This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Explain combination reaction |
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Answer» The reactants, A and B, combine to form a new single PRODUCT, AB, which is ALWAYS a compound. An EXAMPLE of a combination REACTION is when hydrogen and chlorine react to form hydrochloric acid: The subscripts in the chemical reaction in this image refer to the STATES of matter. |
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| 2. |
heya dear........guys.... describe your time table...pcm stream... #Content quality answer required...#no spam |
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Answer» In morning, do yoga for 15 min u feel too good then do study chemistry (monday to Wednesday) and PHYSICS (thursday to SATURDAY) ,for a hour then ready to go to school, after RETURN from school take rest and lunch after it if u have tutions then go to tutiona and then first do ur school homework and then break 15 min for freshness in that breaktime u can hear songs then practice maths for 2 HOURS daily and then take fruits, milk and juices between the study for enegy and good mind then revise chemistry physics, and on sunday u can READ hindi English both and revise all subjects... |
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| 3. |
Which of the following is a transparent materialA. glass B.metals C. wax paper D. ground glassfast service will be marked as brainliest.. |
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Answer» HELLO here is your ANSWER by SUJEET YADUVANSHI ☝☝☝☝☝☝☝☝☝ GLASS that's all |
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| 4. |
What are alloys?.............. |
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Answer» A homogeneous MIXTURE of TWO or more elements is called ALLOY |
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| 5. |
What part of ear. can be hearing.....in surrounding of enviroment |
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Answer» HELLO..... Pinna is the external part of ear which first INTERACT with the SOUND in the surrounding ENVIRONMENT. |
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| 6. |
Why do some metals replace the other metals in the salt solution? |
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Answer» Some METALS LIKE zinc ETC .....are more REACTIVE then some metals like Copper..... |
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| 7. |
What is anodizing what is its use |
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Answer» Hey |
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| 8. |
Explain that combination reaction is opposite of de combination reaction |
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Answer» Combination REACTION :- in which 2 or more elements combine to form single COMPOUND. |
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| 10. |
Solve if you can challenge? (all) |
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Answer» 1 medula oblangata 2 shoots show positive photo tropism 3 a pituitary gland b photo tropism 5 a cerebellum b hypothalamus c thalamus d cerebrum 6 a stimulus of touch b point where stimulus is received 7 a) the nerve pathway involved in a reflex action, including at its SIMPLEST a sensory nerve and a motor nerve with a synapse between. b) auxins - delay aging gibberlins - induce parthenocarpism cytokinins - cell division ethylene - promote aging 8 absisic acid 9 moves towards point of stimulus 10 a) insulin b) cortisone c) SEX corticoids d) groth hormone 12 a) adrenaline production promotes flow of blood to muscles and reduce flow of blood to stomach and intestines b) because hyper secretion may cause acromagaly in adults and gigantism 14) the movement of plant to stimuli of gravity types positive and negative geotropism 15) synapse is the gap between two NEURONS . the impulses are PASSED through polarisation and repolarisation 16) when the sugar level in blood DECREASES the insulin production is reduced due to the negative feed back mechanism 17) adrenaline produced by adrenal gland 18) medula oblangata - controls muscular coordination hypothalamus and thalamus - controls body temp and pressure 19) root 20) shoot show positive phototropism and root shows negative phototropism I NEARLY SPENT 20 MINS TO ANSWER SO DONT TELL ME IT IS WRONG!!!!!!!!! |
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| 12. |
How herbal medicines are better than others |
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Answer» It will HELP you... |
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| 13. |
Why is murcury used in thermometer |
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Answer» Mercury is the only ONE in LIQUID state at room TEMPERATURE. It's used in thermometers becoz it has high coefficient of EXPANSION. Hence, the SLIGHTEST change in temperature is notable. |
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| 14. |
Discuss the physical properties of metals and nonmetals according to class 8 CBSE |
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Answer» Physical PROPERTY of metal are metal are generally solid at room temperature generally high DENSITY and property of malleable and ductility where as non metal are found at solid LIQUID gas at room temperature non lustrous generally have CHEMICAL properties of metal generally metal react with oxygen to make oxide or hydroxide where as non METALS do not react with water and acid |
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| 15. |
A wooden spoon is dipped in a cup of ice cream . It anothers end will be? |
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Answer» A wooden spoon is dipped in a cup of ICE cream it will not be any cold because it is BAD CONDUCTOR of HEAT |
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| 16. |
What is the composition of brass and bronze? |
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Answer» Hi FRIEND here is the answer ...... |
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| 18. |
Why conduction is only possible in solids ? |
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Answer» Conduction takes place in solids, LIQUIDS and gases, but works best insolids as their atoms/molecules are located closer together. Metals are the best solids for conducting heat. Metals have tightly PACKED atoms which can EASILY PASS on their kinetic energy and also have free moving electrons |
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| 19. |
Difinition of nutrients |
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Answer» NUTRIENTS are molecules in food that all organisms need to make energy, grow, DEVELOP, and reproduce. Nutrients are digested and then broken down into BASIC parts to be used by the organism. There are two main types of nutrients, macronutrients and micronutrients. The three main CATEGORIES of macronutrients include carbohydrate, protein, and fat. The two types of micronutrients are vitamins and minerals, and these are extra molecules that cells need to make energy. Let's take a LOOK at the three groups of macronutrients we mentioned. |
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| 20. |
How are microorganisms useful for us |
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Answer» Microorganisms in food |
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| 22. |
