Increase in concentration of the toxicant at successive trophic levels is known as:

Increase in concentration of the toxicant at successive trophic levels is known as:
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Increase in concentration of the toxicant at successive trophic levels is known as: ... C. Biotransformation D. Biogeochemical cycling.
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Increase in concentration of the toxicant at successive trophic levels is known as:

Description : Increase in concentration of the toxicant at successive trophic levels is known as:

Last Answer : Increase in concentration of the toxicant at successive trophic levels is known as ... C. Eutrophication D. Accelerated eutrophication

Increase in concentration of the toxicant at successive trophic levels is known as (a) biotransformation (b) biogeochemical cycling (c) biomagnification (d) biodeterioration.

Description : Increase in concentration of the toxicant at  successive trophic levels is known as (a) biotransformation  (b) biogeochemical cycling (c) biomagnification (d) biodeterioration.

Last Answer : (c) biomagnification

Increase in concentration of the toxicant at successive trophic levels is known as (a) biotransformation (b) biogeochemical cycling (c) biomagnification (d) biodeterioration.

Description : Increase in concentration of the toxicant at successive trophic levels is known as (a) biotransformation (b) biogeochemical cycling (c) biomagnification (d) biodeterioration.

Last Answer : (c) biomagnification

Assertion (A) : In a food chain members of successive higher levels are fewer in number. Reason (R ): Number of organisms at any trophic level depends

Description : Assertion (A) : In a food chain members of successive higher levels are fewer in number. Reason (R ): Number of organisms at any trophic level depends

Last Answer : Assertion (A) : In a food chain members of successive higher levels are fewer in number. Reason (R ... . D. If both assertion and reason are false.

Assertion (A) : In a food chain members of successive higher levels are fewer in number. Reason (R ): Number of organisms at any trophic level depends

Description : Assertion (A) : In a food chain members of successive higher levels are fewer in number. Reason (R ): Number of organisms at any trophic level depends

Last Answer : Assertion (A) : In a food chain members of successive higher levels are fewer in number. Reason (R ... . D. If both assertion and reason are false.

The concentration of DDT in the food chain, from lower to higher trophic levels:

Description : The concentration of DDT in the food chain, from lower to higher trophic levels:

Last Answer : The concentration of DDT in the food chain, from lower to higher trophic levels: A. ... Decreases C. Increases or decreases D. Remains constant

The concentration of DDT in the food chain, from lower to higher trophic levels:

Description : The concentration of DDT in the food chain, from lower to higher trophic levels:

Last Answer : The concentration of DDT in the food chain, from lower to higher trophic levels: A. Remain same B. Decreases in glaciers C. Increases D. Unpredictable

he phenomenon of increase in the concentration of toxic substances at each trophic level in a food chain is called

Description : he phenomenon of increase in the concentration of toxic substances at each trophic level in a food chain is called

Last Answer : biomagnification.

The biological amplification of DDT in the various trophic levels is known as

Description : The biological amplification of DDT in the various trophic levels is known as

Last Answer : The biological amplification of DDT in the various trophic levels is known as A. Green house ... B. biomagnification C. Eutrophication D. Pollution.

Will the impact of removing all the organisms in a trophic level be different for different trophic levels? Can the organisms of any trophic level be removed without causing any damage to the ecosystem? -Biology

Description : Will the impact of removing all the organisms in a trophic level be different for different trophic levels? Can the organisms of any trophic level be removed without causing any damage to the ecosystem? -Biology

Last Answer : Yes, the impact Of removing all the Organisms in a trophic level will be different for different trophic levels. It will not be possible to remove any organism in any trophic level without causing damage to the ecosystem.

What are trophic levels? Give an example of a food chain and state the different trophic levels in it. -Biology

Description : What are trophic levels? Give an example of a food chain and state the different trophic levels in it. -Biology

Last Answer : Each step or level of the food chain forms a trophic level. Consider the following food chain:

Will the impact of removing all the organisms in a trophic level be different for different trophic levels ? Can the organisms of any trophic level be removed without causing any damage to the ecosystem ? -Biology

Description : Will the impact of removing all the organisms in a trophic level be different for different trophic levels ? Can the organisms of any trophic level be removed without causing any damage to the ecosystem ? -Biology

Last Answer : Yes, the impact of removing all the organisms in a trophic level will be different for different trophic levels. For example, on removing producers; herbivores would not be able to survive or ... to maintain the balance of the ecosystem the presence of organisms is necessary at each trophic level.

