Description : What is the main component of bones and teeth? A. Calcium carbonate B. Calcium phosphate (Answer) C. Calcium sulphate D. Calcium nitrate
Last Answer : B. Calcium phosphate (Answer)
Description : Main component of bone ash is (A) Calcium sulphate (B) Calcium phosphate (C) Calcium carbonate (D) Sodium phosphate
Last Answer : what is the answer ?
Description : The chemical name of "Plaster of Paris" commonly used for setting broken bones is – (1) Calcium nitrate (2) Calcium sulphate (3) Calcium carbonate (4) Calcium chloride
Last Answer : (2) Calcium sulphate Explanation: Plaster of Paris is the common name of Calcium Sulphate hemihydrate, with chemical formula: CaSO4.1/2H2O. Plaster of Paris is produced by heating gypsum to about 150°C.
Description : The chemical name of “Plaster of Paris” commonly used for setting broken bones is (1) Calcium nitrate (2) Calcium sulphate (3) Calcium carbonate (4) Calcium chloride
Last Answer : Calcium sulphate
Description : The main chemical substance present in the bones and teeth of animals is: A. Sodium Chloride B. Sugar C. Calcium Phosphate D. Calcium sulphate
Last Answer : ANSWER: C
Description : The main chemical substance present in the bones and teeth of animal is (a) sodium chloride (b) sugar (c) calcium phosphate (d) calcium sulphate
Last Answer : Ans:(c)
Description : A FDA – approved ingredient for protection against painful sensitivity of the teeth due to cold, heat, acids, sweets or contact is (a) Dicalcium phosphate (b) Sodium lauryl sulfate (c) 5% potassium nitrate (d) Zinc chloride (e) Calcium carbonate
Last Answer : Ans: C
Description : The chemical substance present in bones and teeth is - (1) Calcium phosphate (2) Calcium chloride (3) Calcium sulphate (4) Calcium borate
Last Answer : (1) Calcium phosphate Explanation: Seventy percent of bone consists of hydroxyapatite, a calcium phosphate mineral (known as bone mineral). Tooth enamel is composed of almost ninety percent hydroxylapatite.
Last Answer : (1) Calcium phosphate Explanation: Seventy percent of bone consists of hydroxyapatite, a calcium phosphate mineral. (known as bone mineral). Tooth enamel is composed of almost ninety percent hydroxylapatite.
Description : The chemical substance present in bones and teeth is (1) Calcium phosphate (2) Calcium chloride (3) Calcium sulphate (4) Calcium borate
Last Answer : Calcium phosphate
Description : The main constituent of hemoglobin is A.Chlorine B.Iron C.Calcium D.None of these
Last Answer : B.Iron
Description : The bones around your chest that protect organs such as the heart are called what?
Last Answer : Ribs
Description : The bones that make up your spine are called what?
Last Answer : Vertebrae
Description : True or false? An adult human body has over 500 bones.
Last Answer : False (there are 206)
Description : The innermost part of bones contains what?
Last Answer : Bone marrow
Description : How many bones are there in a newly born infant? A.206 B.230 C.280 D.300
Last Answer : D.300
Description : How many bones are there in an adult human being? A.210 B.260 C.206 D.300
Last Answer : C.206
Description : Write the molecular formulae of: 1. Copper oxide 2. Iron (III) chloride 3. Sodium hydroxide 4. Iron (II) sulphide 5. Lead (II) oxide 6. Hydrogen nitrate (nitric ... Hydrogen sulphate (sulphuric acid) 8. Calcium hydroxide 9. Magnesium carbonate 10.Ammonium carbonate
Last Answer : 1. Copper oxide - CuO 2. Iron (III) chloride - FeCl3 3. Sodium hydroxide - NaOH 4. Iron (II) sulphide - FeS 5. Lead (II) oxide - PbO 6. Hydrogen nitrate (nitric acid) - HNO3 7. ... ) - H2SO4 8. Calcium hydroxide - Ca(OH)2 9. Magnesium carbonate - MgCO3 10.Ammonium carbonate - (NH4)2CO3
Description : Which of the ‘complex fertilizer’? 1) Ammonium sulphate nitrate 2) Single superphosphate 3) Ammonium phosphate 4) Calcium ammonium nitrate
Last Answer : 3) Ammonium phosphate
Description : The major calcium salt in bones is (A) Calcium carbonate (B) Calcium chloride (C) Calcium hydroxide (D) Calcium phosphate
Last Answer : Answer : D
Description : The main function of the kidney is A.To control blood pressure B.To control body temperature C.To remove waste product from the body D.To help in digestion of food
Last Answer : C.To remove waste product from the body
Description : Which of the following is primarily composed of calcium carbonate? (1) Fish scales (2) Shark teeth (3) Oyster Shes (4) Whale bones
Last Answer : (3) Oyster Shes Explanation: There is a high content of calcium carbonate in mussel andoyster shells, which can be used in the formulation of medicine, in construction or as filler in polymer materials.
