Absence of fish along a river indicates (1) Zone of degradation (2) Zone of active decomposition (3) All zones of pollution (4) Zone of recovery

Absence of fish along a river indicates (1) Zone of degradation (2) Zone of active decomposition (3) All zones of pollution (4) Zone of recovery
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Zone of degradation
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Absence of fish along a river indicates (1) Zone of degradation (2) Zone of active decomposition (3) All zones of pollution (4) Zone of recovery

Description : Absence of fish along a river indicates (1) Zone of degradation (2) Zone of active decomposition (3) All zones of pollution (4) Zone of recovery

Last Answer : (1) Zone of degradation Explanation: Absence of fish along a river indicates zone of degradation.

If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of A. Degradation B. Active decomposition C. Recovery D. Cleaner water

Description : If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of A. Degradation B. Active decomposition C. Recovery D. Cleaner water

Last Answer : ANS: B

The algae dies out in the zone of A. Degradation B. Active decomposition C. Recovery D. Cleaner water

Description : The algae dies out in the zone of A. Degradation B. Active decomposition C. Recovery D. Cleaner water

Last Answer : ANS: A

The North-East India is seismically one of the six most active regions of the world along with the other five zones of a. Mexico, Taiwan, California, Japan and Turkey b. Taiwan, Mexico, Australia, New Zealand and Syria c. Japan, Taiwan, China, South Korea and North Korea d. Turkey, Japan, Vietnam, Laos and Cambodia

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Last Answer : a. Mexico, Taiwan, California, Japan and Turkey

A transport process in herbicide removal a).volatilization b).photo-decomposition c).chemical decomposition d).microbial degradation

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Which one of the following is not conducive to the formation of deltas? (a) Currents and Tides (b) Calm winds (c) Absence of large lakes along the course of the river (d) Sheltered coastline

Description : Which one of the following is not conducive to the formation of deltas? (a) Currents and Tides (b) Calm winds (c) Absence of large lakes along the course of the river (d) Sheltered coastline

Last Answer : Ans: (a)

The process of chemical decomposition at high temperature (upto 5000 C) in total or partial absence of air is called

Description : The process of chemical decomposition at high temperature (upto 5000 C) in total or partial absence of air is called

Last Answer : combustion pyrolysis.

The thermal decomposition of alkanes in the absence of air is called : (a) Combustion (b) Oxidation (c) Cracking (d) Hydrogenation

Description : The thermal decomposition of alkanes in the absence of air is called : (a) Combustion (b) Oxidation (c) Cracking (d) Hydrogenation

Last Answer : Cracking

What is torrid zone? Which places are Torrid zones in India?

Description : What is torrid zone? Which places are Torrid zones in India?

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Ruling class, Regional Zones, Elective representative of the respective regional zone.,Highest decision-making authority

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The storage capacity of a reservoir may be divided into three zones. The lowest zone is (A) Dead storage (B) Useful storage(C) Surcharge storage (D) None of these

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Terzaghi's analysis assumes: (A) Soil is homogeneous and isotropic (B) Elastic zone has straight boundaries inclined at = to the horizontal and plastic zones fully developed (C) Failure zones do not extend above the horizontal plane through the base of the footing (D) All the above

Description : Terzaghi's analysis assumes: (A) Soil is homogeneous and isotropic (B) Elastic zone has straight boundaries inclined at = to the horizontal and plastic zones fully developed (C) Failure zones do not extend above the horizontal plane through the base of the footing (D) All the above

Last Answer : Answer: Option D

Consider the following zones : 1. Saturation zone 2. Capillary zone 3. Intermediate zone 4. Soilwater zone Which of these does not relate to the zone of aeration in the soil profile ? a) 1 and 2 b) 2 and 3 c) 4 only d) 1 only

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Last Answer : d) 1 only

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Pollution producing hermaphroditic fish in the Potomac River. Is this OK?

Description : Pollution producing hermaphroditic fish in the Potomac River. Is this OK?

Last Answer : answer:OMG, it’s like Blinky the three-eyed-fish from the Simpsons! :-) Dunno what happens to humans who eat these, but I sure don’t want to…

On increasing the temperature the solubility of most of the gases in water decreases. An important consequence of this effect is the thermal pollution of water, such as occurs around power plants cooled by a river or stream. How is the survival of fish affected by thermal pollution of water?

Description : On increasing the temperature the solubility of most of the gases in water decreases. An important consequence of this effect is the thermal pollution of water, such as occurs around power plants cooled by a river or stream. How is the survival of fish affected by thermal pollution of water? 

Last Answer : Ans.: When the water temperature of the river or stream is increases the solubility of oxygen in water decreases. Due to this decrease in dissolved oxygen the survival of fish becomes difficult.

