Biology
Grade-10
Easy
Question
Which of the following is the natural reservoir of phosphorous?
- Atmospheric Gases
- Rocks
- Water
- Dead Organisms
Hint:
Rocks
The correct answer is: Rocks
The largest reservoir of phosphorus is in sedimentary rock.
Related Questions to study
Biology
Match the following:
| 1)Oxygen |
a) produced by burning |
| 2)Carbon dioxide | b) photosynthesis |
| 3)Nitrogen |
c) needed for respiration |
| 4)Water vapour |
d) does not support burning |
| 5)Smoke |
e) clouds |
a) produced by burning
Match the following:
| 1)Oxygen |
a) produced by burning |
| 2)Carbon dioxide | b) photosynthesis |
| 3)Nitrogen |
c) needed for respiration |
| 4)Water vapour |
d) does not support burning |
| 5)Smoke |
e) clouds |
a) produced by burning
BiologyGrade-10
Biology
How does the amount of CO2 in the atmosphere impact the climate?
How does the amount of CO2 in the atmosphere impact the climate?
BiologyGrade-10
Biology
BiologyGrade-10
Biology
Chlorophyll a has an absorption peak of 700 nm for PS I and 680 nm for PS II.
Chlorophyll a has an absorption peak of 700 nm for PS I and 680 nm for PS II.
BiologyGrade-10
Biology
Which of the following is the correct stages by which the carbon cycling occurs?
Which of the following is the correct stages by which the carbon cycling occurs?
BiologyGrade-10
Biology
Which of the following represent the percentage of total global carbon is present in the atmosphere?
Which of the following represent the percentage of total global carbon is present in the atmosphere?
BiologyGrade-10
Biology
During the photolysis of water, how many protons and electrons are produced?
During the photolysis of water, how many protons and electrons are produced?
BiologyGrade-10
Biology
Which reservoir controls the amount of CO2 in the atmosphere?
Which reservoir controls the amount of CO2 in the atmosphere?
BiologyGrade-10
Biology
Who discovered the two-pigment theory of light reaction?
Who discovered the two-pigment theory of light reaction?
BiologyGrade-10
Biology
Which of the following types of photosynthesis requires only PS I?
Which of the following types of photosynthesis requires only PS I?
BiologyGrade-10
Biology
What percentage of dry weight does carbon make up in living organisms?
What percentage of dry weight does carbon make up in living organisms?
BiologyGrade-10
Biology
_________ is absent in each photosystem.
_________ is absent in each photosystem.
BiologyGrade-10
Biology
Which of the following fact is the difference between the phosphorous cycle and carbon?
Which of the following fact is the difference between the phosphorous cycle and carbon?
BiologyGrade-10
Biology
Photolysis of water can be associated with which of the following reactions in the following image?
Photolysis of water can be associated with which of the following reactions in the following image?
BiologyGrade-10
Biology
Which of the following is the method by which the majority of carbon moves from the lithosphere to the atmosphere?
Which of the following is the method by which the majority of carbon moves from the lithosphere to the atmosphere?
BiologyGrade-10
