Answers A marine protozoan is likely to have no contractile vacuole mainly because the cytoplasm is A marine protozoan is likely to have no contractile vacuole mainly because the cytoplasm is A. isotonic to sea water B. hypotonic to sea water C. hypertonic to sea water D. impervious to sea water Correct Answer: Option A Explanation
Answers (i) Explain electromotive force (ii) list two sources of electromotive force other than a… (a) (i) Explain electromotive force (ii) list two sources of electromotive force other than a chemical cell (b)… Read More
Answers The protista that is a producer in an aquatic food chain is The protista that is a producer in an aquatic food chain is A. trypanosome B. paramecium C. chlamydomonas D.… Read More
Answers Which of the following statements is true of sulphur (IV) oxide? Which of the following statements is true of sulphur (IV) oxide? A. It forms tetraoxosulphate (VI) acid with… Read More
Answers Sexual propagation involves the use of Sexual propagation involves the use of A. buds B. seeds C. cuttings D. vines Correct Answer: Option B… Read More
Answers Name the three basic components P, Q and R that make up a cathode ray… Name the three basic components P, Q and R that make up a cathode ray tube, as illustrated… Read More