What are trophic levels ? Give an example of food chain and state the different trophic levels in it. -Biology

Description : What are trophic levels ? Give an example of food chain and state the different trophic levels in it. -Biology

Last Answer : Trophic Levels : The various steps in a food chain at which the transfer of food (or energy) takes place are called trophic levels.Example : A food chain operating in a ... . Grasshopper represents second trophic level. Frog represents third trophic level. Eagle represents fourth tropic level.

what is meant by trophic levels?

Description : what is meant by trophic levels?

Last Answer : answer

Trophic levels are formed by

Description : Trophic levels are formed by

Last Answer : Trophic levels are formed by A. Plants B. animals C. organisms linked in food chain D. carnivores

The amount of living material and nutrients present in different trophic levels and soils at any given time are called, respectively.

Description : The amount of living material and nutrients present in different trophic levels and soils at any given time are called, respectively.

Last Answer : The amount of living material and nutrients present in different trophic levels and soils at any ... and standing quality D. Biomass and standing crop

Different biomes have different animals and plants on the same trophic levels. 

Description : Different biomes have different animals and plants on the same trophic levels. 

Last Answer : Identify the correct correlation: A - Different biomes have different animals and plants on the same ... R is not the correct explanation of A.

If 575250 calories of energy are available at the first trophic level calculate the number of calories available to the second third fourth trophic levels?

Description : If 575250 calories of energy are available at the first trophic level calculate the number of calories available to the second third fourth trophic levels?

Last Answer : 2nd lvl - 57,5253rd lvl- 5,752.54th lvl- 575.25

How many trophic levels can monkeys occupy in a food chain?

Description : How many trophic levels can monkeys occupy in a food chain?

Last Answer : Monkeys can only occupy one which is the secondary consumer

Why are the numbers of trophic levels limited?

Description : Why are the numbers of trophic levels limited?

Last Answer : At each trophic level in a food chain, a large portion of theenergy is utilized for the maintenance of organisms which occur atthat trophic level and lost as heat. As a result of this, organismsin each trophic level pass on less and less energy to the nexttrophic levels, than they receive.

Why are the numbers of trophic levels limited?

Description : Why are the numbers of trophic levels limited?

Last Answer : At each trophic level in a food chain, a large portion of theenergy is utilized for the maintenance of organisms which occur atthat trophic level and lost as heat. As a result of this, organismsin each trophic level pass on less and less energy to the nexttrophic levels, than they receive.

Plants belong to the following category of trophic levels C A. Consumers B. Heterotrophs C. Autotrophs D. Primary consumers

Description : Plants belong to the following category of trophic levels C A. Consumers B. Heterotrophs C. Autotrophs D. Primary consumers

Last Answer : Autotrophs

Plants belong to the following category of trophic levels C A. Consumers B. Heterotrophs C. Autotrophs D. Primary consumers

Description : Plants belong to the following category of trophic levels C A. Consumers B. Heterotrophs C. Autotrophs D. Primary consumers

Last Answer : Autotrophs

Match the trophic levels with their correct species examples in grassland ecosystem. (A) Fourth trophic level (i) Crow (B) Second trophic level (ii) Vulture (C) First trophic level (iii) Rabbit (D) Third trophic level (iv) Grass Select the correct option. (A) (B) (C) (D) (a) (ii) (iii) (iv) (i) (b) (iii) (ii) (i) (iv) (c) (iv) (iii) (ii) (i) (d) (i) (ii) (iii) (iv)

Description : Match the trophic levels with their correct species examples in grassland ecosystem. (A) Fourth trophic level (i) Crow (B) Second trophic level (ii) Vulture (C) First trophic level (iii) Rabbit (D) Third trophic level (iv) Grass Select the ... i) (iv) (c) (iv) (iii) (ii) (i) (d) (i) (ii) (iii) (iv)

Last Answer : (a) (ii) (iii) (iv) (i)

Consider the following statements concerning food chains. A. Removal of 80% tigers from an area resulted in greatly increased growth of vegetation. B. Removal of most of the carnivores resulted in an increased population of deers. C. The length of food chains is generally limited to 3-4 trophic levels due to energy loss. D. The length of food chains may vary from 2 to 8 trophic levels. Which two of the above statements are correct? (a) A, D (b) A, B (c) B, C (d) C, D

Description : Consider the following statements concerning food chains. A. Removal of 80% tigers from an area resulted in greatly increased growth of vegetation. B. Removal of most of the carnivores resulted in an increased population of deers. C. ... are correct? (a) A, D (b) A, B (c) B, C (d) C, D

Last Answer : (c) B, C

Which one of the following animals may occupy more than one trophic levels in the same ecosystem at the same time? (a) Sparrow (b) Lion (c) Goat (d) Frog

Description : Which one of the following animals may occupy more than one trophic levels in the same ecosystem at the same time? (a) Sparrow (b) Lion (c) Goat (d) Frog

