Construct a food web that has rabbits, plants, herbivorous insects, hawks, sparrows, wolves, spiders, frogs and snakes.

Construct a food chain comprising the following : Snakes, Hawk, Rats, Plants

Which of the following group of organisms are not constituents of a food chain ? (i) grass, lion, rabbit, wolf (ii) plankton, man, fish, grasshopper (iii) wolf, grass, snake, tiger (iv) frog, snake, eagle, grass, grasshopper

In the food chain comprising of a snake, grass, insect, and frog, the secondary consumer is :

Which group of organisms are not constituents of a food chain ? (i) Grass, lion, rabbit, wolf (ii) Plankton, man, fish, grasshopper (iii) Wolf, grass, snake, tiger (iv) Frog, snake, eagle, grass, grasshopper

(a) "Improvements in our lifestyle have resulted in greater amounts of waste generation". Give two examples to support the given statement. Suggest one change that we can incorporate in our lifestyle in order to reduce non-biodegradable waste. (b) The following organisms form a food chain. Write the food chain. Insect, Hawk, Grass, Snake, Frog Which of these will have highest concentration of non-biodegradable chemicals? Name the phenomenon.