The stability of a pond ecosystem depends on - (1) micro-organisms and fishes (2) micro-organisms and zoo planktons (3) fishes and reptiles (4) producers and consumers

The stability of a pond ecosystem depends on - (1) micro-organisms and fishes (2) micro-organisms and zoo planktons (3) fishes and reptiles (4) producers and consumers
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Nutrients are recycled in the atmosphere with the help of certain micro-organisms referred to as (1) producers (2) consumers (3) decomposers (4) None of these

Description : Nutrients are recycled in the atmosphere with the help of certain micro-organisms referred to as (1) producers (2) consumers (3) decomposers (4) None of these

Last Answer : decomposers

hy is a food web more realistic way of portraying an ecosystem than a food chain? a) Because it shows the relation of organisms with each other in a habitat b) Because food chains use only a small sampling of organisms c) Because it doesn‘t shows the relation of organisms with each other in a habitat d) Because it compares the number of consumers to the number of micro-organisms.

Description : Why is a food web more realistic way of portraying an ecosystem than a food chain? a) Because it shows the relation of organisms with each other in a habitat b) Because food chains use only a ... other in a habitat d) Because it compares the number of consumers to the number of micro-organisms.

Last Answer : Because it shows the relation of organisms with each other in a habitat 

In a pond ecosystem, benthos means: (a) Zooplanktons on water surface (b) Large fishes eating small ones (c) Primary consumes in the bottom of a pond (d) All phytoplankton’s

Description : In a pond ecosystem, benthos means: (a) Zooplanktons on water surface (b) Large fishes eating small ones (c) Primary consumes in the bottom of a pond (d) All phytoplankton’s

Last Answer : Ans. ((c))

Can you identify the producers primary consumers ans secondary consumers in the ecosystem?

Description : Can you identify the producers primary consumers ans secondary consumers in the ecosystem?

Last Answer : What is the answer ?

In a ecosystem which would have a larger population producers or primary consumers?

Description : In a ecosystem which would have a larger population producers or primary consumers?

Last Answer : Producers since they make up the population. Yes, they will be threatened by the primary consumers, But since there main goal is to produce, not consume.

What makes an ecosystem? (1) A living community and its environment (2) All the plants and animals of an area (3) Carnivores and herbivores of an area (4) Producers, consumers and decomposers in a particular locality

Description : What makes an ecosystem? (1) A living community and its environment (2) All the plants and animals of an area (3) Carnivores and herbivores of an area (4) Producers, consumers and decomposers in a particular locality

Last Answer : (1) A living community and its environment Explanation: An ecosystem is a community of living organisms (plants, animals and microbes) in conjunction with the nonliving components of their ... a system. These components are regarded as linked together through nutrient cycles and energy flows.

An ecosystem consists of – (1) producers, consumers and decomposers in a particular area. (2) all the plants and animals of an area. (3) a living community and its environment. (4) carnivorous and herbivorous of an area

Description : An ecosystem consists of – (1) producers, consumers and decomposers in a particular area. (2) all the plants and animals of an area. (3) a living community and its environment. (4) carnivorous and herbivorous of an area

Last Answer : (3) a living community and its environment. Explanation: An ecosystem consists of communities of many different species living together, and all the physical aspects of the particular habitat, such as like soil, water, and weather.

Which of the following series is true about energy flow in an ecosystem? (1) Producers Decomposers Consumers (2) Decomposers Consumers Producers (3) Producers --> Consumers ----> Decomposers. (4) Consumers --> Producers Decomposers.

Description : Which of the following series is true about energy flow in an ecosystem? (1) Producers Decomposers Consumers (2) Decomposers Consumers Producers (3) Producers --> Consumers ----> Decomposers. (4) Consumers --> Producers Decomposers.

Last Answer : (3) Producers --> Consumers ----> Decomposers.

Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks. Consumers A D C Uptake Run off Soil solution B A B C D (a) Rock minerals Detritus Litter fall Producers (b) Litter fall Producers Rock minerals Detritus (c) Detritus Rock minerals Producers Litter fall (d) Producers Litter fall Rock minerals Detritus

Description : Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks. Consumers A D C Uptake Run off Soil solution B A B ... minerals Detritus (c) Detritus Rock minerals Producers Litter fall (d) Producers Litter fall Rock minerals Detritus

Last Answer : (c) Detritus Rock minerals Producers Litter fall

What is true of ecosystem? (a) Primary consumers are least dependent upon producers. (b) Primary consumers out-number producers. (c) Producers are more than primary consumers. (d) Secondary consumers are the largest and most powerful.

