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. |
The oxygen liberated during photosynthesis by green plants come from |
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Answer» The oxygen liberated during PHOTOSYNTHESIS by green plants come from SPLIT WATER MOLECULES.HOPE IT HELPS. |
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| 2. |
Menu driven programimg |
| Answer» MENU-driven PROGRAM A program that OBTAINS input from a USER by displaying a list of options – the menu – from which the user indicates his/her choice.Hope it helps ✌Be Braℹn|y ☑☑ | |
| 3. |
Why is phylum arthropoda considered as the most successful phylum? |
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Answer» the Brainlliest answer!Answer: Presence of Exo-skeletonExplanation:Scientifically speaking, they all come under the Animal KINGDOM under PHYLUM Arthropoda. The success of the arthropods can mainly be attributed to the presence of EXOSKELETON, which makes them versatile, is PROTECTIVE in nature and also allows FLEXIBILITY and mobility.Hope my answer helps!! |
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| 4. |
Describe the usefullness of incineration of wastes and also mention the precautions required in it. Concise Biology Class IX By H.S. Vishnoi CHAPTER 19-WASTE GENERATION AND MANAGEMENT |
| Answer» INCINERATION REDUCES the VOLUME of waste and ALSO destroy the infectious material....we cannot incenerate the things that are explosive and that PRODUCES toxic gases.. | |
| 5. |
4. Write the functions performed by the following cell organelles.(a) Endoplasmic Reticulum(b) Golgi Complex(c) Nucleus(d) Chromoplasts(e) Vacuoles(f) Mitochondria Hello friends please give me correct answers and I will give you brilliant mark |
| Answer» NUCLEUS EXPLANATION:because it is in CELL | |
| 6. |
What is stele ? (biology) |
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Answer» stele is the central PART of the root or stem CONTAINING the tissues DERIVED from procambium |
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| 7. |
What is pestisides explain it |
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Answer» What are pesticides? The WORD "pesticide" is a general term USED to describe a substance (or mixture) that kills a pest, or it prevents or reduces the damage a pest may cause. PESTS can be insects, mice or other ANIMALS, unwanted plants (weeds), fungi, bacteria or VIRUSES. |
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| 8. |
Why is municipal sewage first separated into degradable and non-degradable wastes. Concise Biology Class IX By H.S. Vishnoi CHAPTER 19-WASTE GENERATION AND MANAGEMENT |
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Answer» tion:because in ORDER to dispose it accordinglywhen It is in mixed texture while DISPOSING it will POLLUTANT for the ecosystem due to non DEGRADABLE waste |
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| 9. |
Why does gaseous exchange continue in the lungs even during expiration? Concise Biology Class IX By H.S. Vishnoi CHAPTER 16-THE RESPIRATORY SYSTEM |
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Answer» Gaseous exchanges continue in the lungs uninterrupted because some air is always present INSIDE the lung alveoli even during EXPIRATION. ... Contraction of inspiratory muscles CAUSES INSPIRATION while RELAXATION causes expiration |
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| 10. |
Why landfills are coming up fast near large cities. Concise Biology Class IX By H.S. Vishnoi CHAPTER 19-WASTE GENERATION AND MANAGEMENT |
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Answer» landfills are coming up faster NEAR LARGE CITIES because of because of liberalisation took place in cities the waste materials comes out from HOME home from factories disturb the landfills |
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| 11. |
Why is it important to know how the germs leave the body of a patient? Concise Biology Class IX By H.S. Vishnoi CHAPTER 17-DISEASES:CAUSE AND CONTROL |
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Answer» It is IMPORTANT because to know the situation of patient so that further treatment can be DONE and the patient can be cure.The GERMS on the BODY of patient would be a major problem in treatment...hope this helps you |
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| 12. |
Explain the terms "vasodilation" and "vasconstriction".How do these processes contribute in temperature regulation of the body? Concise Biology Class IX By H.S. Vishnoi CHAPTER 15-SKIN |
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Answer» Vasodilation refers to the widening of blood VESSELS. It RESULTS from relaxation of smooth muscle cells within the vessel walls, in particular in the large veins large arteries, and smaller arterioles. The process is the opposite of VASOCONSTRICTION, which is the narrowing of blood vessels. |
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| 13. |
