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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.
| 56701. |
What is camouflage |
| Answer» Camouflage refers to the term disguise. It is a natural phenomenon used by plants and animals to disguise themselves as per their environment. Camouflage is the natural defence mechanism developed in the prey. During this phenomenon, animals change their skin colour or disguise themselves as per their surrounding colour so that they cannot be detected by other predators. Certain predators also use this mechanism for hunting. | |
| 56702. |
Migration |
| Answer» Migration is another means to escape the harsh , cold conditions if adaptation is not possible. | |
| 56703. |
Name one harmone |
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Answer» Thyroxin Tq Plant or Animal Harmon. |
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| 56704. |
Draw a ray diagram of convex mirror when the object is kept at 15cm and focal length is 10cm |
| Answer» | |
| 56705. |
Significance of variations |
| Answer» Germinal variations are more important because they are inherited to the offsprings and they are regarded as the raw material of adaptation and evolution. ... Continuous variation is most important in relation to evolution | |
| 56706. |
Why sun looks red in the morning and evening? |
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Answer» Hii In morning time sun is far away from us. So long distance is travelled by light. Due to this short wavelength colour is scattered by particles. And only longer wavelength of light is reached in our eyes Because due to atmospheric refraction Hi |
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| 56707. |
Why is nomenclature to important in carbon & compounds? |
| Answer» Why is your name important ???Same answer | |
| 56708. |
Name the largest joint of our body??? |
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Answer» I hope it will help u The knee, the largest joint in the body, is a hinge joint consisting of three parts. The lower end of the thigh bone, called the femur, rotates on the upper end of the shin bone, called the tibia, and the knee cap, or patella, which slides in a groove on the end of the femur. |
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| 56709. |
In convex mirror prove that R=2f |
| Answer» yes both mirrors prove R/C=2f | |
| 56710. |
What is a tyndall effect? |
| Answer» The Tyndall effect, also known as Willis–Tyndall scattering, is light scattering by particles in a colloid or in a very fine suspension. It is named after the 19th-century physicist John Tyndall. | |
| 56711. |
Which is densor - air or water with explain |
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Answer» Because differences in their n Jhb Water is denserWhile air is rarer |
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| 56712. |
Hydrogen +water=sodium hydroxide +hydrogen |
| Answer» | |
| 56713. |
Why ABA is known as stress hormone? |
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Answer» Because it is growth inhibitor hormone it causes wilting of leaves and it induses the closing of stomata during transpiration and breaks the seed dormacy in seed germination. Absiscic acid is known as sress hormone because it promotes wilting of leaves and closes the stomata opening |
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| 56714. |
What is the various mode of waste disposal |
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Answer» 2. Biodegradable domestic wastes can be converted into compost by burying in a pit dug into ground and uses as manure The broken plastic articles are sent to plastic processing factories where they are melted and remoulded to make new articles.Similarly, waste metals articles are sent to metal industries where they are melted and recyled as solid metal for various purpores. 1. The solid waste like paper, plastic, glass and metals are recycled. For e.g. waste paper is sent to paper mills where it is reprocessed to form new paper once again. |
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| 56715. |
Previous year ka science paper. Class 10 ka |
| Answer» | |
| 56716. |
How many bones are present in human Skull |
| Answer» 22 | |
| 56717. |
When does stomata of leaves open? |
| Answer» Stomata of leaves open at the time photosynthesis, it help the exchange of gases and loss of water in the form of water vapour | |
| 56718. |
The boy walks towards the mirror at a speed |
| Answer» Q is incomplete | |
| 56719. |
How many mega pixels of our eyes?guess |
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Answer» 576 576 576 megapixel. |
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| 56720. |
What is the efforence |
| Answer» efflorescence is the migration of a salt to the surface of a porous material, where it forms a coating. The essential process involves the dissolving of an internally held salt in water, or occasionally in another solvent. | |
| 56721. |
What makes glass or water transparent? |
| Answer» Photons pass through glass because they are not absorbed. And they are not absorbed because there is nothing which "absorbs" light in visual frequencies in glass. You may have heard that ultraviolet photons are absorbed by glass, so glass is not transparent for them. | |
| 56722. |
Why do we store silver chloride in dark bottle ? |
| Answer» Compounds Like Silver Chloride are light sensitive. And they may react to light very fast and lose its properties. That\'s why they are to be stored in dark bottles to prevent the entry of light. AgCl is converted to molecular Ag atoms by the effect of photons of light. | |
| 56723. |
Explain the working of DC Motor ? |
| Answer» Plzz some one explain it. | |
| 56724. |
Lesson name of lesson number 4 |
| Answer» Which subject Junaid | |
| 56725. |
Why do fire glow at night ? |