Description : What is true of ecosystem? (a) Primary consumers are least dependent upon producers. (b) Primary consumers out-number producers. (c) Producers are more than primary consumers. (d) Secondary consumers are the largest and most powerful.

Last Answer : (c) Producers are more than primary consumers.

What makes an ecosystem ? (1) A living community and its environment (2) All the plants and animals of an area (3) Carnivores and herbivores of an area (4) Producers, consumers and decomposers in a particular locality

Description : What makes an ecosystem ? (1) A living community and its environment (2) All the plants and animals of an area (3) Carnivores and herbivores of an area (4) Producers, consumers and decomposers in a particular locality 

Last Answer : A living community and its environment

An ecosystem consists of : (1) producers, consumers and decomposers in a particular area. (2) all the plants and animals of an area. (3) a living community and its environment. (4) carnivorous and herbivorous of an area

Description : An ecosystem consists of : (1) producers, consumers and decomposers in a particular area. (2) all the plants and animals of an area. (3) a living community and its environment. (4) carnivorous and herbivorous of an area

Last Answer : a living community and its environment.

Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem?

Description : Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem?

Last Answer : Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem? A. Frog B. Phytoplankton C. Fish D. Zooplankton

Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem? (a) Fish (b) Zooplankton (c) Frog (d) Phytoplankton

Description : Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem? (a) Fish (b) Zooplankton (c) Frog (d) Phytoplankton

Last Answer : (a) Fish

$ Ecologically, animals are consumers. ! Living organisms are classified as follows : (i) Producers (ii) Consumers (iii) Decomposers

Description : $ Ecologically, animals are consumers. ! Living organisms are classified as follows : (i) Producers (ii) Consumers (iii) Decomposers

Last Answer : $ Ecologically, animals are consumers. ! Living organisms are classified as follows : (i) Producers (ii) ... wrong D. If both As and R are wrong.

Which organisms are dependent upon other animals for food? C A. Producers B. Herbivores C. Scavengers D. Primary consumers

Description : Which organisms are dependent upon other animals for food? C A. Producers B. Herbivores C. Scavengers D. Primary consumers

Last Answer : Scavengers

Which organisms are dependent upon other animals for food? C A. Producers B. Herbivores C. Scavengers D. Primary consumers

Description : Which organisms are dependent upon other animals for food? C A. Producers B. Herbivores C. Scavengers D. Primary consumers

Last Answer : Scavengers

How has the importance of the brain evolved from fishes to reptiles?

Description : How has the importance of the brain evolved from fishes to reptiles?

Last Answer : From the least to the most complex brain structure, it is evident that the brain, from fishes to beings of the class Reptilia, became larger and predominant in the central nervous system. Image Diversity: reptilian brain

Is fecundation in amphibians external or internal? In this aspect are amphibians evolutionarily proximal to fishes or to reptiles?

Description : Is fecundation in amphibians external or internal? In this aspect are amphibians evolutionarily proximal to fishes or to reptiles?

Last Answer : In the majority of the amphibian species fecundation is external. This feature is common to bony fishes too and it shows that the reproductive system and the embryonic development of ... egg cells. This phenomenon does not characterize internal fecundation since the gametes unite in water.

The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

Description : The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

Last Answer : (3) Reptiles Explanation: Fish as a community comprise the largest group on the earth as 72 percent of the worlds surface is covered with water. Fish are found from equatorial to polar climates; in salty or freshwater sources. It is assumed that life on the Earth began from fish.

Jaws are absent in – (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Description : Jaws are absent in – (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Last Answer : (3) Protochordates Explanation: Jaws are absent in Protochordates.

Bones are pneumatic in - (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Description : Bones are pneumatic in - (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Last Answer : (4) Birds Explanation: Pneumatic boneis is hollow bone filled with air, connected to the respiratory system. Many of a bird's bones are pneumatic, with struts across their ... , certain physical characteristics are required. Flying birds have evolved reduced weight through several characteristics.

