Description : If UV-C helps create ozone layer and converts Oxygen to O-3. Then why isn't it called ionizing radiation?
Last Answer : answer:In general, Ionizing radiation uses alpha, beta or gamma particles In general , Non ionizing radiation is electomagnetic waves like radio waves, light, thermal UV-C is considered right at the ... consider anything less than 100 nm ionizing . The EPA has a handy chart discussing this.
Description : The radiant energy having lowest energy is – (1) gamma rays (2) UV rays (3) visible light (4) microwave radiation
Last Answer : (4) microwave radiation Explanation: The parts of the electromagnetic spectrum, arranged from highest energy to lowest, are gamma rays, Xrays, Ultraviolet light, visible light, infrared light, microwaves, and radio waves.
Description : The radiant energy having lowest energy is (1) gamma rays (2) UV rays (3) visible light (4) microwave radiation
Last Answer : microwave radiation
Description : Of the following, the most energetic form of NON-IONIZING radiation is: w) ultra-violet light x) infra-red light y) radar z) microwaves
Last Answer : ANSWER: W -- ULTRA-VIOLET LIGHT
Description : Higher concentration of CO2 in atmosphere (A) Allows visible solar radiation (ultraviolet) of short wave-length to pass through (B) Reflects and absorbs the longer wavelength (infra-red) radiations (C) Prevents solar heat being ... in 'heat trap' i.e., global warming (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Microorganism used as biological indicator for sterilization by ionizing radiations A Bacillus subtilis B Bacillus pumilus C Salmonella typhi D Serratia marcescens
Last Answer : B Bacillus pumilus
Description : Is the radiation from a tanning bed, Ionizing or Non-Ionizing?
Last Answer : answer:Tanning beds are health risks because of ultraviolet (uv) radiation, which is definitely ionizing. This means the photons have enough energy to break chemical bonds in skin molecules. If this ... might somehow lead to cancer, though they emphasize there's no actual evidence of a link.
Description : Exposure of UV radiations causes
Last Answer : Exposure of UV radiations causes A. Formation of thyamine dimers B. Addition of base pairs C. Deletion of base pairs D. Methylation of bases.
Description : Which is correct about statements X and Y statement X. DDT shows biological magnification Statement Y : UV radiations causes ozone depletion .
Last Answer : Which is correct about statements X and Y statement X. DDT shows biological magnification Statement Y : UV ... D. X is not correct, Y is correct.
Description : UV radiations bring about
Last Answer : UV radiations bring about A. skin cancers B. Mouth cancer C. Lung cancer D. Liver cancer
Description : UV radiations in the stratosphere are absorbed by
Last Answer : UV radiations in the stratosphere are absorbed by A. Oxygen B. ozone C. sulphur dioxide D. Argon.
Last Answer : Exposure of UV radiations causes A. Damage to eye sight B. Sunburn C. Skin cancer D. All the above
Description : Ozone saves the biosphere by absorbing high energy radiations called - (1) Infra-red (2) Gamma rays (3) Ultraviolet rays (UV) (4) X-rays
Last Answer : (3) Ultraviolet rays (UV) Explanation: The ozone layer or ozone shield is a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet (UV) radiation. It absorbs 97 to 99 ... 200 nm to 315 nm wavelength), which otherwise would potentially damage exposed life forms near the surface.
Description : This cause the depletion of ozone layer by decomposing ozone to oxygen . a) CFC b)UV radiations c)CO2 d)O2
Last Answer : b)UV radiations
Description : Ozone saves the biosphere by absorbing high energy radiations called _____ . (1) Infra-red (IR) (2) Gamma rays (3) Ultraviolet rays (UV) (4) X–rays
Last Answer : Ultraviolet rays (UV)
Description : Which one of the following is used for determining the structure of crystal - (1) Gamma rays (2) X-rays (3) UV rays (4) visible light
Last Answer : (2) X-rays Explanation: Crystallography is the science that examines crystals which can be found everywhere in nature, from salt to snowflakes to gemstones.
Description : Which of the following HPLC detectors is used as a bulk property or general purpose detector? A. Electrochemical detector B. Fluorescence detector C. UV-Visible detector D. Evaporative Light scattering detector
Last Answer : D. Evaporative Light scattering detector
Description : Is radiation dermatitis or radio dermatitis only caused from ionizing radiation?
Last Answer : answer:My guess would be yes. As many as 95% of patients receiving radiation therapy for cancer treatment will have some form of skin eruption due to the radiation. High frequency ultraviolet, X-rays and ... ionizing. I will have to leave it to one of the doctors here to discus the biopsy issue.
Description : Is ionizing radiation always harmful? -Physics
Last Answer : No, ionizing radiation is only harmful to an organism as a whole when its amount gets too high. We are constantly bombarded with very small amounts of ionizing radiation that occur naturally, ... and function, but damage to the genes causes the cells to pursue aggressive and uncontrolled growth.
Description : As a general rule, ionizing radiation is most damaging to
Last Answer : As a general rule, ionizing radiation is most damaging to A. Mature, stable cells B. Actively ... specialized cells D. Cells in which food is stored
Description : What is photon ionizing radiation?
Last Answer : Need answer
Description : Can neutrons ionizing radiation penetrate deep body tissue?