Last Answer : (a) Sparrow

If a water body is contaminated with toxicant , its biomagnification will be more marked in

Description : If a water body is contaminated with toxicant , its biomagnification will be more marked in

Last Answer : If a water body is contaminated with toxicant , its biomagnification will be more marked in A. Plankton B. Small fish C. Birds D. Water

An ingredient added to a formulation for enhancing the action of toxicant is called a). Adsorbent b). Adjuvant c). Antidote d). Active ingredient

Description : An ingredient added to a formulation for enhancing the action of toxicant is called a). Adsorbent b). Adjuvant c). Antidote d). Active ingredient

Last Answer : b). Adjuvant

Which kind of planning consists of successive representations of different levels of a plan? a) Hierarchical planning b) Non-hierarchical planning c) Project planning

Description : Which kind of planning consists of successive representations of different levels of a plan? a) Hierarchical planning b) Non-hierarchical planning c) Project planning

Last Answer : a) Hierarchical planning

Which kind of planning consists of successive representations of different levels of a plan? a) hierarchical planning b) non-hierarchical planning c) project planning d) all of the mentioned

Description : Which kind of planning consists of successive representations of different levels of a plan? a) hierarchical planning b) non-hierarchical planning c) project planning d) all of the mentioned

Last Answer : a) hierarchical planning

Which kind of planning consists of successive representations of different levels of a plan? a. hierarchical planning b. non-hierarchical planning c. All of the above d. project planning

Description : Which kind of planning consists of successive representations of different levels of a plan? a. hierarchical planning b. non-hierarchical planning c. All of the above d. project planning

Last Answer : a. hierarchical planning

The maximum concentration of ethanol that is achieved by successive distillation of fermentation broth in continuous stills is A- .60% B- 95% C- .70% D- 99%

Description : The maximum concentration of ethanol that is achieved by successive distillation of fermentation broth in continuous stills is A- .60% B- 95% C- .70% D- 99%

Last Answer : 95%

The following statement(s) is/are true concerning initial microbiologic diagnostic techniques. a. Appropriate expeditious transport of specimens to the microbiology laboratory is essential for obtaining accurate clinical information b. The use of potassium hydroxide in preparing a specimen slide for light microscopy will be useful in identification of anaerobic bacteria c. Antibiotic sensitivity is determined by exposing the specific microorganism to varying amounts of antibiotic with the concentration of the antibiotic inhibiting growth referred to as the MIC (minimal inhibitory concentration) d. Serum levels of antimicrobial agents should achieve in excess of a 4-to 8-fold increase over the MIC to be considered clinically efficacious.

Description : The following statement(s) is/are true concerning initial microbiologic diagnostic techniques. a. Appropriate expeditious transport of specimens to the microbiology laboratory is essential for obtaining accurate ... a 4-to 8-fold increase over the MIC to be considered clinically efficacious.

Last Answer : Answer: a, c, d Because most surgical infections are polymicrobial, specimens should be cultured for aerobic and anaerobic bacteria, as well as fungi. Although aerobic and aerotolerant ... fold increase over MIC during the peak serum level have been demonstrated to be clinically efficacious

Does birth weight increase with each successive child?

Description : Does birth weight increase with each successive child?

Last Answer : My children decreased. My oldest was 7lbs. 12 ounces, my second was 7 lbs. 4 ounces and my third child was 6 lbs. 5 ounces. My best friend’s oldest child was almost 10 lbs. She’s awesome and a trooper! It was vaginal. Her second child was below 8 lbs.

In successive-approximation A/D converter, offset voltage equal to 1/2 LSB is added to the D/A converter’s output. This is done to (A) Improve the speed of operation. (B) Reduce the maximum quantization error. (C) Increase the number of bits at the output. (D) Increase the range of input voltage that can be converted

Description : In successive-approximation A/D converter, offset voltage equal to 1/2 LSB is added to the D/A converter's output. This is done to (A) Improve the speed of operation. (B) Reduce the maximum ... Increase the number of bits at the output. (D) Increase the range of input voltage that can be converted

Last Answer : (B) Reduce the maximum quantization error.

Lack of relaxation between successive stimuli in sustained muscle contraction is known as (a) tetanus (b) tonus (c) spasm (d) fatigue.

Description : Lack of relaxation between successive stimuli in sustained muscle contraction is known as (a) tetanus (b) tonus (c) spasm (d) fatigue.