Which group of vertebrates comprises the highest number of endangered species? (a) Mammals (b) Fishes (c) Reptiles (d) Birds

Description : Which group of vertebrates comprises the highest number of endangered species? (a) Mammals (b) Fishes (c) Reptiles (d) Birds

Last Answer : (a) Mammals

Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal). (b) All bony fishes have four pairs of gills and an operculum on each side. (c) All sponges are marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.

Description : Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded ( ... marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.

Last Answer : (b) All bony fishes have four pairs of gills and an operculum on each side

Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal). (b) All bony fishes have four pairs of gills and an operculum on each side. (c) All sponges are marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.

Description : Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded ( ... marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.

Last Answer : (b) All bony fishes have four pairs of gills and an operculum on each side.

Jaws are absent in : (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Description : Jaws are absent in : (1) Birds (2) Fishes (3) Protochordates (4) Reptiles 

Last Answer : Protochordates

The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

Description : The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds 

Last Answer : Reptiles

Bones are pneumatic in (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Description : Bones are pneumatic in (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Last Answer : Birds

What is the name of the system in which stocking of fishes of different habits in the same pond is done? a. High land Fish Culture b. Sharing Fish Culture c. Composite Fish Culture d. Mixed Fish Culture

Description : What is the name of the system in which stocking of fishes of different habits in the same pond is done? a. High land Fish Culture b. Sharing Fish Culture c. Composite Fish Culture d. Mixed Fish Culture

Last Answer : c. Composite Fish Culture

How many planktons are in the world?

Description : How many planktons are in the world?

Last Answer : The number of plankton is uncountable, even if you were to tryto determine specie count rather than population.Plankton include many creatures - bacteria, algae, variousprotozoa, diatoms, etc ... . Zooplankton eat phytoplankton or smallerzooplankton. Bigger animals eat the zooplankton, and so on.

An artificial ecosystem is represented by (1) pisciculture tank (2) agricultural land (3) zoo (4) aquarium

Description : An artificial ecosystem is represented by (1) pisciculture tank (2) agricultural land (3) zoo (4) aquarium

Last Answer : (4) aquarium Explanation: An artificial ecosystem is one created by people. You can create an artificial ecosystem in an aquarium or terrarium. Nathaniel Bagshaw Ward is credited as the inventor of the terrarium, which he accidently created in 1829.

An artificial ecosystem is represented by : (1) pisciculture tank (2) agricultural land (3) zoo (4) aquarium

Description : An artificial ecosystem is represented by : (1) pisciculture tank (2) agricultural land (3) zoo (4) aquarium

Last Answer : aquarium

The primary producers of the deep-sea hydrothermal vent ecosystem are:

Description : The primary producers of the deep-sea hydrothermal vent ecosystem are:

Last Answer : The primary producers of the deep-sea hydrothermal vent ecosystem are: A. Blue-green alage B. Coral reefs C. Green algee D. Chemosynthetic bacteria

In an ecosystem the function of the producers is to

Description : In an ecosystem the function of the producers is to

Last Answer : In an ecosystem the function of the producers is to A. Convert organic compounds into inorganic ... C. Utilize chemical energy D. Release energy

Which ecosystem has maximum number of producers in an unit area:-

Description : Which ecosystem has maximum number of producers in an unit area:-

Last Answer : Which ecosystem has maximum number of producers in an unit area:- A. Pond B. Grassland C. Forest D. Tundra

The primary producers of the deep-sea hydrothermal vent ecosystem are (a) green algae (b) chemosynthetic bacteria (c) blue-green algae (d) coral reefs.

Description : The primary producers of the deep-sea hydrothermal vent ecosystem are (a) green algae (b) chemosynthetic bacteria (c) blue-green algae (d) coral reefs.

