Biology question and answers for January 20, 2024
- Q Nitrogen and chlorine are nonmetals Which of the following statement s is are wrong about nitrogen and chlorine 1 They gain electrons 2 They are semiconductors 3 They are electronegative...
- Q Question 7 Points 1 Which of the following is a physical change e Melting ice Metal corrosion Burning paper Baking bread
- Q Where are metalloids located in the periodic table O Between metals and nonmetals O Below metals O Above nonmetals O Randomly distributed
- Q following reaction the product formed is Ca H SO4 X H O Cao O Casi03 O CaSO4 O CaCO3 Complete Later Comple
- Q What property is not a characteristic of metals O Brittle O Shiny O Ductile O Malleable
- Q Question 4 Points 3 Metallic bonding is the electromagnetic interaction between protons and electrons inner shell electrons Odelocalized electrons static electrons
- Q Question 3 Generally metals exist in Points 1 Osolid and liquid states 6 solid and gaseous states a solid state only Osolid liquid and gaseous states Complete Later
- Q Question 4 Identify the chemical formula of sodium iodide O NaCl Po O Nal O Nal2 O Nall
- Q GradeResults Question 8 12 A compound is said to be ionic if it has an electronegativity difference between its bonding atoms greater than 14 16 Points 1 1 8 My...
- Q Which of the following pairs of ions would form barium oxide O Ba and O O Ba and 0 O Ba 2 and 0 O Ba and 0
- Q uestion Points 1 What is the mass of one atomic mass unit O 1 67 10 14 g 1 67 10 24 g 1 67 1027 g 1 67 10...
- Q adeResults My Activities Tell me what you want to do Q The molar mass of the compound SF is 108 01 g mol Which of the following is the chemical...
- Q Question 4 Points 2 How many molecules of dioxane are present in 2 00 x 109 mol of dioxane O 8 02 x 1032 molecules of dioxane O3 32 x...
- Q My Activities 0 075 mol of tungsten contains how many atoms O 4 5 x 1022 atoms O 4 5 x 1022 atoms O 2 25 x 10 22 atoms...
- Q lonic bonds are formed by O sharing electrons between two atoms O transferring electrons from one atom to another O electrons of the same element O sharing electron pairs unequally
- Q Which of these do not react with acids O Nitrogen O Magnesium Zinc O Iron
- Q What prefix is used to indicate 4 in naming molecular compounds O octa O tetra Otri O deca
- Q HCI has a n Oionic bond O metallic bond O polar covalent bond Ohydrogen bond
- Q Which of the following statements are incorrect 1 All matter is composed of compounds 2 Atoms of the same element are identical 3 Atoms join in indefinite ratios 4 Atoms...
- Q Salt water is a O Brass OAir O solution O Alloy
- Q Grade Results Which of the following is the gradient for the following graph Pressure 1 5 1 3 1 1 09 180 0 9 0 05 atm k O 0...
- Q alleability is an example of O physical property O extensive property O chemical property O atomic property
- Q Which among the following refers to a class of handheld calculators that are capable of plotting graphs solve simultaneous equations and performing various other tasks with variables O Graphing calculators...
- Q GradeResulls What number of moles of O is needed to produce 75 grams of P4010 from P Molecular weight P4010 284 g mol O 0 26 moles O2 64 moles...
- Q Points 1 Question 2 Weight is a force that measures the pull on a given mass by gravity O momentum inertia
- Q Question 10 Points 3 How many meters are there in 2 megameters O 2 106 O 2x10 O 2x10 6 O 2x103
- Q Which of the following statements is false O A clinical thermometer is used to measure the body temperature O A clinical thermometer is used to measure the temperature of the...
- Q Question 2 Points 2 Which of the following pairs of substances conducts electricity Rubber and iron O Iron and salt solution O Sugar and salt solution Wood and sulfur
- Q Points 1 Identify the magnetic material on 8 O Copper O Nickel Silver Gold ties
- Q Points 1 Identify the conductivity of sugar solution Question 6 1000 s cm O 10 s cm O 300 s cm 0 s cm what you want
- Q Points 2 Which of the following changes is observed when sugar is heated in a piece of aluminum foil O Turns light brown and pop O No change O Burns...
- Q Which of the following gases exists as a molecule O Argon O Nitrogen Radon Xenon
- Q Which of the following is NOT a property of a mixture Made of two or more substances Easy to separate O Has a fixed composition it may be homogeneous or...
- Q What are the properties of gases O No fixed shape and fixed volume No fixed shape and volume Fixed shape and fixed volume O Fixed shape and no fixed volume
- Q What term is used to describe a pure substance that can be broken down by means of chemical methods O Matter O Compound Element
- Q Question Identify the compound H 0 ON ruins 00 Oa H O Complete Later
- Q is the smallest unit of a compound O Molecule O Atom Element Mixture
- Q gas O liquid O liquid or gas O solid PALEMINDE
- Q Which of the following is the main postulate of the kinetic theory of matter All substances are made up of very tiny particles called atoms O The particles of matter...
