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The one which is a weed killer is___________?

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The breathing roots in the halophytes, which possess specialised pores in the epidermis are known as The chemical used for destroying fungi in water tanks is Consider the following statements of Kupier (1949, 1951) and choose the correct answer: 1. A part of a huge cloud of dust and gas condensed to form primarily a proto-sun of low density surrounded by a rotating cloud disk 2. The proto-earth probably was a low-temperature body of gases and solids of about 500 times the earth's present mass 3. The accumulation of cold solid, the planetesimals, is the main process in the formation of primitive earth 4. The size of the planetesimals ranged in between the size of asteroids and that of dust particles Which of the following bacterium causes crown gall disease in plants? According to Blackman (1928), the carbon conservation by oxygen in the Pasteur effect was due to some synthetic reaction termed