Description : Which of the following is primarily composed of calcium carbonate? w) Fish scales x) Shark teeth y) Oyster Shells z) Whale bones
Last Answer : ANSWER: Y -- OYSTER SHELLS
Description : Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium (A) Nitrate (B) Sulphate (C) Carbonate (D) Chloride
Last Answer : (A) Nitrate
Description : The outside layer of skin on the human body is called the?
Last Answer : Epidermis
Description : True or false? Your ears are important when it comes to staying balanced.
Last Answer : True
Description : What is the name of the long pipe that shifts food from the back of your throat down to your stomach?
Last Answer : The esophagus
Description : The flow of blood through your heart and around your body is called?
Last Answer : Circulation
Description : The shape of DNA is known as?
Last Answer : A double helix
Description : Your tongue is home to special structures that allow you to experience tastes such as sour, sweet, bitter and salty, what is their name?
Last Answer : Taste buds
Description : The two holes in your nose are called?
Last Answer : Nostrils
Description : Another name for your voice box is the?
Last Answer : Larynx
Description : How many lungs does the human body have?
Last Answer : 2
Description : What is the human body‟s biggest organ?
Last Answer : The skin
Description : What substance are nails made of?
Last Answer : Keratin
Description : True or false? The two chambers at the bottom of your heart are called ventricles.
Description : The muscles found in the front of your thighs are known as what?
Last Answer : Quadriceps
Description : What is the name of the substance that gives skin and hair its pigment?
Last Answer : Melanin
Description : The colored part of the human eye that controls how much light passes through the pupil is called the?
Last Answer : Iris
Description : What is the name of the biggest part of the human brain?
Last Answer : The cerebrum
Description : Trachoma is a disease of the A.Liver B.Eyes C.Lungs D.Kidneys
Last Answer : B.Eyes
Description : Short-sightedness can be corrected by using A.Convex lens B.Concave lens C.Convex-concave lens D.Concave-convex lens
Last Answer : B.Concave lens
Description : Leukemia is a disease of the A.Lungs B.Blood C.Skin D.Nerves
Last Answer : B.Blood
Description : Myopia is a disease connected with A.Ears B.Eyes C.Lungs D.Brain
Description : Medulla oblongata is a part of human A.Heart B.Brain C.Liver D.Sex organ
Last Answer : B.Brain
Description : The average heartbeat per minute in a normal man is A.50 B.70 C.80 D.100
Last Answer : B.70
Description : Which gland in the human body is called the master gland? A.Pancreas B.Thyroid C.Pituitary D.Spleen
Last Answer : C.Pituitary
Description : Which is the largest organ in the human body? A.Liver B.Heart C.Skin D.Kidney
Last Answer : C.Skin
Description : Which is the largest gland in the human body? A.Thyroid B.Liver C.Pancreas D.None of these
Last Answer : B.Liver
Description : Which of the following glands secrete tears? A.Lachrymal B.Pituitary C.Thyroid D.Pancreas
Last Answer : A.Lachrymal