Last Answer : (a) tetanus

The surface where two successive placements of concrete meet, is known as (A) Contraction joint (B) Expansion joint (C) Construction joint (D) Both (a) and (b)

Description : The surface where two successive placements of concrete meet, is known as (A) Contraction joint (B) Expansion joint (C) Construction joint (D) Both (a) and (b)

Last Answer : Answer: Option C

To stagger vertical joints in successive courses of a wall, a piece of brick is generally used at the end of the course, which is known as (A) Bat (B) Header (C) Stretcher (D) Closer

Description : To stagger vertical joints in successive courses of a wall, a piece of brick is generally used at the end of the course, which is known as (A) Bat (B) Header (C) Stretcher (D) Closer

Last Answer : Answer: Option D

True statements about the aqueous humour: a. has a higher lactic acid concentration than in the plasma b. the glucose levels is lower than that of the plasma levels c. the ascorbic acid concentration is twice that of the plasma d. it contains the same concentration of protein as in the plasma e. the rate of formation is about 2.5ul/minute

Description : True statements about the aqueous humour: a. has a higher lactic acid concentration than in the plasma b. the glucose levels is lower than that of the plasma levels c. the ascorbic acid ... same concentration of protein as in the plasma e. the rate of formation is about 2.5ul/minute

Last Answer : has a higher lactic acid concentration than in the plasma

Which of the following hormone levels will cause release of ovum (ovulation) from the Graffian follicle? (a) High concentration of Estrogen (b) High concentration of Progesterone (c) Low concentration of LH (d) Low concentration of FSH

Description : Which of the following hormone levels will cause release of ovum (ovulation) from the Graffian follicle? (a) High concentration of Estrogen (b) High concentration of Progesterone (c) Low concentration of LH (d) Low concentration of FSH

Last Answer : a) High concentration of Estrogen

Intestinal bacteria can grow in the presence of __________whereas nonintestinal bacteria are A.bile salts B.low concentration of various dyes C.sugars D.low levels of nitrogen

Description : Intestinal bacteria can grow in the presence of __________whereas  nonintestinal bacteria are A.bile salts B.low concentration of various dyes C.sugars D.low levels of nitrogen

Last Answer : A.bile salts

Of the following oxygen administration devices, which has the advantage of providing high oxygen concentration? a) Non-rebreather mask The non-rebreather mask provides high oxygen concentration but is usually poor fitting. b) Venturi mask The Venturi mask provides low levels of supplemental oxygen. c) Catheter The catheter is an inexpensive device that provides a variable fraction of inspired oxygen and may cause gastric distention. d) Face tent A face tent provides a fairly accurate fraction of inspired oxygen, but is bulky and uncomfortable. It would not be the device of choice to provide high oxygen concentration.

Description : Of the following oxygen administration devices, which has the advantage of providing high oxygen concentration? a) Non-rebreather mask The non-rebreather mask provides high oxygen concentration but is ... and uncomfortable. It would not be the device of choice to provide high oxygen concentration.

Last Answer : a) Non-rebreather mask The non-rebreather mask provides high oxygen concentration but is usually poor fitting.

What is a trophic level?

Description : What is a trophic level?

Last Answer : A trophic level is a position in a food chain or food web, defined by an organism's source of energy and nutrients.

What is a trophic level?

Description : What is a trophic level?

Last Answer : A: A trophic level is a position in a food chain or food web that represents an organism's feeding status or its place in the flow of energy and nutrients through the ecosystem.

What is the difference between a trophic level and a food chain?

Description : What is the difference between a trophic level and a food chain?

Last Answer : A: A trophic level refers to the position of an organism in a food chain or web, while a food chain is a linear sequence of organisms through which energy and nutrients are transferred from one organism to another.

What will happen if we kill all the organisms in one trophic level? -Biology

Description : What will happen if we kill all the organisms in one trophic level? -Biology

Last Answer : If we kill all the organisms in one trophic level, then transfer of energy as well as matter to next higher level will stop. It will lead to over- population at one particular level ... individuals. This would seriously disturb the food chain and can cause the collapse of an ecosystem even.

What will happen if we kill all the organisms in one trophic level ? -Biology

Description : What will happen if we kill all the organisms in one trophic level ? -Biology

Last Answer : The food chain would end and ecological balance would be affected. If the herbivores are killed, then the carnivores would not be able to get food and would die. If carnivores are killed, ... unsustainable level. If producers are killed, then the nutrient cycle in that area would not be completed.

What is trophic level ?

Description : What is trophic level ?

Last Answer : Each level of the food chain is called trophic level.

Which unicellular organism has a macronucleus for trophic function and one or more micronuclei for reproduction ?

Description : Which unicellular organism has a macronucleus for trophic function and one or more micronuclei for reproduction ?

Last Answer : Which unicellular organism has a macronucleus for trophic function and one or more micronuclei for ... B. paramecium C. Euglena D. Amoeba