Last Answer : (b) chemosynthetic bacteria

Which of the following parts of an ecosystem make up the non living things? a) Producers b) Decomposers c) Biotic d) Abiotic

Description : Which of the following parts of an ecosystem make up the non living things? a) Producers b) Decomposers c) Biotic d) Abiotic

Last Answer : d) Abiotic

Pyramids of biomass in pond ecosystem are

Description : Pyramids of biomass in pond ecosystem are

Last Answer : Pyramids of biomass in pond ecosystem are A. Inverted B. Upright C. Linear D. Irregular

In pond ecosystem, diatoms represent

Description : In pond ecosystem, diatoms represent

Last Answer : In pond ecosystem, diatoms represent A. Producers B. Primary consumers C. Secondary consumers D. Tertiary consumers

Which part of pond ecosystem does not get affected by temperature?

Description : Which part of pond ecosystem does not get affected by temperature?

Last Answer : Which part of pond ecosystem does not get affected by temperature? A. Epilimnion B. Metalimnion C. Hypolimnion D. All

Pond ecosystem shows (a) Inverted pyramid of number (b) Inverted pyramid of biomass (c) Upright pyramid of biomass (d) Inverted pyramid of energy

Description : Pond ecosystem shows (a) Inverted pyramid of number (b) Inverted pyramid of biomass (c) Upright pyramid of biomass (d) Inverted pyramid of energy

Last Answer : Ans. ((b))

Pyramid of numbers in a pond ecosystem is (a) irregular (b) inverted (c) upright (d) spindle shaped.

Description : Pyramid of numbers in a pond ecosystem is (a) irregular (b) inverted (c) upright (d) spindle shaped.

Last Answer : (c) upright

Which ecosystem has the maximum biomass? (a) Grassland ecosystem (b) Pond ecosystem (c) Lake ecosystem (d) Forest ecosystem

Description : Which ecosystem has the maximum biomass? (a) Grassland ecosystem (b) Pond ecosystem (c) Lake ecosystem (d) Forest ecosystem

Last Answer : (d) Forest ecosystem

Which ecosystem has the maximum biomass ? (1) Grassland ecosystem (2) Pond ecosystem (3) Lake ecosystem (4) Forest ecosystem

Description : Which ecosystem has the maximum biomass ? (1) Grassland ecosystem (2) Pond ecosystem (3) Lake ecosystem (4) Forest ecosystem

Last Answer : (4) Forest ecosystem

The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin

Description : The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin

Last Answer : Answer : C

Who are producers and consumers? -SST 10th

Description : Who are producers and consumers? -SST 10th

Last Answer : We participate in the market both as producers and consumers. . As producers of goods and services, we could be working in any of the sectors like primary, secondary or tertiary. . Consumers ... purchase goods and services that they need. These are the final goods that people as consumers use.

“Globalisation and greater competition among producers has been of advantage to consumers.” -SST 10th

Description : “Globalisation and greater competition among producers has been of advantage to consumers.” -SST 10th

Last Answer : Globalisation and competition among producers, an advantage to consumers: . Globalisation and greater competition among producers, both local and foreign producers have been of advantage to consumers. . ... several products. . They enjoy much higher standards of living that was possible earlier.

Globalisation and greater competition among producers has been of advantage to consumers.' Justify the statement with examples. -SST 10th

Description : Globalisation and greater competition among producers has been of advantage to consumers.' Justify the statement with examples. -SST 10th

Last Answer : Globalisation and greater competition within the market have been of advantage to the consumers, particularly the well-off sections in the urban areas. 1. The consumers now enjoy the improved ... the financial ability of the people, thus, contributing to the overall development of the consumers.

Globalisation and greater competition among producers has been advantageous consumers.' Support the statement with examples. -SST 10th

Description : Globalisation and greater competition among producers has been advantageous consumers.' Support the statement with examples. -SST 10th

Last Answer : Globalisation and greater competition have been advantageous to consumers: 1. The well-off sections of the society have access to highest international brands. For example, a person in India ... using regular clothes can get specialized like sports gear easily because of companies like Reebok.

Globalization has been advantageous to consumers as well as to producers.' Support the statement with suitable examples. -SST 10th

Description : Globalization has been advantageous to consumers as well as to producers.' Support the statement with suitable examples. -SST 10th

Last Answer : Globalisation has been advantageous for consumers and producers: 1. Consumers now enjoy numerous choices as well as better quality since it is now an international market. 2. Competition ... the Indian companies have themselves become MNCs themselves like Tata Motors, Infosys, and Ranbaxy.