HEY! HELP ME ASAP
Question 1 (1 point)
Saved
Which of the following is an example of a...
HEY! HELP ME ASAP
Question 1 (1 point)
Saved
Which of the following is an example of a nitrogen reservoir?
Question 1 options:
atmosphere
soil
plants
all of these are examples of nitrogen reservoirs
Question 2 (2 points)
Saved
Bacillus are a type of bacteria that live in the soil and turn atmospheric nitrogen (N2) into nitrogenous compounds such as ammonia (NH3). What is this process called?
Question 2 options:
nitrogen condensation
nitrogen fixation
nitrogenation
nitrogen infiltration
Question 3 (2 points)
Saved
Can plants use nitrogen gas (N2) directly from the atmosphere?
Question 3 options:
Yes, they take it in through the stomata in their leaves.
Yes, they take it in when it is dissolved in water.
No, they can only assimilate nitrogenous compounds in the soil.
No, they can only assimilate nitrogen from volcanic ash.
Answers: 1
Biology, 21.06.2019 19:10
Apopulation has 1000 individuals. over a period of 1 year, 500 newindividuals are born. which equation shows how to calculate the birthrate ofthis population? a. 500 - 1000 = 0.5b. 1000 x 0.5 = 500c. 1000 - 500 = 2d. 1000 + 500 = 1500
Answers: 1
Biology, 22.06.2019 03:30
Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils
Answers: 1
Biology, 22.06.2019 07:50
What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound
Answers: 1
History, 29.10.2020 22:40
Geography, 29.10.2020 22:40
Social Studies, 29.10.2020 22:40
Mathematics, 29.10.2020 22:40
Mathematics, 29.10.2020 22:40
Mathematics, 29.10.2020 22:40
Mathematics, 29.10.2020 22:40
Mathematics, 29.10.2020 22:40