1. It is made up of stacks of flattened membranous sacs. It mainly consists of vesicles, vacuoles and tubules.   Mitochondrion   Rough Endoplasmic Reticulum   Golgi Apparatus   Nucleus   Hint Hint       2. It consists of an irregular network of double-walled tubular membrane. It does not have ribosomes attached to it.   Nucleus   Nucleoplasm   Leucoplast   Smooth Endoplasmic Reticulum   Half-n-half Clue   3. It contains one or two centrioles, and is surrounded by microtubules or the centrosphere. It is situated near the nucleus.   Mitochondrion   Smooth Endoplasmic Reticulum   Rough Endoplasmic Reticulum   Centrosome   Half-n-half Clue   4. It is round in shape. It is contained in the nucleus of the cell.   Nucleoplasm   Mitochondrion   Nucleolus   Cell Membrane   Half-n-half Clue   5. It has numerous pores, making it semi-permeable. It is the covering of the nucleus of the cell.   Cell Membrane   Nuclear Membrane   Lysosome   Chromoplast   Half-n-half Clue   6. It contains most of the cell organelles. It is composed of a mixture of water and soluble organic & inorganic compounds.   Smooth Endoplasmic Reticulum   Cytoplasm   Nuclear Membrane   Rough Endoplasmic Reticulum   Half-n-half Clue   7. It is a membranous sac budded off from the golgi apparatus. It contains several types of enzymes.   Nucleoplasm   Nuclear Membrane   Lysosome   Golgi Apparatus   Half-n-half Clue