Most of the nitrogen fixed by lightning is made available to plants through d. rainwater carried to the soil.
When lightning occurs, the extreme heat breaks the bonds in nitrogen molecules, allowing nitrogen to combine with oxygen and form nitrogen oxides. These nitrogen oxides are then carried by rain to the soil, where they become available for use by plants. This process is known as nitrogen fixation, and it is an important step in the nitrogen cycle.
Thus, the fixation is a biological and chemical process where atmospheric nitrogen is converted into ammonia or other nitrogen compounds usable by plants. It's crucial for the nitrogen cycle and provides a vital source of nitrogen for plant growth, facilitated by nitrogen-fixing bacteria, lightning, or industrial processes like the Haber-Bosch method.
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Answer:
C. Bronchial
Explanation:
The different types of lung sounds, also known as breath sounds differ from each other with respect to their location, pitch, relative duration, and intensity.
The bronchial breath sounds are heard just above the clavicle on either side of sternum bone and are characterized by loud amplitude, harsh quality, and high pitch. The bronchial breath sounds are hollow tubular.
The bronchial breath sounds have a short period of silence between the inspiratory and expiratory sounds. The expiratory bronchial sounds last longer than the inspiratory bronchial sounds (I<E).
B. carbon dioxide
C. chitin
Answer: A. Silicon dioxide
Diatoms are unicellular algae that are found in the freshwater, brackish and marine water. These organisms exhibit cell wall that are made up of silica that is hydrated silicon dioxide. This type of cell wall is called as frustule. The cell wall is divided into two valves called as thecae.
Answer:
The correct answer will be option-true
Explanation:
A bright-field microscope is an optical instrument widely used by students and researchers all over the world.
The bright-field microscope is a compound light microscope which uses the light to see the samples. In the microscope the samples appear darker in color on the bright or light-coloured background. This enables the viewer to clearly see the sample in the microscope.
Thus, true is the correct answer.
communication
commensalism
parasitism
Answer:
whichever solution has a lower concentration of the solute in it will lose volume as in osmosis water is attracted to the side with a higher volume of the solute