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(a) a biological process of nitrogen fixing bacteria present in the soil
(a) they are eco-friendly
(d) photosynthesis
(b) the number of water bodies in an area
(b) CO₂ in atmosphere → organic carbon in plants → organic carbon in animals → inorganic carbon in soil
The nitrogen molecules present in air can be converted into nitrates and nitrites by
(a) a biological process of nitrogen fixing bacteria present in the soil
(a) a biological process of nitrogen fixing bacteria present in the soil
See lessAmong the given options, which one is not correct for the use of large amount of fertilizers and pesticides?
(a) they are eco-friendly
(a) they are eco-friendly
See lessOne of the following processes is not a step involved in the water-cycle operating in nature
(d) photosynthesis
(d) photosynthesis
See lessRainfall patterns depend on
(b) the number of water bodies in an area
(b) the number of water bodies in an area
See lessChoose the correct sequences
(b) CO₂ in atmosphere → organic carbon in plants → organic carbon in animals → inorganic carbon in soil
(b) CO₂ in atmosphere → organic carbon in plants → organic carbon in animals → inorganic carbon in soil
See less