(a) Fungus, mushroom, chrysanthemum, spirogyra- Chrysanthemum is the odd one out because it is a flowering plant whereas rest of them are non flowering.
(b) Mango, banyan, palm, chick pea- Chick pea is the odd one out because it is a type of herb whereas rest of them are types of trees.
(c) Grape, orange, lemon, hibiscus- Grape is the odd one out because it is a climber while rest of them are shrubs.
(d) Sunflower, banyan, jowar, bajra- Banyan is the odd one out because it is a perennial plants whereas rest of them are annual plants.
(e) Guava, radish, carrot, beetroot- Guava is the odd one out because it is a perrenial plant whereas rest of them are biennial plants.
(f) Deer, fish, man, worms- Worm is the odd one out because it is an invertebrate whereas rest of them are vertebrates.