What is the normal percentage composition of gases in inspired air and expired air respectively? Concise Biology Class IX By H.S. Vishnoi CHAPTER 16-THE RESPIRATORY SYSTEM |
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Answer» in ORDER to balance the exchange of gasesExplanation:our BODY NEEDS only oxygen nor CARBON DIOXIDE so equal amount of those gases will applied to give o2 and take back co2 |
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| 14. |
How would you prove that the air you breathe out is warmer? Concise Biology Class IX By H.S. Vishnoi CHAPTER 16-THE RESPIRATORY SYSTEM |
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Answer» During exhaling if we put our fingers under NOSTRILS ,we can feel that the AIR coming out is warmer.Hope this HELPS you |
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| 15. |
Taking the exaples of whole grain atta,fruit and green leafy vegetables,describe how roughage in our diet is useful. Concise Biology Class IX By H.S. Vishnoi CHAPTER 12-NUTRITION |
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Answer» riend! Here's ur answer !The cells of all plants have CELL walls made of cellulose. It is not digested in our FOOD canal as we have no cellulose digesting enzyme. The undigested cellulose being fibrous in nature, acts as roughage.Role of roughage:Being fibrous, cellulose absorbs a lot of water and retains it, thus HELPS in keeping the rascal matter soft and prevents constipation.The MOVEMENT of the undigested food becomes easier.It stimulates the muscle contraction in the INTESTINAL wall, making the movement of faecal matter easy. It helps in the removal of cholesterol.Mark as the brainlliest answer! |
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| 16. |
What are antagonistic muscles?Give one example. Concise Biology Class IX By H.S. Vishnoi CHAPTER 14-MOVEMENT AND LOCOMOTION |
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Answer» In your upper arm, there are two main muscles. Go ahead and make an arm curl to see how big your biceps, or upper arm muscle, is.While you are squeezing and contracting your biceps muscle to flex your arm, the biceps is CARRYING out the main movement, and so it is the AGONIST muscle. There's ANOTHER muscle on the underside of your upper arm, CALLED the triceps, or lower arm muscle. The triceps in this case is the antagonist muscle, relaxing and providing movement control while the biceps does the main contraction and movement. An antagonist muscle, just LIKE the antagonist in a novel, works opposite to the main character, which in this case is the agonist muscle that undertakes the main action of movement. |
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| 17. |
Name the different types of joints?Give one exaple of each type. Concise Biology Class IX By H.S. Vishnoi CHAPTER 14-MOVEMENT AND LOCOMOTION |
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Answer» joints are further classified into SIX DIFFERENT categories on the basis of the shape and structure of the joint. The shape of the joint affects the type of movement PERMITTED by the joint. These joints can be described as planar, hinge, pivot, condyloid, saddle, or ball-and-socket joints.example : the tarsal bones of the FOOT, The elbow |
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| 18. |
A doctor advises a bone patient to include more of milk and milk products in his everyday food.Why so? Concise Biology Class IX By H.S. Vishnoi CHAPTER 12-NUTRITION |
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Answer» tion:because a bone PATIENT is having a DEFICIENCY of CARBOHYDRATES which GETS from the milk |
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| 19. |
List any three members each of the flora and fauna of tropical rain forests. Concise Biology Class IX By H.S. Vishnoi CHAPTER 9-ECOSYSTEMS |
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Answer» the THREE members each of the flora and fauna of the Tropical RAINFOREST are flora the plant Kingdom LIKE TREES plants ETC and the fauna The Animal Kingdom like birds animals extra etc. |
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| 20. |
Mention any two drawbacks in classifying organisms under the old two kingdom classification. Concise Biology Class IX By H.S. Vishnoi CHAPTER 10-FIVE KINGDOM CLASSIFICATION |
| Answer» TION:* this SYSTEM did not DISTINGUISH between prokaryotes and EUKARYOTES* did not distinguish between photosynthetic and NON photo synthetic* did not distinguish between unicellular and multicellular | |
| 21. |
Can cell respiration occur in any organism at a temperature of about 65 degree Celcius?Give reason. Concise Biology Class IX By H.S. Vishnoi CHAPTER 8-RESPIRATION IN PLANTS |
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Answer» No, the cell RESPIRATION is virtually IMPOSSIBLE in any organism at a temperature of about 65 DEGREE CELCIUS. The enzymes get more ACTIVE as the temperature increases, but till it reaches 45 degree. ... But most of the enzymes are denatured at 65 degrees. |
