Normal polarity
Explanation:
Earth's magnetic field used to be twice as strong 1.5 billion years ago as it is today and Earth's temperature other than what the geologists see from the 'normal' pattern. It has been noticed that some volcanic rocks were magnetized in opposite direction to the direction of the local Earth's field. It is clear that the Earth has experienced the normal polarity 1.5 years ago but at that time, the Earth's polarity was poorly understood.
Resonance is the quality of the voice that is produced from sound vibrations in the pharyngeal, oral, and nasal cavities.
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Answer:
Option C, Bar graph
Explanation:
A bar graph is used to graphically represent a comparative data set where data belonging to different categories is presented.
Here the different categories shall consists of "different environment exposure" given to plant and under all the “exposed environmental condition” the growth of plant is compared. The categories can be kept on both horizontal and vertical axis of the graph.
Thus, a bar graph (either vertical or horizontal) would be the best to present this data set.
Answer:
Mollisols
Explanation:
The soil of the temperate grasslands is deep and dark, with fertile upper layers. It is nutrient-rich from the growth and decay of deep, many-branched grass roots. The rotted roots hold the soil together and provide a food source for living plants.
Answer:
Protein
Explanation:
Out of the four macromolecules, proteins are the ones that serve as antibodies.
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