- Q Which among the following statement is incorrect with respect to gases OGas particles are freely arranged within the container O Gases are compressible in nature O They don t have...
- Q According to the kinetic molecular theory liquid particles have greater internal energy than gases O less internal energy than solids O greater internal energy than solids O very strong intermolecular...
- Q According to the kinetic molecular theory O Particles present in matter are in constant rest O Matter possesses definite internal energy O All collisions between particles are inelastic in nature...
- Q I m a process in which a form of matter with random movement of particles throughout the volume changes to a form of matter with vibrating particles Who am I...
- Q Particles in the solid will Orest at all times O vibrate around their fixed point O move around freely Ofly around freely
- Q Which of the following statements is a correct approximation of the kinetic molecular theory O Matter possesses definite amount of kinetic energy due to the constant motion of its particles...
- Q Answer the 4 inferential questions below about the following paragraph 4 Amanda would have a fit if John s dusty boots made it so far as the welcome mat so...
- Q Read the excerpt from the United Nation s resolution on genocide 1948 then answer the following question ARTICLE 1 The Contracting Parties confirm that genocide whether committed in time of...
- Q To investigate the causes of the killings and seek the perpetrators the United Nations created for both the Bosnian and Rwandan genocides O Criminal tribunals Elite military squads Improved agriculture...
- Q During the Yugoslavian Civil War the Serbs seized territory in Bosnia Herzegovina in order to Compel military service of the adult males Force out the other ethnic groups Seize valuables...
- Q What principle of government is shown in this chart What is the purpose of this principle U S Governm 50 State Governm 89 476 Local Governm
- Q Evidence for evolution that compares organisms from islands to the nearby mainland is called A embryology C molecular biology B DNA analysis D biogeography
- Q Biogeography provides evidence for evolution Darwin noted that iguanas from South America differed from those from A the canopy of the rainforest C the Galapagos Islands B a neighboring continent...
- Q The type of media used in microbiology labs that promotes the growth of nonfastidious bacteria is an example of a an Selective media O Enrichment media Complex media Chemically defined...
- Q Which of these are examples of bioterrorists attacks mentioned in the content that we are aware have occured in the past Select 2 correct answer s a religious cult intentionally...
- Q Which of the following describes Serratia marcescens growth pattern in broth Al growth concentrates along a distinct line through the middle of the media where the bacteris was inoculated growth...
- Q me growth patterns in broth is sedime
- Q Dr LOWO 5 AKS 8a1 Select ALL the advantages of using GMO crops A GMOs allow farmers to grow more crops on less land B GMOs allow farmers to use...
- Q Jaylin s and Cory s first child was diagnosed with phenylketonuria PKU although neither Jaylin nor Cory have PKU themselves If they have a second child what is the percent...
- Q O the element can be used as a label to trace atoms through an organism s metabolism O the element passes rapidly through the organism O the element is required...
- Q O Protista and Bacteria O Archaea and Monera O Bacteria and Eukarya O Bacteria and Archaea Question 14 Carbon 14 has the same O atomic number and thus number of...
- Q O six O four O two O three stion 44 Choose the term that correctly describes the relationship between these two sugar molecules H H C OH c o H...
- Q You are suffering from Streptococcus throat infection strep throat You share the following with the bacteria that is responsible for your condition O You both belong to the same domain...
- Q 11 During showers Sara often becomes agitated pinches and yells at others What would be the BEST intervention to make showers les distressing for Sara Make sure there are several...
- Q Mary has been tracking Henry s intake for the past 30 days and it is decreasing There have been many days when Henry only eats one neal What is Mary...
- Q 8 Gloria lives in a care facility She has been diagnosed with middle stage dementia and still enjoys singing Gloria has begun to wander night and often becomes upset when...
- Q 4 Jon s roommate has noticed that Jon often stops in the middle of a task He will say things like I forgot what I was doing or I am...
- Q 15 True or False Once someone has lost the ability to communicate you no longer have to talk with them or explain who you are and what care you are...
- Q GLUT4 is a protein channel that facilitates the transport of glucose into the cell Under nor mal conditions some of the GLUT4 proteins that are synthesized by the cell do...
- Q Which of the following types of information is not always useful for identification purposes O a Number of appendages O b Number of eyes O c Presence or absence of...
- Q As part of their function membrane bound organelles such as mitochondria and the en doplasmic reticulum must move substances across their membranes Which of the following statements best describes a...
- Q Vacuoles which often contain molecules that are destined for exocytosis are bound by the same kind of phospholipid bilayer that makes up the cell membrane How does the structure of...
- Q Phagocytes are white blood cells that engulf and digest pathogens as a part of the immune response of the body Compared to other types of cells phagocytes are likely to...
- Q Which statement correctly explains the formation of hydrogen bonds A The partially positive oxygen atom on one water molecule is attracted to the partially negative hydrogen atom on an adjacent...
- Q DNA molecule via bonds between the previously added nucleotide and the next nucleotide The figure below illustrates a partial strand of a DNA molecule W X Y and Z denote...
- Q 2 Polyploidy is more common in plants or animals 3 What are two advantages to being polyploid
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