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| 22. |
Differentiate among primary,secondary and tertiary consumers.Give one exaple of each in a food chain. Concise Biology Class IX By H.S. Vishnoi CHAPTER 9-ECOSYSTEMS |
| Answer» WITHIN an ecosystem there are three main types of consumers, primary, secondary and tertiary. Primary consumers are those consumers who eat/feed on primary PRODUCERS. For example: Primary producers can be plants and its primary consumers would be CATERPILLARS which eat the leaves of plants. Secondary consumers are those consumers who eat/feed on the primary consumers. For example Primary consumer being the caterpillar will end up getting eaten by Secondary consumer birds, SPARROWS, etc. Finally, Tertiary consumers are those consumers who eat/feed on secondary consumers.For example, the birds who will become prey to WEASELS or bobcats, or other large predators like bigger birds, eagles. | |
| 23. |
What is respiration?How are respiration and burning similar and how are they different? Concise Biology Class IX By H.S. Vishnoi CHAPTER 8-RESPIRATION IN PLANTS |
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Answer» respiration is a process which occurs in all living organisms.Explanation:respiration is intaking of OXYGEN and releasing carbon dioxide in humans and animals but, in PLANTS the respiration is intaking of carbon dioxide and releasing of oxygenrespiration and BURNING are SIMILAR to each other because, the respiration is mentioned above that they intake oxygen to breathe like that the burning occurs due to use of oxygen in atmosphere.so these two are similar in this situationburning are done due to HEATING but the respiration are not by heating. |
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| 24. |
Why do we not use the terms maize fruit and maize seed?What do we say instead? Concise Biology Class IX By H.S. Vishnoi CHAPTER 7-SEEDS-STRUCTURE AND GERMINATION |
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Answer» Maize fruit and maize seeds are not used ,only the word maize is used for the CORN...HOPE this HELPS you |
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| 25. |
In the 1st sec of its flight a rocjet eject 1/60 of its mass with a relatuve velocity of 2073m/s what is the initial acceleration of the object? |
| Answer» EXPLANATION:F=v(dm/dt) ma=2400*(1/60)m. (m is MASS of ROCKET) a=40m/s2 | |
| 26. |
What is supportive tissue? |
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Answer» e, ❤TISSUE ARISING chiefly from the embryonic mesoderm that is characterized by a HIGHLY vascular matrix and INCLUDES collagenous, elastic, and reticular fibers, adipose tissue, cartilage, and bone. It forms the supporting and connecting STRUCTURES of the body.Hope this helps! |
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| 27. |
What is phenumuconiosis |
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Answer» A DISEASE of the lungs DUE to INHALATION of dust, CHARACTERIZED by INFLAMMATION, coughing, and fibrousis |
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| 28. |
Seaweeds are source of what??✋✋✋✋✋✋✋ |
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Answer» Hey mate ,SEAWEEDS are rich in minerals such as iodine , calcium, sodium, magnesium, potassium, ZINC, copper. Seaweeds also provide fibers, vitamins , enzyme , and high QUALITY protein.Hope this will HELP uh!☺️❣️ |
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| 29. |
Why plant tissue and animal tissue are not same |
| Answer» TS and animals differ functionally, their STRUCTURE ( here CELL ) also DIFFERS to support their FUNCTIONS | |
| 30. |
What is soft bark ? and lenticles |
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Answer» tion:the bark which Three examples of the hybrid computer would be the LARGE electronic computer system, the GENERAL purpose hybrid computer and the special purpose hybrid computer. Hybrid computers are computer systems that contain both digital and analog devices, so that each of these PROPERTIES can be utilized to the maximum advantage. |
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| 31. |
Define newton first lawthanks....... |
| Answer» TION:First LAW Of Motion. Isaac NEWTON's first law of motion, also known as the law of inertia, states that an object at rest will stay at rest and an object in motion will stay in motion with the same speed and direction UNLESS acted upon by unbalanced force...Hope it will help u... | |
| 32. |
Under taxidermatology what we study. |
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Answer» under this we studying about the processing of SKIN and STUFFING..EXPLANATION:The art or operation of preparing, stuffing, and mounting the skins of DEAD ANIMALS for exhibition in a lifelike state. |
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| 34. |
Study of interactions among organisms and their envioronment |