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Answer» Thank u so much. This reaction is accompanied by emission of light. Therefore, fire flies glow at night.) ... This process occurs in specialized light-emitting organs, usually on a firefly\'s lower abdomen. The enzyme luciferase acts on the luciferin, in the presence of magnesium ions, ATP, and oxygen to produce light. |
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| 56726. |
Perfect sample paper i am buy so. 85 ruppess |
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Answer» Book na hai sample paper hai Kya Naam hai book ka |
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| 56727. |
What is full form of IUPAC ??? |
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Answer» International union of pure and applied chemistry Thank you so much International union of pure and applied chemistry |
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| 56728. |
Hi decomposes into hydrogen and iodide is it a oxidation reaction??? |
| Answer» | |
| 56729. |
Give 5 differences between regeneration and fragmentation proceess |
| Answer» FRAGMENTATION --> • it occurs in multicellular organisms.• organism simply break up into many pieces on maturation and each fragment grows into new individual.• no specialised cells are involved. • EX- spirogyra............ ....... ............... REGENERATION --> • it occurs in fully differentiated organisms.• if the individual is somehow cut or broken into pieces , then only pieces grow into new individuals.• it is carried out by specialised cells , which make a mass of cells from different cells which undergo changes to become cell types and tissue.• EX- hydra , planaria. | |
| 56730. |
Why metals are lustrous. Explain |
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Answer» Thank u Metals are lustrous because of the free electrons they have. The free electrons can move freely in the metal causing any light incident on them to get reflected back. This reflection is specular reflection rather than diffused and thus the metal surface appears shiny or lustrous . |
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| 56731. |
Structure of dimand |
| Answer» Diamond are very hard metals | |
| 56732. |
How do metal carbonates react with water?give examples |
| Answer» | |
| 56733. |
what preaution should be to taken to show than light is assential for photosithesia |
| Answer» What preaution should be to taken to show than light is assential for photosithesis | |
| 56734. |
Is dam a source to practise aquaculture |
| Answer» | |
| 56735. |
Disadvantage of a.c.? |
| Answer» Disadvantage of AC\tPeak value of A.C. is high and it is dangerous to use so better insulation is required.\tAn A.C. is transmitted from surface of the conductor and hence need several strands of thin wires insulated from each other. | |
| 56736. |
What is the rarest metal found on earth |
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Answer» Two of the world\'s rarest metals are rhodium, which is estimated to be three parts per billion in the universe, and osmium, which is estimated to be about 0.6 parts per billion in the universe. Oxygen is a non metal Oxygen |
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| 56737. |
Lenght of spinal cord in huamn being |
| Answer» 4 | |
| 56738. |
why aluminium is used for making utensil but it have very high reactivity |
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Answer» Aluminum is highly reactive metal and they good canducter of heat so it use utensils and aluminum metal have protective layer is used to making cooking utensils Aluminium is highly reactive metal. When aluminium is exposed to air it reacts with oxygen and forms a white thin layer of aluminium oxide on its surface. This layer forms protective coating on aluminium and prevents the reaction of aluminium with oxygen. Aluminium metal with this protective layer is used for making cooking utensils. |
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| 56739. |
From where stimulus is acquired |
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| 56740. |
Full information equation |
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| 56741. |
What is micturition? ??? |
| Answer» The urge to pass out urine is called micturition.It happens when the bladder is completely filled. | |
| 56742. |
Difference between metal and non metal on the chemical properties |
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Answer» Metal oxide are basic oxide whareas non metal are acidic oxide Metal have poditive charge where as non metal have negative charge.Metal react with oxygen than make basi oxide where as nin metal make acidic oxide |
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| 56743. |
Name the one example of holozoic nutrition |
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Answer» Amoeba HolozoicOmnivoreHuman being |
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| 56744. |
Name two metals which float on surface of water. |
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Answer» Magnesium Yes,i know one that is calcium but want to know other Calcium |
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| 56745. |
Name one use of mx excel |
| Answer» Ni malum | |
| 56746. |
What is thermic reaction |
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Answer» That reaction in which heat is either gain or loos is know ka thermic reac....it is of 2 types.......exo and endo Hi |
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| 56747. |
He bro kisi ko pata hai board ka paper kab se hai |
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Answer» Yes from tomorrow board ke ppr march me strt hote h bhai No bro SORRY |
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| 56748. |
Al2O3 + 6Hcl = 2AlCl3 + 3H2O? |
| Answer» Double displacement reaction | |
| 56749. |
Why we use condoms |
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Answer» from avoid to disease such as AIDS and from many fungual disease ???????? Issa world ka population control hota hai |
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| 56750. |
What is lorenge force |
| Answer» 4 | |