A few drops of sap were collected by cutting across a plant stem by a suitable method. The sap was tested chemically. Which one of the following test results indicates that it is phloem sap? (a) Acidic (b) Alkaline (c) Low refractive index (d) Absence of sugar

Description : A few drops of sap were collected by cutting across a plant stem by a suitable method. The sap was tested chemically. Which one of the following test results indicates that it is phloem sap? (a) Acidic (b) Alkaline (c) Low refractive index (d) Absence of sugar

Last Answer : (b) Alkaline

Select the factor which indicates that withdrawal of the successfully used antiepileptic medication is likely to result in recurrence of seizures: A. Childhood epilepsy B. Partial seizures C. Treatment started soon after seizure onset D. Absence of EEG abnormality

Description : Select the factor which indicates that withdrawal of the successfully used antiepileptic medication is likely to result in recurrence of seizures: A. Childhood epilepsy B. Partial seizures C. Treatment started soon after seizure onset D. Absence of EEG abnormality

Last Answer : B. Partial seizures

Pick out the wrong statement. (A) Indian coals on an average contain 25-30% ash as against 10-12% ash in imported coking coal (B) Ammonia is recovered in the form of ammonium sulphate in direct process of by-product recovery (C) A high swelling index number of coking coal indicates poor caking properties of coal (D) Wash oil is used for scrubbing Benzol from coke oven gas

Description : Pick out the wrong statement. (A) Indian coals on an average contain 25-30% ash as against 10-12% ash in imported coking coal (B) Ammonia is recovered in the form of ammonium sulphate in direct ... indicates poor caking properties of coal (D) Wash oil is used for scrubbing Benzol from coke oven gas

Last Answer : (C) A high swelling index number of coking coal indicates poor caking properties of coal

Which phase of the trajectory model of chronic illness is characterized by reactivation of the illness? a) Unstable The unstable phase is characterized by development of complications or reactivation of the illness. b) Stable The stable phase indicates that the symptoms and disability are under control or managed. c) Acute The acute phase is characterized by sudden onset of severe or unrelieved symptoms or complications that may necessitate hospitalization for their management. d) Comeback The comeback phase is the period in the trajectory marked by recovery after an acute period.

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Last Answer : a) Unstable The unstable phase is characterized by development of complications or reactivation of the illness.

In which phase of the trajectory model of chronic illness are the symptoms under control and managed? a) Stable The stable phase indicates that the symptoms and disability are under control or managed. b) Acute The acute phase is characterized by sudden onset of severe or unrelieved symptoms or complications that may necessitate hospitalization for their management. c) Comeback The comeback phase is the period in the trajectory marked by recovery after an acute period. d) Downward The downward phase occurs when symptoms worsen or the disability progresses despite attempts to control the course through proper management.

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Last Answer : a) Stable The stable phase indicates that the symptoms and disability are under control or managed.

Which of the following factors is the most important in the site selection for a nuclear power plant? (A) Absence of earthquake prone zone in nearby areas (B) Abundant availability of water (C) Remotely located from residential areas (D) Proximity to fuel source

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The H-zone in the skeletal muscle fibre is due to (a) the central gap between actin filaments extending through myosin filaments in the A-band (b) extension of myosin filaments in the central portion of the A-band (c) the absence of myofibrils in the central portion of A-band (d) the central gap between myosin filaments in the A-band.

Description : The H-zone in the skeletal muscle fibre is due to (a) the central gap between actin filaments extending through myosin filaments in the A-band (b) extension of myosin filaments in the central portion ... the central portion of A-band (d) the central gap between myosin filaments in the A-band.

Last Answer : (a) the central gap between actin filaments extending through myosin filaments in the A-band

What are the benefits or the advantages of waste heat recovery units (WHRU)? a) Reduced Pollution b) Reduced equipment sizes c) Reduced auxiliary energy consumption. d) All of the above

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Last Answer : All of the above

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Description : A major advantage of waste heat recovery in industry is a) Reduction in pollution c) Increase efficiency d) None of the above

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Major advantage of waste heat recovery in industry is: a) Reduction in pollution b) increase in efficiency c) Both a & b d) none of the above

Description : Major advantage of waste heat recovery in industry is: a) Reduction in pollution b) increase in efficiency c) Both a & b d) none of the above

Last Answer : Both a & b

Benefits of Waste Heat Recovery a. Reduction in pollution b. Reduction in equipment sizes c. Reduction in auxiliary energy consumption d. All of the above

Description : Benefits of Waste Heat Recovery a. Reduction in pollution b. Reduction in equipment sizes c. Reduction in auxiliary energy consumption d. All of the above

Last Answer : Ans:- d. All of the above

The main cause of meandering is (A) Presence of an excessive bed slope in the river (B) Degradation (C) The extra turbulence generated by the excess of river sediment during floods (D) None of the above

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What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor? (a) In the absence of HCl secretion, inactive pepsinogen is not converted into the active enzyme pepsin. (b) Enterokinase will not be released from the duodenal mucosa and so trypsinogen is not converted to trypsin. (c) Gastric juice will be deficient in chymosin. (d) Gastric juice will be deficient in pepsinogen.

