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Leokris [45]
2 years ago
14

Number 21 please …..

Geography
1 answer:
Elanso [62]2 years ago
4 0

Answer:

What topic is this?

Explanation:

lol

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Which of the following statements is not true about nitrogen fixation?
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Answer:

1)   It is the conversion of nitrate or ammonia to atmospheric nitrogen

Explanation:

Nitrogen fixation -

It is the process in which the nitrogen in the molecular from is converted to ammonia .

It is one of the essential process , and is done by the help of rhizobium bacteria which are present in the roots of some specific plants .

The ammonia formed can be easily converted to fertilizers .

Hence , the incorrect statement about nitrogen fixation is 1)   It is the conversion of nitrate or ammonia to atmospheric nitrogen .

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What are the four types of galaxies?
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3 years ago
the stratosphere is the layer of the earths atmosphere that is more than 10 km and less than 50 km which of the following inequa
Gwar [14]

The correct option is (D) |x - 30| < 20​.

<h3>What is stratosphere?</h3>

A part of the atmosphere on Earth is called the stratosphere. As you ascend, it is the second layer of the atmosphere.

The stratosphere is immediately followed by the lowest layer, the troposphere. The mesosphere is the stratosphere's superior layer after that.

Calculation for the inequalities given for the stratosphere layer:

According to the question,

The stratosphere is the layer of the Earth's atmosphere that is more

than 10 kilometers (km) and less than 50 km above the Earth's surface.

Consider option D.

|x - 30| < 20​

The two cases for the modulus function will be-

Case 1: For positive value of modulus function.

+ (x - 30) < 20

x - 30 < 20

x < 20 + 30

x  < 50; which satisfies the condition the stratosphere is the layer less than 50 km above the Earth's surface.

Case 2: For the negative value of modulus function:

- (x - 30) < 20

- x + 30 < 20

30 - 20 < x

10 < x (or)

x > 10; which satisfies the condition the stratosphere is the layer is more

than 10 kilometers (km) .

To know more about the stratosphere, here

brainly.com/question/211843

#SPJ4

The correct question is -

The stratosphere is the layer of the Earth's atmosphere that is more

than 10 kilometers (km) and less than 50 km above the Earth's surface

Which of the following inequalities describes all possible heights x, in

km, above the Earth's surface that are in the stratosphere?

A) |x + 10| < 50

B) |x-10|< 50

C) |x + 30|< 20

D) |x - 30| < 20​

7 0
2 years ago
What is the portion of the global grid that measures north and south from the equator?​
Mashcka [7]

Answer:

Latitude is the measurement of distance north or south of the Equator. It is measured with 180 imaginary lines that form circles around the Earth east-west, parallel to the Equator. These lines are known as parallels.

Explanation:

hey i just posted a rando question for anyone who wants to talk u should go to it

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Please tell me a couple herbivores that live in a prairie habitat...
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Prairie dogs and Deers 
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Read 2 more answers
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