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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 38901. |
Why are the carbon form covalent bonds |
| Answer» Because carbon atoms are so small that\'s why it have higher attraction to their outermost she\'ll. Because carbon only able sare it\'s electron. | |
| 38902. |
what are gametes |
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Answer» Sperm in males and egg (ovam) in females are the two gametes . Gamets are genetic material who responsible for reproduction of new offspring |
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| 38903. |
What is the focal length of plane mirror? |
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Answer» I think it could be infinite as in plane mirror rays always reflects perpendicularly so it will meet at infinity 1 |
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| 38904. |
We know that HCL is a very powerful acid but it does not harm our stomach. Why? |
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Answer» Because there is mucus inside our stomach that prevents the inner lining of stomach from HCl? No,ans is wrong ?????it is because layer of skin protect us and in stomach very little amount is present Because HCL which contain in our body is very diluted. Thats why it doesnot hamper our stomach |
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| 38905. |
Why gold and silver do not corrod in moist air |
| Answer» These substances are less reactive so it very less react with moist air so it does not get corroded | |
| 38906. |
Reactivity series of non metals |
| Answer» | |
| 38907. |
About Human brain |
| Answer» The human brain is divided into 3 parts:1.forebrain: it is thinking part of brain .2.midbrain:controll involuntary action. 3.hindbrain:controll voluntary actions | |
| 38908. |
Which metal not react with hot water and cold water but react with steam |
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Answer» Sodium potassium Iron Aluminium and zinc |
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| 38909. |
How does increase in atomic mass affect melting and boiling point? |
| Answer» Because when mass increase also the atomic no. Increase, so the atom losses the holding capacity of it atoms when atomic no. Increase. | |
| 38910. |
Why carbon occurs in most of the compounds present in our surrounding ???? |
| Answer» Due to it\'s property of catenation & formation of covalent bond | |
| 38911. |
Which metal is most ductile |
| Answer» Gold | |
| 38912. |
What is galvalisation |
| Answer» Forming a zinc layer on the surface of metals called galvanising | |
| 38913. |
What is human eyes |
| Answer» A organ which gives us a sensation of sight | |
| 38914. |
What Is Tropic Level ? |
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Answer» Sorry once again trophic Sorry graphic level not graphic The each successive level in a food again is called a graphic level |
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| 38915. |
Construction of motor |
| Answer» | |
| 38916. |
explain power of accommodation from chapter 11- science |
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| 38917. |
Write the name and formula of the first member of the carbon compounds having functional group-COOH |
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Answer» Methanoic acid,HCOOH It is ethnoic acid HCOOH,Formic acid or methanoic acid |
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| 38918. |
Structure of ethyl ethanoate |
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| 38919. |
What is vernacular |
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| 38920. |
What is progeny ? |
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Answer» Bacche Offsprings are known as progeny |
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| 38921. |
Electronic dot structure of h2s |
| Answer» | |
| 38922. |
10%law |
| Answer» | |
| 38923. |
When the board exams of class 10th will start? |
| Answer» 13 feb | |
| 38924. |
What is the use of condom |
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Answer» Bigg boss , splitsvilla , roadies....????????? Delhi....from where PRIYANK SHARMA is....?????????? Just.listen to me I\'m from Ranchi Dhoni city but where are other people from Ohhh.....that\'s absolutely alright man...its ok..??? Listen I don\'t have any such intention ?? thnx...by the way it is written in NCERT ALSO same line...?? You have a good knowledge of it To avoid unwanted pregnancies and it is used by males. |
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| 38925. |
What is pennies? |
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Answer» How.do you know that No this is boss. Brother of testis |
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| 38926. |
Exothermic reaction |
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Answer» heat producing reaction The type of reaction in which heat is released, is known as exothermic reaction Heat is released during the reaction |
