Answer:
uuu uuueujjjjjj j I j j jhwyeyeyehhwuw
C. Phloem carries the sugars to all parts of the plant for proper growth and energy.
Reason: The primary components of vascular tissue are the Xylem and the Phloem.
These two tissues transport fluid and nutrients internally.
Answer:
C) Urea
Explanation:
Wohler was a German chemist who was known for his Urea experiment in which he was able to produce organic substance from the inorganic substance.
While he was working on the experiments where he could get cyanide as a product on heating, one day for which he heated the ammonium cyanate (inorganic substance) and got crystals with other physical and chemical properties called urea (organic substance).
Thus, C) Urea is the correct answer.
<span>W</span><span>ith growing worldwide interest in the oil and gas</span>
r<span>eserves of the Caspian region, the ecological prob-</span>lems of the area are also receiving increased attention.Due to its position in the far southeast of Europe, littleinformation about the region was available in the Westuntil recently, and it was not until a few years ago thatthe public became aware of the potential disasterthreatening the unique ecosystem of the Caspian Seaand its immediate surroundings (Dumont 1995). Stone(2002) described most of the acute problems in thisarea: reduction of the river run-off reaching theCaspian Sea caused by damming the main tributary,the Volga river; the unstable water level; the varioussources of pollution; the over-utilisation of its livingr<span>esources (in particular the sturgeon species); and,</span>finally, the threat to the entire system posed by a newinvader, the ctenophore <span>Mnemiopsis leidyi<span>.</span></span>