Answer: The chemical reaction in which two or more reactants combine to form a new compound is cal...
Chromosome and Sex determination Part-1 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) What are genes? Answer: Genes are tiny units of heredity found in chromosomes. 2) What are genes made of? Answer: Genes are made of DNA (Deoxy-Ribo Nucleic Acid) . 3) What types of cells contain diploid chromosomes? Answer: Somatic cells or body cells contain diploid chromosomes. 4) What is kinetochore? Answer: The centromere of a chromosome is called kinetochore. 5) Write down the major function of genes. Answer: The major function of genes is to transmit hereditary characteristics from one generation to another. 6) What is a sex-linked disease? Answer: The disease which occurs only in a particular sex (either male or female) is called a sex linked disease. 7) What is sex chromosome? Answer: The chromosome that determine the sex of an organism is called sex chromosome. 8) Write any two examples of chromosomal disorder...
Classification of Elements Part-2 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Write the electronic configuration of potassium in terms of sub-shell. Answer: The electronic configuration of potassium in terms of sub-shell is K-1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹. 2) In what groups do magnesium and nitrogen belong in modern periodic table? Answer: In modern periodic table, magnesium belongs to group IIA (2) and nitrogen belongs to group VA (15). 3) What is common name given to the group I elements in the modern periodic table? Answer: The group I of modern periodic table is commonly named as 'alkali metals' as they contain elements which form alkali on reacting with water. 4) In which group of modern periodic table are alkaline earth metals and halogens kept? Answer: In modern periodic table, alkaline earth metals are kept in group 2 and halogens are kept in group 17. 5) In what groups, noble gases, most reactive non...
Asexual & Sexual Reproduction Artificial Vegetative Propagation Part-1 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) What is asexual reproduction? Answer: The reproduction which takes place without fusion of male and female gametes is called asexual reproduction. 2) What is fission? Answer: The process of asexual reproduction in which a parent organism divides (splits) into two or more daughter organisms is called fission. 3) Name any two animals which have external fertilization. Answer: The two animals which have external fertilization are: (i) Fish and (ii) Frog 4) What is binary fission? Answer: The method of asexual reproduction in which a parent body divides into two daughter organisms is called binary fission. 5) What is the part of plant called that is used for root in grafting? Answer: The part of the plant that is used for grafting is ca...
Environment Pollution and Management Part-1 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) What is environmental management? Answer: Environmental management is the proper management of causative factors of environmental pollution to bring improvement. 2) What is air pollution? Answer: The condition of degrading natural quality of air due to mixing of different pollutants in atmosphere is called air pollution. 3) Mention any two effects of air pollution. Answer: Any two effects of air pollution. (i) Air pollution reduces visibility which invites air and road accidents. (ii)Air pollution reduces solar radiation on the earth and increases greenhouse effect. 4) What is soil pollution? Answer: The degradation in original quality of soil due to natural and artificial causes is called soil pollution. 5) Mention any two effects of water pollution. Answer: Any two effects of water pollution ...
प्राविधिक प्रहरी नायव निरीक्षक - प्रथम पत्र (नेपाल प्रहरी) नेपाल पुलिस अन्तर्गत प्राविधिक प्रहरी को विधि विज्ञान (प्राविधिक प्रहरी नायव निरीक्षक) का लागी प्रथम पत्रमा सोधिएका प्रश्नहरु यस प्रकार छन्। यो प्रश्नहौ लोकसेवा आयोग द्वारा सोधिएको संयुक्त परिक्षा अनतर्गत विधि विज्ञानका लागि सोधिएको हो। मिति २०७८ - ०९ -२९ गते को दिन प्रथम पत्र र ३० गते द्वितीय पत्र (प्रहरी सेवा सम्बन्धि) परिक्षा संचालन भएको हो। Location of Central Police Forensic Science Laboratory: Click here समय ३ घण्टा पत्र : प्रथम पुर्णाङ्क : १०० Subject: Forensic Scien...
Materials Used in Daily Life Part-3 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Which type of fiber are orlan and silk? Answer: Orlan is a synthetic fiber where as silk is a natural fiber. 2) What is called chemical pollution? Answer: The environmental pollution caused by various chemicals like insecticides, chemical fertilizers, synthetic cleaners and other industrial chemicals is called chemical pollution. 3) What are bio-degradable solid wastes? Write with examples. Answer: The solid wastes that decay and decompose after some time are called bio-degradable solid wastes. Examples: Dead animals and plants, waste paper, clothes, thrown food stuffs, etc. 4) What are non bio-degradable solid wastes? Write with examples. Answer: The solid wastes that do not decay and decompose for a long time are called non bio-degradable solid wastes. Examples: Plastics, bottles, glass pieces, metals, etc. 5) What is solid wast...
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