1. The _______ color of flowers and fruits is due to the presence of the xanthophyll pigment.   blue   violet   yellow   green   Hint Half-n-half Clue   2. The cell membrane is also known as the _______ membrane.   placental   pleural   plasma   parietal   Half-n-half Clue   3. A group of cells performing a specific function constitute a tissue.   True   False   4. _______ are known as the 'sites of protein synthesis in the cell'.   Ribosomes   Fat droplets   Secretory granules   Mitochondria   Half-n-half Clue   5. The green color of leaves is due to the presence of the _______ pigment.   chlorophyll   anthocyanin   carotene   xanthophyll   Half-n-half Clue   6. Ribosomes are found attached on the _______.   smooth endoplasmic reticulum   rough endoplasmic reticulum   mitochondrion   golgi apparatus   Half-n-half Clue   7. _______ consist of enzymes, which help in digestion.   Centrosomes   Ribosomes   Plastids   Lysosomes   Half-n-half Clue