BIOLOGY DRILL IV

In this Weeks Drill. we further test your understanding  of cell structure. The Questions require deep thought and proper mastery of the topic. Don't forget to read our updated rules before participating. Cheers!

1.      The nucleus controls the activities of the cell because it (a) synthesises hormones (b) is like a brain in the cell (c) uses DNA to synthesise enzymes which are used in cell metabolism (d) sends out nervous impulses to ensure the functioning of the cytoplasm

2.      Which of the following is not correct about the living cells? (a) the basic unit of a living organism is the cell (b) all living organisms are either single or groups of cell(s) (c) all the cells in the organisms are the same (d) there is no life apart from the life in the cells

3.      Which of the following statements about Ribosomes is not correct? Ribosomes (a) are responsible for protein synthesis (b) contain a large amount of ribonucleic acid (RNA) (c) release enzymes for the digestion bacteria (d) there is no life apart from the life in cells

4.      The protoplasm of a living cell is made up of the nucleus and (a) vacuole (b) cytoplasm (c) cell wall (d) cell sap

5.      A bacterial cell differs from eukaryotic cell by having no (a) cell wall (b) nuclear membrane (c) nuclear material (d) cell membrane

6.      Which part of a plant cell contains cellulose? (a) vacuole (b) cytoplasm (c) cell wall (d) chloroplast

7.      Animal cells are different from plant cells because animal cells have (a) definite cell wall (b) large vacuole (c) centrioles (d) chloroplasts

8.      The major function of the cell membrane is that (a) delimits the cytoplasm (b) synthesises protein (c) breaks down worn-out organelles (d) is the site for photosynthesis

9.      The presence of a large member of mitochondria in a cell indicates that (a) it has little cytoplasmic content  (b) the cell is very active (c) the cell is dormant (d) the respiration is poor

10.  Which of the following organelles helps to remove excess water from cells? (a) mitochondrion (b) ribosome (c) contractile vacuole (d) Golgi body