1. It provides shape to the cell. It is semi-permeable, regulating the entry and exit of substances, namely solutes and ions.   Hint Hint       2. It provides protection, shape and rigidity to the cell. It is freely permeable, allowing substances in the form of solutions to enter and leave the cell without any hindrance.   Hint       3. It is a plastid. It helps in the storage of starch.   First letter clue   4. It initiates and regulates cell division. It also helps in forming spindle fibres, with the help of asters.   First letter clue   5. It synthesizes and secretes certain substances, namely hormones and enzymes. It also helps in the formation of acrosome of sperm.   Hint       6. It is a plastid, containing a pigment called chlorophyll. This chlorophyll captures energy from sunlight and helps in the manufacture of food by the process of photosynthesis.   Hint       7. It is a plastid, containing pigments such as xanthophyll (yellow in color) and carotene (orangish-red in color). These pigments impart color to flowers and fruits of plants.   First letter clue   FREE PREVIEW: Last 8 Questions not a part of the free preview. Get Premium Membership to view all questions.