National good governance day is observed in India on-
(A) December 24
(B) December 25
(C) December 26
(D) December 31
Correct Answer : B
Q :
Equus burchellii is the scientific name of ___________
(A) Buffalo
(B) Ass
(C) Horse
(D) Zebra
Correct Answer : D
Q :
Mohs scale is used to measure ________.
(A) Elasticity of a Material
(B) Liquidity of a Substance
(C) Viscosity of Substance
(D) Hardness of Substance
Correct Answer : D
Q :
Which planet spins the fastest?
(A) Mars
(B) Jupiter
(C) Mercury
(D) Venus
Correct Answer : B
Q :
Which statement is correct in the following?
(A) All metals are tensile.
(B) All non-metals are tensile.
(C) Generally metals are tensile.
(D) Some non-metals are tensile.
Correct Answer : C
Q : Which of the following statements is not true about metabolism?
(A) Younger people generally have a slower metabolism than adults.
(B) Basal metabolism is the amount of energy needed for sustaining life.
(C) Basal metabolism is measured by the amount of calories burned when your body is inactive.
(D) Metabolism is influenced by numerous factors, such as heredity and age.
Correct Answer : A Explanation : Answer: A) Younger people generally have a slower metabolism than adults.
Explanation: Metabolism is the set of life-sustaining chemical transformations within the cells of organisms. The three main purposes of metabolism are the conversion of food/fuel to energy to run cellular processes, the conversion of food/fuel to building blocks for proteins, lipids, nucleic acids, and some carbohydrates, and the elimination of nitrogenous wastes.
Younger people have faster metabolism than adults. Hence, the given statement 'Younger people generally have a slower metabolism than adults' is FALSE.
Q : Which of the following statements about water is false?
(A) There is extensive intramolecular hydrogen bonding in the condensed phase.
(B) Water is oxidized to oxygen during photosynthesis.
(C) Ice formed by heavy water sinks in normal water.
(D) Water can act both as an acid and as a base.
Correct Answer : A Explanation : Answer: A) There is extensive intramolecular hydrogen bonding in the condensed phase.
Explanation: Water possess intermolecular hydrogen bonding in the condensed phase.
Hence, the given statement 'There is extensive intramolecular hydrogen bonding in the condensed phase.' about water is FALSE.
Q : Which of the following is an air pollutant?
(A) Sulphur dioxide
(B) Ozone
(C) Water vapour
(D) Nitric oxide
Correct Answer : A Explanation : Answer: A) Sulphur dioxide
Explanation: Air pollutants are solid particles, gases, and liquid droplets in the air that can adversely affect ecosystems and the health of humans.
Major ambient air pollutants include toxic metals, polycyclic aromatic hydrocarbons, benzene, particulate matter (PM), nitrogen oxides, sulfur oxides, carbon monoxide, and ozone. Power plants, factories, and vehicle and air traffic are the most important anthropogenic sources of air pollution.
In addition, natural sources such as wildfires and volcanic activity contribute to ambient air pollution.
Q :
Biological Oxygen Demand (BOD) is used as a standard measure of __________.