What are the three characteristics of cropland ecosystem?
51. Which one of the following is a characteristic feature of cropland ecosystem? Least genetic diversity The absence of weeds Ecological succession The absence of soil orgnaisms
- Least genetic diversity.
- The absence of weeds.
- Ecological succession.
- The absence of soil orgnaisms.
What is cropland ecosystem?
Ecosystems made by man for commercial or other benefits are known as an artificial ecosystem. … These ecosystems are modified by humans for their profit. It can be either terrestrial or aquatic.
Which of the following ecosystem is characterized by least genetic diversity?
The cropland ecosystem has the same type of crops and has the least diversity.
How can the food chain of this cropland ecosystem be represented?
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 are the characteristic features of an ecosystem?
Most ecosystems characteristically possess a well-defined soil, climate, flora and fauna (or communities) and have their own potential for adaptation, change and tolerance. The functioning of any ecosystem involves a series of cycles, e.g., the water cycle and the cycles of various nutrients.
What are the characteristics of agricultural ecosystem?
It’s different from a natural ecosystem for four main characteristics: simplification: a farmer favours a plant species removing all other animal or plant species which could damage it. the energy intake employed by men in the form of machinery, fertilizers, pesticides, selected seeds, processings.
What are the characteristic features of forest ecosystem?
Structure of Forest Ecosystems:
- Producers: All living organisms’ intake energy in order to survive. In a forest ecosystem, trees and other plants get their energy from sunlight. …
- Consumers: Animals cannot produce their own food. …
- Decomposers: Leaves, needles, and old branches fall to the forest floor as trees grow.
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.
Which of the following is a characteristic feature of sponges?
Sponges are similar to other animals in that they are multicellular, heterotrophic, lack cell walls and produce sperm cells. Unlike other animals, they lack true tissues and organs. Some of them are radially symmetrical, but most are asymmetrical.
What is in the ecosystem?
An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life. Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. … Abiotic factors include rocks, temperature, and humidity.