1. Which fungus is used in making bread?   Yeast   Pleurotus   Penicillium   Aspergillus   Hint Half-n-half Clue   2. What is the name given to the green pigment in plants ?   Chlorophyll   Starch   Tendrils   Stomata   Half-n-half Clue   3. Which is not true regarding parasites ?   They are always beneficial to the other organism.   Leech is a parasite.   They live on or inside the other organism.   They derive their food from the organism on which they live.   Half-n-half Clue   4. Which organism is helpful in making the soil fertile ?   Earthworm   Ringworm   Roundworm   Beetle   Half-n-half Clue   5. Very high concentration of carbon dioxide accelerates plant growth.   True   False   6. What is quinine used for ?   Curing Malaria   Curing Aids   Removing pimples   Curing Typhoid   Half-n-half Clue   7. Movement of organisms away from the sunlight is known as _______.   Autotrophism   Photoperiodism   Negative phototaxis   Positive phototaxis   Half-n-half Clue