What is the meaning of harnessing natural resources? |
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Answer» HEY DEAR YOUR ANSWER IS HERE |
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| 23. |
Which part of nephron performs selectively reabsorption |
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Answer» the henly's LOOP does the SELECTIVE REABSORBTION |
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| 24. |
What are the difference between fossil fuels and minerals need diagram |
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Answer» Fossil FUELS are the REMAINS of dead plant and animals whereas the MINERALS are KIND of rocks. |
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| 25. |
Balance the chemical equation MN + HCL |
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Answer» Mn(s) + 2 HCL(AQ) = MnCl2(aq) + H2(g) |
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| 26. |
I have a ringworm on my face what medicines will I take to cure |
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| 27. |
What do you know about black hole? how does it made ?why does it made? |
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Answer» Inside a black hole, nothing can hold together. At the "event horizon" then SOMETHING traveling the speed of light can stay there, anything else falls in further. But within the black hole, even light collapses to the center and can't escape. |
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| 28. |
What should be used to prevent clothes from moths and starfish? |
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Answer» Use flypaper and FISH oil to make a homemade moth trap. Use a VINEGAR solution to CLEAN your closets and kitchen. PUT cedar in your closet to repel moths. Use bundles of rosemary, thyme, CLOVES, lavender, or bay leaves to keep moths away. |
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| 30. |
What the meaning of harnessing natural resources ? |
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Answer» I THINK harnessing NATURAL resources MEANS REDUCING natural resources. |
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| 32. |
Define chemical effects of electric current |
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Answer» The phenomenon of causing chemical change,in an ionic solution by PASSING electricity ,CALLED chemical effect of CURRENT |
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| 33. |
I have a ringworm what medicines will I take to cure |
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Answer» You may NEED to take ANTIFUNGAL pills..... |
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| 34. |
Difference between frarence and odour |
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Answer» Any SMELL, whether fragrant or offensive; SCENT; perfume is CALLED Odour while FRAGRANCE is a pleasant smell..!☺☺ |
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| 35. |
How can a slope of displacement time graph can be drawn? |
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Answer» This is how it is DRAWN if it is MOVING in a CONSTANT ACCELERATION |
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| 36. |
The process of transport of pollen grains from one flower to another is called |
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Answer» This PROCESS is KNOWN as POLLINATION. |
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| 37. |
All question is solve |
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Answer» Here is your ANSWER |
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| 38. |
What do you mean by solid carbon dioxide? |
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Answer» It is called the' dry ice ' and' cardice ' . originally the TERM dry ice was trade mark for the solid carbon di oxide . USED predominantly as a cooling agent . It helps ONE to achieve temperatures lower than ice . It does not melt when used in TRANSPORTATION, does not turn into liquid. It is less expensive to PRODUCE than liquid nitrogen |
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| 39. |
acidic,basic and neutral solutions are given in three test tubes and you are given a strip of red litmus? how will you identity the three solutions |
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Answer» Hey here is ur answer... |
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| 41. |
What are stoichiometric defect in ionic crystal |
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Answer» The stoichiometric defects in the ionic crystal are the defects in which the equal no. of cations and ANIONS from the crystal lattice are removed but the ratio of the cations and anions remains the same as the preceding ratio.....these defects results in the maintenance of electrical neutrality of crystal ....DUE to REMOVAL of components of crystal lattice , the density of it decreases as WELL as the entropy of it increases..... |
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| 42. |
Where is space of universe |
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Answer» At least 100 galaxy groups and CLUSTERS are LOCATED within this VIRGO SUPERCLUSTER. Its diameter is thought to be about 110 million light-years. Yet the Virgo Supercluster is one of millions of superclusters in the observable universe |
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| 43. |
Why do silver ornaments loose their shine when kept for some time |
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| 44. |
Make a table of most abundant element in the earth crust |
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Answer» ALLUMINIUM AL is the most ABUNDANT ELEMENT |
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| 45. |
what is the difference between mass and weight of an object will the mass weight of an object on the earth be same as their values of Mars why |
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Answer» MASS is not weight of OBJECT . when GRAVITY pushes mass it is called weight no, because gravity of MARS is not same as earth gravity but mass can be same and weight can be DIFFERENT |
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| 46. |
Is the ice cubes formed in refrigerator without pouring water is good for health? |
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Answer» NO it is because of COMPRESSOR. |
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| 47. |
Describe the steps to get wool |
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Answer» SHEARING , scouring, sorting, bleaching, dyeing,combing/carding, spinning, weaving or KNITTING, rolling and twisting, woolen FABRIC plzzzz mark me has BRAINLIEST ANSWER |
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| 48. |
What is odd in - band aid ,knife ,cotton ball,scissors |
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Answer» KNIFE is odd they all are PRESENT in a FIRST AID kit INSTEAD of knife |
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| 49. |
Give presentation on diegestive system |
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Answer» 1.It is a long MUSCULAR TUBE with many sections and areas. 2.Begins with mouth and ENDS with anus FUNCTIONS OF DIGESTIVE SYSTEM Ingestion Mechanical Processing Chemical Digestion Secretion Absorption Excretion |
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