1. The reproduction of the cell is controlled by the _______.   mitochondrion   centrosome   nucleus   endoplasmic reticulum   Hint Half-n-half Clue   2. The outermost covering of the plant cell is known as the cell membrane.   True   False   3. _______ are known as the 'power-houses of the cell'.   Secretory granules   Fat droplets   Mitochondria   Ribosomes   Half-n-half Clue   4. _______ are known as the 'sites of protein synthesis in the cell'.   Ribosomes   Fat droplets   Mitochondria   Secretory granules   Half-n-half Clue   5. Ribosomes are found attached on the _______.   mitochondrion   golgi apparatus   smooth endoplasmic reticulum   rough endoplasmic reticulum   Half-n-half Clue   6. The cell membrane is also known as the _______ membrane.   plasma   pleural   parietal   placental   Half-n-half Clue   7. The green color of leaves is due to the presence of the _______ pigment.   chlorophyll   anthocyanin   carotene   xanthophyll   Half-n-half Clue