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Answer» Ecology is the study of the interactions between organisms and their environment (biotic and abiotic) NATURAL selection describes a process through which populations compete for limited resources. Thus, the sciences of ecology and evolution are very tightly linked.Explanation:Hope it HELPS you! PLEASE mark me as the BRAINLIEST. ✌️✌️✌️ |
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| 35. |
What is parthanocrapy???? |
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Answer» tion:In BOTANY and horticulture, parthenocarpy is the natural or ARTIFICIALLY induced production of fruit without fertilisation of ovules, which makes the fruit seedless. Stenospermocarpy may also PRODUCE apparently seedless fruit, but the seeds are actually aborted while they are STILL small |
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| 36. |
parthenogenesis.???? |
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Answer» tion:Parthenogenesis is a FORM of reproduction in which an egg can DEVELOP into an EMBRYO without being fertilized by a sperm. Parthenogenesis is derived from the Greek words for “VIRGIN birth,” and several insect species including aphids, bees, and ANTS are known to reproduce by parthenogenesis. |
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| 37. |
Iron, nickel, copper, and silver metals were taken in different test tubes and dilute hydrochloric acid was added to each of them. In which of these are you likely to observe gas bubbles? Explain the reactions. |
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Answer» In the test TUBE having IRON we will observe GAS bubbles because of release of H2 gas but in rest of them although they are less reactive then hydrogen they will not release any gas.Fe+2Hcl --->Fecl2 +h2.hope it helps... follow me.... |
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| 38. |
What is difference b/w implant and IUDs??? |
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Answer» implanting is a contraceptive IMPLANT used to prevent pregnancy upto 3 yrs . Mirena is hormone releasing system PLACED in your utreus ( INTRA - utrine device IUD) to prevent pregnancy up to 5 yrs .Mirena is also used to test heavy menstrual bleeding in women Explanation:# follow me.....❤️ |
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| 40. |
Write a short note on regulation of cardiac action |
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Answer» The cardiac action POTENTIAL is a BRIEF change in voltage (membrane potential) across the cell membrane of heart CELLS. ... This action potential passes along the cell membrane causing the cell to contract, therefore the activity of the SAN results in a resting heart rate of ROUGHLY 60-100 beats per minute.Explanation: |
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| 41. |
_____is a complex is ecosystem consisting mainly of trees that support myriad forms of life. |
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Answer» a complex is ECOSYSTEM CONSISTING MAINLY of TREES that support myriad forms of life.FOREST. |
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| 42. |
5. Complete the flow chartTransport vesicleGolgi apparatusAutophagy |
| Answer» PLASMIC reticulem ANSWER:(2) LYSOSOME | |
| 43. |
What is the difination of bio logy |
| Answer» BIOLOGY is STUDYING about HUMANS, flowers and animals INNER and outer BODY parts. | |
| 44. |
The row of trees planted on the margins of deserts are called ______??? |
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Answer» !!The row of TREES PLANTED on the margins of deserts are called ______???▶▶Landscaping is done with a view to create a natural scene by planting of lawn, trees and shrubs. ▶▶They provide the broader context within which we live our lives. ▶▶Living within aesthetically pleasing and culturally MEANINGFUL landscapes ENHANCES our sense of wellbeing.THANKS..!!!! |
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| 45. |
Is surface water more than the groundwater??? |
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Answer» noExplanation: |
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| 47. |
explain the following terms:a)characterisation b) identification c) nomenclature d) classification. |
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Answer» in NOMENCLATURE we have to WRITE about SCIENTIFIC NAME of |
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| 48. |
What is micro evolution??????? |
| Answer» REFER to the ATTACHMENT | |
| 49. |
What is insomania no spam follow me |
| Answer» TION:PERSISTENT problems falling and staying asleep..Anxiety, stress, and depression are some of the most common CAUSES of chronic insomnia. Having difficulty sleeping can also make anxiety, stress, and depression SYMPTOMS worse. Other common emotional and psychological causes include ANGER, worry, grief, bipolar disorder, and trauma. | |
| 50. |
Why do we classify organisms???? |
| Answer» REFER to the ATTACHMENT | |