1. Choose the correct option : (i) If your food lacks roughages, which one of the following problems might you face? (a) Dehydration (b) Bleeding (c) Constipation (d) None of these (ii) Cuscuta is an example of: (a) Autotrophs (b) Parasite (c) Saprotroph (d) Host (iii) Organisms live together and share both shelter and nutrients. This relationship is called …………….. (a) Host (b) Autotrophic (c) Lichens (d) Symbiosis (iv) Which of the following raw material is available in the air for photosynthesis? (a) Oxygen (b) Carbon dioxide (c) Nitrogen (d) Hydrogen 2. Fill in the blanks : (i) Protein contains ____________________. (ii) Farmers enrich the soil by adding ____________________. (iii) Green patches in stagnant water are aquatic ____________________. (iv) Mistletoe is an example of ____________________. (v) The pipe like structure that transport food in plant are called ____________________.
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1. d) constipation
ii) b) parasite
iii) d) symbiosis
iv) b) carbon dioxide
2. i) fatty acids and glycerol
ii) fertilizers and manure
iii) algae/ alga
iv) partial parasite
v) stem or roots
ii) b) parasite
iii) d) symbiosis
iv) b) carbon dioxide
2. i) fatty acids and glycerol
ii) fertilizers and manure
iii) algae/ alga
iv) partial parasite
v) stem or roots
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