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Leya [2.2K]
2 years ago
14

A farmer has been trying to increase his crop yield for the last 10 years by

Biology
1 answer:
Tamiku [17]2 years ago
6 0

Answer:

The correct answer is - b. Air pollution from the excess fertilizers

Explanation:

In long term using excess amount of fertilizer than requirement will lead to several condition such a soil acidity, soil degradation, soil leacing, eutrophication of waterways and many but more improtant is green house gases and air pollution.

Using the excess amount of fertilizer does not help in increasing crop yield but gives negative impact. Using fertilizer more than requirement wil lead to release of toxic and harmful gases in atomosphere and fuming.

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The contemporary description of the membrane structure of a cell is known as the _____________. endosymbiont hypothesis fluid-mo
jeka57 [31]
The answer to this question is "fluid mosaic model". We are being asked the question above and the complete sentence is below:
The contemporary description of the membrane structure of a cell is commonly known as the FLUID MOSAIC MODEL.
8 0
3 years ago
Which pair of terms describes studies that give specific information about movement, behavior, and composition of ancient specie
Softa [21]

Answer: A because before used to be fossils.

Not shure just double check but from my side its A

Explanation:

7 0
3 years ago
Brian is interested in plants. He notices that most plants always grow in an upward direction, which is against gravity. He cond
k0ka [10]
He wondered, Does the position of the pot determine the growth of the stem?<span>
He hypothesized that the plant’s stem grows perpendicular to the soil.

</span><span>To test his hypothesis, Brian placed the pot horizontally. He checked the plant after two weeks.
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<span>Brian observed that a plant’s stem grows against gravity.

</span><span>On analysis, Brian found that the plant grew parallel to the soil. He modified the hypothesis, and then retested the experiment.

</span><span>Brian communicated the results to his science class.</span>




3 0
3 years ago
Read 2 more answers
The leaves of a desert plants often have two or more layers of palisade mesophyll, rather than the single layer that is a charac
Degger [83]

PALISADE CELLS ARE CELLS FOUND WITHIN THE MESOPHYLL IN LEAVES OF DICOTYLED ON PLANTS.THEY CONTAIN CHLLORPLASTS,WHICH CONVERT THE ENERGY STORED IN PHOTONS TO CHEMICAL ENERGY THROUGH PHOTOSYNTHESSIS,WHICH IS MADE UP OF TWO MIN STAGES;THE LIGHT DEPENDENT REACTIONS AND LIGHT INDEPENT REACTIONS
4 0
3 years ago
This change from fins on the love-finned fish to legs and feet on the early amphibian is most likely due to:___________.
shusha [124]

Answer:

<h2>4</h2>

Explanation:

Lobe-finned fishes are bony fish, having fleshy, lobed, paired fins, these fins are joined to the body by a single bone only . The fins of these lobe-finned fishes differ from all other fishes in many ways, Lobe-finned fish lived in water.

By the passage of time, from fin on lobe-finned fish changed to legs and feet on the early amphibians due to variations among offspring, followed by natural selection. These  legs and feet containing amphibians lives both in water and land.

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3 years ago
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