The cropland Ecosystem: … Consumers: Herbivores are the primary consumers of the cropland ecosystem. These include rats, rabbits, birds, man and insects. The second order and the third order consumers are represented by frogs, snakes, birds such as hawk etc.
What is a cropland ecosystem?
A crop land ecosystem will have a major crop cultivated in a given area. It shows that the diversity in that particular area will be least. Whereas it is the opposite when forest ecosystem is considered. The cropland Ecosystem: This is manmade ecosystem.
Which of the following is a characteristic of cropland ecosystem?
A signature feature of the cropland ecosystem is the reduced genetic variation. Man has done his utmost to change the croplands to get full value from them. This includes the addition of fertilizers to the soil, the application of pest control agents, good irrigation methods, etc.
What are the three characteristics of cropland ecosystem?
Least genetic diversity. The absence of weeds. Ecological succession. The absence of soil orgnaisms.
What is food chain explain with the help of diagram?
A food chain is a diagram that shows us how animals are linked by what they eat; in food webs we represent the links between animals who eat or are eaten by more than one kind of animal. The trophic level of an organism is the place it has in a food chain.
What is agricultural land used for?
“agricultural land” means any land which is or may be used for the production of biomass that provides food, fodder, fibre, fuel, timber and other biotic material for human use, either directly or through animal husbandry including aquaculture and inland and coastal fisheries or any other agricultural purpose, …
Which of the following are characteristics of good farm plan?
Good farm plan provides a cropping scheme that includes a most profitable crop as well as some legumes to maintain fertility of soil. It offers balanced combination of crops and live-stock enterprise leading to profit maximization. The plan must be able to fulfill the farm and family requirement of the farmer.
Is cropland natural ecosystem?
Complete answer: The Cropland ecosystem is an artificial ecosystem. An ecosystem forms the basic building block of an environment which consists of both biotic and abiotic components and their continuous interactions with each other.
Which one of the following is a characteristic feature of the class Mammalia?
The correct answer for the given question is Option (C). The seven cervical vertebrae is the features of the class Mammalia. Explanation: The seven cervical vertebrae is the features of the class Mammalia which is the “cervical vertebrae” (C1-C7).
Who coined the term ecosystem?
Sir Arthur G. Tansley coined the term ecosystem in 1935.
Which of the following is the most stable ecosystem?
The ocean is the most stable ecosystem. It is stable due to its natural liquid nature (saline), dissolved oxygen, light and temperature.
What is ecosystem energetic?
Energy is transferred between organisms in food webs from producers to consumers. The energy is used by organisms to carry out complex tasks. The vast majority of energy that exists in food webs originates from the sun and is converted (transformed) into chemical energy by the process of photosynthesis in plants.
Which one of the following is one of the characteristics of a biological community?
The characteristics of biological community are dominance, species diversity, trophic organisation, stratification, dynamism and stability. Organisms are not uniformly distributed throughout a community. They usually occur in definite zones.
What is the chain associated with food in nature called?
Thus when several food chains in nature get connected to each other, they form a web called a food web.
How does the food chain and food web help in flow of energy in an ecosystem?
Food web is an important ecological concept. Basically, food web represents feeding relationships within a community (Smith and Smith 2009). … In a grazing food chain, energy and nutrients move from plants to the herbivores consuming them, and to the carnivores or omnivores preying upon the herbivores.
What do the arrows in a food chain represent?
A food chain is a simple, graphic way of showing a food relationship between organisms. … All food chains start with a producer. The arrows in the food chain below depict the direction in which energy and nutrients flow, i.e. the arrow always points from the eaten to the eater.