Description : When is ionizing radiation used to sterilize? a. To Sterilize Vitamins b. For Preserving Foods c. To Sterilize Hormones d. To Sterilize Antibiotics e. All The Above
Last Answer : e. All The Above
Description : Which of the following is bactericidal? A.Membrane filtration B.Ionizing radiation C.Freeze-drying D.Deep freezing
Last Answer : B.Ionizing radiation
Last Answer : onizing radiation
Description : What is the greatest disadvantage of radiographic inspection? a) the inability to size defects accurately b) The physical size of the equipment c) The skill level of the operator d) The harmful effects of ionizing radiation
Last Answer : d) The harmful effects of ionizing radiation
Description : What is Recklinghausen disease: A. Neurofibromatosis B. Necrosis of bone produced by ionizing radiation
Last Answer : A. Neurofibromatosis
Description : Microwave radiation is often called ____ radiation. a. ionizing c. electrical b. nonionizing d. magnetic
Last Answer : b. nonionizing
Description : In the United States, the units of measure for the potential biological risk associated with exposure to ionizing radiation are the rem and millirem. What comparable units are used in the metric system?
Last Answer : ANSWER: SIEVERTS or MILLISIEVERTS
Description : The National Council on Radiation Protection and Measurements estimates that the average exposure to ionizing radiation tha individual Americans receive annually from ALL sources is about: w) 60 millirem x) 100 millirem y) 360 millirem z) 500 millirem
Last Answer : ANSWER: Y -- 360 MILLIREM
Description : The U.S. population receives the largest dose of ionizing radiation from: w) natural sources. x) fallout from nuclear weapons testing. y) nuclear medicine. z) nuclear power plants.
Last Answer : ANSWER: W -- NATURAL SOURCES.
Description : Which of the following has the largest wavelength? A. visible light B. x-rays C. infrared light (Answer) D. ultraviolet radiation
Last Answer : C. infrared light (Answer)
Description : Given below are four statements pertaining to separation of DNA fragments using gel electrophoresis. Identify the incorrect statements. (i) DNA is negatively charged molecule and so it is loaded on gel towards the anode terminal. (ii) DNA ... (iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv)
Last Answer : (d) (i), (ii) and (iv)
Description : In gel electrophoresis, separated DNA fragments can be visualized with the help of (a) acetocarmine in bright blue light (b) ethidium bromide in UV radiation (c) acetocarmine in UV radiation (d) ethidium bromide in infrared radiation.
Last Answer : (b) ethidium bromide in UV radiation
Description : Which of the following types radiations is absorbed by the upper layer of the atmosphere? A. Radio-waves B. Infrared C. Visible D. Ultraviolet
Last Answer : ANSWER: B
Description : Which type of radiations are absorbed by the upper layer of the atmosphere? (1) Radio-waves (2) Infrared (3) Visible (4) Ultraviolet
Last Answer : (4) Ultraviolet Explanation: The Troposphere is the layer where the weather happens. Above this layer is the Stratosphere and in between them is the Ozone layer that absorbs the sun's ... . Above the Stratosphere is the Mesosphere, the Thermosphere including the Ionosphere - and the Exosphere.
Description : Which fractions of the visible spectrum of solar radiations are primarily absorbed by carotenoids of the higher plants? (a) Blue and green (b) Green and red (c) Red and violet (d) Violet and blue
Last Answer : (d) Violet and blue
Description : The radiations emitted by human body lies in a) Infrared region b) Ultraviolet region c) Visible region d) None of the above
Last Answer : a) Infrared region
Description : Which type of radiations are absorbed by the upper layer of the atmosphere? (1) Radio-waves (2)Infrared (3) Visible (4) Ultraviolet
Last Answer : Ultraviolet
Description : What is the principle of UV-Visible spectrum ?
Last Answer : Molecules that have pie electrons or bondless electrons absorb energy from these electronic ultraviolet and visible light rays of the molecular orbitals and are transmitted for short periods of ... molecular orbitals in excited state. This results in UV-Visible or Electronic Absorption Spectrum.
Description : Name the spectral series which appear in the region of electromagnetic spectrum. (a) Visible region (b) UV region (c) Far IR region
Last Answer : Ans: (a) Balmer Series (b) Lymen Series (c) Pfund Series
Description : Which of the following is an example of bulk property or general detector in HPLC A. Fluorescence detector B. Refractive index detector C. Electrochemical detector D. UV-Visible detector
Last Answer : Refractive index detector
Description : The increasing amount of CO2 in the atmosphere is slowly raising its temperature because it absorbs (a) the infrared part of the solar radiation (b) the ultraviolet part of the solar radiation (c) all the solar radiations (d) the water vapour of the air
Last Answer : Ans:(a)
Description : Which one of the following statements is correct? (A) During the day, earth reflects solar radiation (B) During the day, earth reflects both solar radiations the emission from its surface (C) During the night, earth emits radiation from its surface (D) All of these
Last Answer : Answer: Option D
Description : Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy? A. radio, visible, infrared, ultraviolet, x-ray, gamma ray B. radio, infrared, visible ... -ray, gamma ray D. radio, infrared, visible, ultraviolet, x-ray, gamma ray (Answer)
Last Answer : D. radio, infrared, visible, ultraviolet, x-ray, gamma ray (Answer)
Description : Is the uv radiation from stars magnified enough to damage ones eyes when viewed from a telescope?
Last Answer : Well, omitting the sun I don’t think you will be able to damage your eyes looking at the night sky through a scope. There is just not enough light to concentrate.
Description : All of the following are electromagnetic radiations except-----? A. Red light B. Sound waves (Answer) C. X-Rays D. Photon
Last Answer : B. Sound waves (Answer)
Description : in addition to being necessary for respiration, _______ also provides uv radiation protection. -General Knowledge
Last Answer : In addition to being necessary for respiration, oxygen also provides UV radiation protection.
Description : Assertion (A): UV radiation causes photodissociation of ozone into `O_(2)` and O, thus causing damage to the stratospheric change. Reason (R): Ozone h
Last Answer : Assertion (A): UV radiation causes photodissociation of ozone into `O_(2)` and O, thus causing damage ... true but reason is wrong D. Both are wrong