What is biological magnification of DDT in large size fish eating birds?

Related MCQs

• .In the given chart of biological magnification what does a and b indicate? Fish eating birds-DDT -25ppm
• Match the items given in column I and II Column-1 Column-II (P) Global warming (i) Mercury,DDT (Q) Eutrophication (ii) Rise in sea level (R) Biological magnification (iii) CH4,CO2 (S) Green house effect (iv) Algal bloom
• What is true for the following statements ? Statement X : Migration of birds is influenced by light. Statement Y : Reproduction of birds is influenced by light. Statement Z : In all birds gonads are activated due to increase in intensity of light during summer. X Y Z
• What is true for the given statements ? Statement X : Birds and Mammals obtain greater body size in cold region than in warm regions. Statement Y : Birds and Mammals are Homeothermic (warm blooded)animals. Statement Z : Reptiles are smaller in cold region.
• Which is the correct option for the given table ?write ‘T’ if the given ecample is correct and ‘F’ for wrong example Information Example Breed only once Bamboo Breeds many time Birds like pigeon, Mammals Small sized but many offsprings Pray Birds less in number but big size offsprings Only deep marine shishes
• The biological amplification of DDT in various tropic levels is known as
• What is true for the following statements ? Statement X : Marine fishes have chlorine secretory cells. while riverine fishes have chlorine cells. Statement Y : Compared to marine water, fluid present in fish is hypotonic while reverine water is hypertonic compared to fluid present in fish. X Y X Y
• (1) In human being NH3 is convert in urea is liver (2) Insect birds and land nail are urecotelic (3) A small amount of water is wasted n excretion of anomia however not much energy is used in doing so. (4) More energy is required in the preparation of urea but not a large amount of water is needed to be lost
• How does an evolutionary biologist explain why a species of birds has evolved a larger beak size?
• Which one of these has highest levels of DDT deposition?