STH (somatotropic hormone) is also known as (1) TSH (2) LTH (4) ADH (4) GH
Answer: (4) A somatotropic hormone is also known as Growth hormone. Growth hormone (GH) is a peptide hormone produced by... View Article
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Molarity is defined as : (1) The number of moles of solute dissolved in 1 dm3 of the solution (2) The number of moles of solute dissolved in 1 kg of solvent (3) The number of moles of solute dissolved in 1 dm3 of the solvent (4) The number of moles of solute dissolved in 100 mL of solvent
Answer: (1) Molarity of a given solution which means concentration of the solution. It is defined as the total number... View Article
The product of any two irrational numbers (1) Is always an irrational number (2) Is always an rational number (3) Is always an integer (4) Can be rational or irrational number
Answer: (4) Rational numbers are represented in p/q form where q is not equal to zero. Irrational numbers are the... View Article
What is the Root mean square velocity and average velocity?
Answer: Root mean square velocity (RMS value)is the square root of the mean of squares of the velocity of individual... View Article
Which compound is the most soluble in water? (1) Chloroethene (2) Ethanol (3) Ethanal (4) Ethylene glycol
Answer: (4) The solubility is the maximum amount of solute that can dissolve in a known quantity of solvent at... View Article
State Tangent Law in magnetism.
Answer: The tangent law of magnetism is a way of measuring the strengths of two perpendicular magnetic fields. When a... View Article
Explain artificial methods of vegetative propagation in plants.
Answer: Vegetative propagation is an asexual method of plant reproduction that occurs in its leaves, roots and stem. This can... View Article
Suggest control measures of noise pollution.
Answer: Noise is the unpleasant and undesirable sound which leads to discomfort to human beings. The intensity of sound is... View Article
The correct structure of ethylenediaminetetraacetic acid (EDTA) is:
Answer: (a) EDTA called as ethylenediaminetetraacetic acid consisting of 2 amino groups and four carboxyl groups called as Lewis bases.... View Article
Write the SI unit of Resistivity.
Answer: Specific electrical resistance is also known as electric resistivity is a property of material defining how strongly can the material oppose... View Article
Numeral for sixteen crore four lakh fifty thousand three hundred ten is (1) 16450310 (2) 160450310 (3) 164005310 (4) 16004510
Answer: (2) Numerical value is Sixteen crore = 16 x 1,00,00,000 Four lakh = 4 x 1,00,000 Fifty thousand =... View Article
Describe the mechanism of Hatch and Slack pathway in c4 plants.
Answer: Photosynthesis is the biological process by which all green plants, photosynthetic bacteria and other autotrophs convert light energy into... View Article
Chief function of HCl is (1) To maintain low pH to promote growth of microorganisms (2) To facilitate absorption (3) To maintain low pH to activate pepsinogen to form pepsin (4) To dissolve enzymes secreted in stomach.
Answer: (3) Functions of hydrochloric acids are Hydrochloric acid is an essential acid in the stomach. It helps destroy bacteria,... View Article
Name the type of mirror used as a shaving mirror (1) Concave mirror (2) convex mirror (3) Plane mirror (4) None of above
Answer: (1) Concave mirror Explanation A concave mirror is used in the case of a shaving mirror because when the... View Article
The pH of lemon juice is (1) 4 (2) 10 (3) 7 (4) 2.2 to 2.4
Answer: (4) The pH of the chemical solution varies from 0 to 14. Solutions having a value of pH ranging 0... View Article
Explain how soil pollution and soil erosion could be prevented.
Answer: Soil pollution refers to the contamination of soil with anomalous concentrations of toxic substances. Example: Soil contamination that includes... View Article
What is an ambidentate ligand? Give example
Answer: A ligand is an ion or molecule, which donates a pair of electrons to the central metal atom or... View Article
Find the probability of getting 53 sundays in a non leap year. (1) 2/7 (2) 1/7 (3) 1/5 (4) 1/9
Answer: (2) Non-leap year = 365 days In 365 days, Number of weeks = 52 weeks and 1 day is... View Article
The probability of rain today is 60 percent, and the independent probability of rain tomorrow is 75 percent. Calculate the probability that it will rain neither today nor tomorrow. (1) 10% (2) 15% (3) 45% (4) 55% (5) 65%
Answer: (1) Let us consider 100% = 1 Probability of rain today = 60% = 0.6 Probability of no rain... View Article
The oxidative phosphorylation is (1) Addition of phosphate group in ATP (2) Formation of ATP by energy released from electrons removed during substrate oxidation (3) Formation of transfer of phosphate group from a substrate to ADP (4) Oxidation of phosphate group in ATP
Answer: (2) Oxidative phosphorylation is the final step in cellular respiration. It occurs in the mitochondria. It is linked to... View Article