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| 38927. |
How are twins born? |
| Answer» When 2 ovam come from the ovary and 2 sperm meet them than form twins | |
| 38928. |
in air |
| Answer» | |
| 38929. |
What is ester?? |
| Answer» When alcohol reacts with carbocalic acid then a sweet smelling compound is formed that is known as ester. | |
| 38930. |
Mirrors image |
| Answer» | |
| 38931. |
Why covalent bond is generally formed when non-metal reacts with non-Metal |
| Answer» Bcoz sharing of bond takes place and no gaining or losing of electron takes place because of absence of aceeptor of electron and hence covalent bond takes place | |
| 38932. |
A project for 10class in chemistry |
| Answer» | |
| 38933. |
Who discovered thumb rule |
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Answer» Maxwell FLEMING |
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| 38934. |
List any two advantages of vegetative propagation |
| Answer» | |
| 38935. |
Which pancreatic or intestinal juice digest carbohydrate |
| Answer» | |
| 38936. |
What is the SI unit of lenses |
| Answer» Dioptre | |
| 38937. |
What is trypin |
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Answer» Sry it\'s converts Pancreas secretes pancreatic juice it contains lipase,trypsin and amylase.Trypsin is an enzyme which concerts peptones into amino acids |
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| 38938. |
Trypsin |
| Answer» | |
| 38939. |
implantation |
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| 38940. |
Why metals are good conductor of heat? |
| Answer» Metals contain free electron. When potential difference is applied at the end of metal rod the electron responds to it and start moving toward the positive terminal of battery this flow of electron results in the conduction of electricity through the metal. | |
| 38941. |
What is produce when ferrous hydroxide react with hydrochloric acid & water ? |
| Answer» | |
| 38942. |
Formation of becl2 |
| Answer» Be kya hai | |
| 38943. |
Explain any three method used by plant to get rid of excretory product |
| Answer» Plants get rid of:1) of water by transpiration 2) some waste substance may be excreted in the soil .3) waste product may be stored in vacuoles or may be stored in leaves which fall of. | |
| 38944. |
What is chemical reaction with suitable example |
| Answer» A physical\xa0change, such as a state\xa0change\xa0or dissolving, does not create a new substance, but achemical change\xa0does. In a\xa0chemical reaction, the atoms and molecules that interact with each other are called reactants. In a\xa0chemical reaction, the atoms and molecules produced by the\xa0reaction\xa0are called products.Combustion\xa0reactions, such as a burning candle, are also\xa0examples\xa0of thechemical change\xa0through the combination of wax and oxygen in a\xa0reaction\xa0that produces heat, light, and carbon dioxide. Decomposition, the opposite of combination, occurs when a single substance breaks down into two or more different substances. | |
| 38945. |
What is lymph? Explain it\'s constitution. |
| Answer» Lymph is the fluid that circulates throughout the lymphatic system. The lymph is formed when the interstitial fluid is collected through lymph capillaries.Lymph Composition. Lymph contains a variety ofsubstances, including\xa0proteins, salts, glucose,\xa0fats, water, and white\xa0blood\xa0cells. Unlike your\xa0blood, lymph does not normally contain any red\xa0blood\xa0cells. The composition of lymph varies a great deal, depending on where in your body it originated. | |
| 38946. |
Explain the need of chemical communication in multicellular organism ? |
| Answer» No | |
| 38947. |
Ductility |
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Answer» Property of a metal by which it is converted into thinner and thinner wires. convert into wires The property of metals in which they can be drawn into wires |
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| 38948. |
What are the functions of seminal vesicals and prostate glands |
| Answer» The seminal gland, more commonly referred to as the seminal vesicle, holds the liquid that mixes with sperm to form semen.Semen combines fluid elements from the epididymis, seminal vesicles, prostate gland, and vas deferens. Each body part plays a key role in semen production. The fluids help the sperm swim towards the egg and keep the sperm nourished during the transit process.This gland is located behind the bladder, above the prostate gland, and in front of the rectum.The prostate gland is a male reproductive organ whose main function is to secrete prostate fluid, one of the components of semen. The muscles of the prostate gland also help propel this seminal fluid into the urethra\xa0during ejaculation\xa0.The prostate is a muscular gland that weighs about three-fourths of an ounce (20 grams) about the size of a small apricot. It surrounds the urethra just beneath\xa0the bladder\xa0. | |
| 38949. |
What are th |
| Answer» | |
| 38950. |
Plese give latest sample paper |
| Answer» | |