31. At Each trophic level, in which form energy is lost ?
32. Which Source of eutrophication is the modern source of phosphorus ?
33. It helps in absorbtion of phosphorous ?
34. In a day, How many times an individual inspire and expire (breathing) ?
35. What percentage of total metabolic energy is produced through fermentation of lactic acid ?
36. Which adaptation is observe only in xerophytes ?
37. Which of the following opteon is correct for CO2 absorption in CAM ?
It- (I) Liver? Liver lobule
(II) kidney? Uriniferous tubule
(III) Ecolog:y ? X
than What does"x" represent ?
What can be Explained through following chart ?
Birds 25 ppm
↑ ↑
Big fishes 2ppm
↑ ↑
Small fishes 0.5ppm
↑ ↑
Zoo Plankton 0.5ppm
↑ ↑
Phyto planktons 0.04 ppm
↑ ↑
DDT in water 0.003ppb
(i) Biological magnification concentration of DDT
(ii) Aquatic food web
(iii) Food chain
(iv) DDT is non degrable
(v) One aquatic ecosystem
A. (i), (ii), (iii)
B. (i), (iii), (iv)
C. (ii), (iii), (iv)
D. (iii), (iv), (v)
Answer : Option B
With reference to precess of decomposition arrange the following in proper sequence.
(1) Deadmaterial ? Predation by detrivore ? digestion in animals ? defecation ?mixes
with soil.
(2) MIneralization and symthesis of fertilization of substances.
(3) Complex substance Extracellular ?(up- Extracellular , Down- enzymes )
enzymes Ions & salts (simple sub.)
(4) Transport of soluble substances in the inner layer of soil