What are the problemes formed by excessive use of fossil fuels?
why is there no video showing how nitrogen returns to the environment ?
How is pumice rock formed?
What is the difference batween protoplasm and cytoplasm?
What is humus ? Please answer it as fast as possible.
ia lava the same as magma
what is erosion of soil? why is soil not convered by vegetation easily eroded.
HOW IS SOIL FORMED? PLS ANSWER
what is strata ?
WHY CAN' T THE PLANTS TAKE THE NITROGEN DIRECTLY?WHY DO THEY CONVERT IN NITRATES?
Is coal bio-degradable?
When was the first coal formed
where we can find igeneous,granitr and basalt typer of rocks. many examples- anser it soon as possible
How do the roots of the plants absorb the Nitrogen through their roots;does that mean that the roots have pores in them?
How is the Nitrogen converted into protien?
the study matiereal about sedimentry rocks is a bit confusing can any1 plz explain it in a more simple way
What are the problemes formed by excessive use of fossil fuels?
why is there no video showing how nitrogen returns to the environment ?
How is pumice rock formed?
What is the difference batween protoplasm and cytoplasm?
What is humus ? Please answer it as fast as possible.
ia lava the same as magma
what is erosion of soil? why is soil not convered by vegetation easily eroded.
HOW IS SOIL FORMED? PLS ANSWER
what is strata ?
WHY CAN' T THE PLANTS TAKE THE NITROGEN DIRECTLY?WHY DO THEY CONVERT IN NITRATES?
Is coal bio-degradable?
When was the first coal formed
where we can find igeneous,granitr and basalt typer of rocks. many examples- anser it soon as possible
How do the roots of the plants absorb the Nitrogen through their roots;does that mean that the roots have pores in them?
How is the Nitrogen converted into protien?
the study matiereal about sedimentry rocks is a bit confusing can any1 plz explain it in a more simple way