At which trophic level a person is feeding when he is eating :
(a) rosted chicken (b) bread (c) eggs (d) apple (e) fish

Which of the following is a fish? (a) cuttlefish (b) seahorse (c) starfish (d) silverfish

(a) At which trophic level you place mollusca in Aquatic ecosystem (b) Priamary carnivores is repsent at which trophic level. (c) GPP- ?= NPP

A forest ecosystem having a lot of green plants has some foxes, lions and rabbits in it . (a) Write a food chain comprising all the four organisms mentioned above. (b) Name (i) one herbivore, and (ii) two carnivores, in this food chain. (c) Name the link which is a predator as well as a prey. (d) Name (i) second trophic level, and (ii) third trophic level. (e) Which link of this food chain can feed on second trophic level as well as third trophic level, independently ? (f) If the sun provides 1000 J of energy to the plants, then how much energy will be transferred to fox through the food chain.

Which trophic level has highest energy in an ecosystem? a.Producers b.Herbivores c.Primary carnivores d.Higher carnivores

Which one belongs to Arthropoda? (a) Cuttle Fish (b) Gold Fish (c) Star Fish (d) Silver Fish

Which one belongs to Arthropoda? (a) Cuttle Fish (b) Gold Fish (c) Star Fish (d) Silver Fish

If oranges are 'apples' , 'bananas' are 'apricots' , ' apple' are ' chillies', 'apricots' are 'oranges' and ' green chillies' are 'bananas' , then which of the following are green in colour ? (a) Apricots (b) Apples (c ) Chillies (d) Bananas (e) Oranges

A, B and C are three common STDs. A and C are caused by bacteria whereas B is caused by a virus D. The virus D reduces the immunity of the infected person to such a low level that the person can die of even very mild diseases. Out of A, B and C, which one does not have a definite cure as yet?

Consider the following statements. A. The movement of energy is unidirectional from the higher trophic level towards the lower trophic level. B. Detritivores break down detritus into smaller particles bya a process is called fragmentation. C. Humification and mineralisation occur during decomposition in the soil. D. Decomposition is largely an oxygen-releasing process. Of the above statements: