Your question: Which of the following is a biotic factor that affects plant growth?

What is a biotic factor that affects plant growth?

Biotic (i.e., weeds, insects, fungi, bacteria, etc.) and abiotic factors (i.e., sunlight, temperature, rain, humidity, drought, salinity, air, soil, pollution, magnetic fields, etc.) can affect plant growth and crop yield in many different ways.

What are the factors that influence plant growth?

The primary factors that affect plant growth include: water, temperature, light, and nutrients. These four elements affect growth hormones in the plant, causing it to grow more quickly or more slowly.

What abiotic factors are important for a plant to grow?

The most important abiotic factors for plants are light, carbon dioxide, water, temperature, nutrients, and salinity.

How do biotic factors affect the growth of the crops?

Biotic factors like insects, rodents, pests, and many more spread the disease and reduce crop production. … Abiotic factors like humidity, temperature, moisture, wind, rain, flood and many more destroy the crop raise. Abiotic factors like hot, cold, drought, salinity, etc. affect crop production.

What are the 5 factors affecting plant growth?

Environmental factors like temperature, light, water, nutrients, and soil affect plant growth from their germination to blooming.

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What is biotic factor give 4 examples?

Biotic describes a living component of an ecosystem; for example organisms, such as plants and animals. Examples Water, light, wind, soil, humidity, minerals, gases. All living things — autotrophs and heterotrophs — plants, animals, fungi, bacteria.

What are the biotic factors?

A biotic factor is a living organism that shapes its environment. In a freshwater ecosystem, examples might include aquatic plants, fish, amphibians, and algae. Biotic and abiotic factors work together to create a unique ecosystem.

How does abiotic factors affect plant?

Abiotic factors include: Light intensity: limited light will limit photosynthesis. This will affect the distribution of plants, and therefore the distribution of animals that eat plants. … Temperature: temperature is a limiting factor for photosynthesis – and low temperature therefore limits growth of plants.

Are plants abiotic or biotic?

Biotic factors are living things within an ecosystem; such as plants, animals, and bacteria, while abiotic are non-living components; such as water, soil and atmosphere.

What are the biotic factors that affect microbial growth?

Factors That Affect the Growth of Microorganisms

  • Nutrients. All microorganisms need food. …
  • Temperature. In general, the higher the temperature, the more easily microorganisms can grow up to a certain point. …
  • pH Levels. …
  • Moisture. …
  • Elements Present.

How do biotic factors affect vegetation?

The biotic factors include the influence of living organisms, both plants and animals upon the vegetation. … Trees cast their shadow on many shade-loving plants which grow around or beneath them. The micro-organisms, such as bacteria, algae, fungi, and viruses affect the life of plants of a given area in many ways.

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How biotic factors affect an ecosystem?

The biotic factors in an ecosystem are the living organisms, such as animals. Biotic factors in an ecosystem are the participants in the food web, and they rely on each other for survival. … These living organisms affect each other and influence the health of the ecosystem.