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Last Answer : (a) In the absence of HCl secretion, inactive pepsinogen is not converted into the active enzyme pepsin.

The following is not true of naltrexone: A. It produces agonistic actions of its own in the absence of morphine B. It is active orally C. It has a long duration of action D. It can reduce craving for alcohol in chronic alcoholics

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Last Answer : A. It produces agonistic actions of its own in the absence of morphin

Niche overlap indicates (a) mutualism between two species (b) active cooperation between two species (c) two different parasites on the same host (d) sharing of one or more resources between the two species.

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Last Answer : (d) sharing of one or more resources between the two species.

Presence of gills in the tadpole of frog indicates that (a) fish were amphibious in the past (b) fish evolved from frog-like ancestors (c) frogs will have gills in future (d) frogs evolved from gilled ancestors.

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Last Answer : (d) frogs evolved from gilled ancestors.

Do you live in active seismic zone?

Description : Do you live in active seismic zone?

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Which of the following is the most active zone of atmosphere in which weathering events like rain, storm & lightning occur? (A) Thermosphere (B) Troposphere (C) Stratosphere (D) None of these

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A rain shadow zone is present in India (a) along western flanks of the Aravallis (b) along the eastern slopes of the Western Ghats (c) along the western slopes of the Eastern Ghats (d) along the northern flanks of the Vindhyas

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The detention time (t) of a settling tank, may be defined as the time required for A. A particle to travel along its length B. A particle to travel from top surface to bottom sludge zone C. The flow of sewage to fill the tank D. None of these

Description : The detention time (t) of a settling tank, may be defined as the time required for A. A particle to travel along its length B. A particle to travel from top surface to bottom sludge zone C. The flow of sewage to fill the tank D. None of these

Last Answer : ANS: C

Earthquakes that occur along faults are created when ___________ a) Melted rock is erupted along the fault zone b) Stress builds up until rocks break c) The earth shifts and moves along fracture d) Answers b and c

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Last Answer : d) Answers b and c

Surface along which the block of rock slip is called _____? (A) Fault zone (B) Fault Plane (C) Fault scarp (D) None of these

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Last Answer : (B) Fault Plane 

Which of the following caused radioactive pollution along the coast of Kerala? (1) Plutonium (2) Zinc (3) Thorium (4) Radium

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Which of the following caused radioactive pollution along the coast of Kerala ? (1) Plutonium (2) Zinc (3) Thorium (4) Radium

Description : Which of the following caused radioactive pollution along the coast of Kerala ? (1) Plutonium (2) Zinc (3) Thorium (4) Radium

Last Answer : Thorium

Active and passive transports across cell membrane differ in (a) passive transport is nonselective(b) passive transport is along the concentration gradient while active transport is due to metabolic energy (c) active transport is more rapid (d) passive transport is confined to anions while active transport is confined to cations.

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Last Answer : (b) passive transport is along the concentration gradient while active transport is due to metabolic energy

The following is true of quinine: A. It has a longer elimination half-life than chloroquine B. It is not to be used for prophylaxis of malaria C. It is not active against P. vivax D. It should not be used along with sulfa-pyrimethamine

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Differentiate between Active and Passive Immunity along with examples.

Description : Differentiate between Active and Passive Immunity along with examples. 

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Along which active fault the Trans-Alaska pipeline was survived during an earthquake? (A) Denali fault (B) Himalayan frontal thrust (C) Alpine fault (D) None of these

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What planting zone is Myrtle Beach and Little River in?

Description : What planting zone is Myrtle Beach and Little River in?

Last Answer : Need Answer

What are the implications of pollution of river water? -Geography

Description : What are the implications of pollution of river water? -Geography

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What are the main factors of river pollution in India? -SST 10th

Description : What are the main factors of river pollution in India? -SST 10th

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The factor for the selection of pumping station site, is (A) Distance of the source of contamination or pollution (B) Height above the H.F.L. of the river (C) Future expansion (D) All the above

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Last Answer : (D) All the above

How long will a plenty of fish account stay active?

Description : How long will a plenty of fish account stay active?

Last Answer : Need answer

Where is verb My sister swims like an active fish?

Description : Where is verb My sister swims like an active fish?

Last Answer : Verb