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Question:
(i) List the different members of the marine mammalian groups.
(ii) Explain the term "stranding" and give some reasons why cetaceans strand?
(iii) Cetaceans, being predators at the top of the food chain, may be good indicators of the health of the oceans; however, their populations have declined considerably over the past decades. List some of the potential threats causing their decline.
(iv) What do you understand by the term "Echolocation"
(v) Give one difference between a marine turtle and a marine mammal.
(vi) List the species of marine turtles common in Mauritius waters.
(vi) What do we mean by "water quality"?
(viii) Why do we have Water -Quality Standards and Guidelines?
(ix) How is water quality measured?
what is the properties of alkenes and alkynes
Q. Example on Law of Conservation of Mass? A slim strip of iron with a mass of 15.72 g is placed in to a solution containing 21.12 g of copper and copper (II) sulphate begins t
what is laws of chemical combination............answer should be in 250 words
Explain term 'depletion layer' across a p-n junction Rectifying action of p-n diode can be explained on the foundation of electronic structure of the semiconductor. When a pure
Q. Illustrate Law of Conservation of Mass? Ans: Conservation of Mass and Atoms: The Law of Conservation of Mass states that mass is neither created nor destroyed. Th
Q. Analysis of water gave the following results H 2 SO 4 = 196Mg/L; MgSO 4 = 24Mg/L, CaSO 4 = 272Mg/L and NaCl = 25Mg/L. Water is to be supplied to the town of the popul
lithium and beryllium markedly differ from other members of their respective groups.
Evidence in favor of Kekule's structure 1. Benzene combines along with 3 molecules of hydrogen or three molecules of chlorine. It also collides along with 3 atoms of ozone to
how to find out the basic radicals
Question: a) If you were a newly appointed environmental engineer in a wastewater treatment plant and one of your tasks was to characterise the wastewater. According to you,
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