This document discusses different types of organisms found in water. It summarizes that water is a habitat with high biodiversity. It contains various microorganisms that play an important role in the ecosystem. The document goes on to describe different types of microorganisms found in water including plankton, bacteria, algae, and viruses. It notes that plankton are an important part of the food chain. Various types of algae like diatoms provide habitats for other microorganisms. Bacteria help break down organic matter. Finally, the document discusses how different organisms in water are useful for research, food, and maintaining water quality.

2. c‡w ico-c-Øn-ep-S-ofw nc-¥-c-ambn
Hgp-In-s°m-- n-cn-°p-∂p. hfsc k¶o¿Æ
LS--bp≈ {Zmh-I-I-e-bmWv c‡w.LS--bp≈ {Zmh-I-I-e-bmWv c‡w.
Ht´sd [¿Ω-߃ n¿h-ln-°p∂ AXn-{]-
[m LS-I-amWv c‡w.

3. AcpW c‡m-Wp-°ƒ
tizX c‡m-Wp-°ƒ
tπ‰vse-‰p-Iƒ
πmkva F∂ {ZmhIw XpS-ßnbh
c‡-Øn¬ ImW-s∏-Sp-∂p.

4. Acp-W-c-‡m-Wp-°ƒ°v a¿atam tImitam C√.
HIvkn-Ps hln-®p-sIm- v t]mIp-∂Xv AcpW c‡m-Wp-°-fm-Wv.
izk---hm-X-I-ß-fpsS kwh-l--amWv a‰p {][m [¿Ωw

5. c‡-Øn-te°v {]th-in-°p∂ tcmKm-Wp-°sf in-∏n-°p-∂p.
tcmK-{]-Xn-tcm-[-Ønv klm-bn-°p∂ c‡-tIm-i-ß-fmWv tizX-c-
‡m-Wp-°ƒ
yqt{Sm-^n¬, Cukn-tm-^n¬, t_tkm-^n¬, tamtWm-ssk-‰v,
enwt^m-ssk‰v F∂nh hnhn[ tizX-c-‡m-Wp-°-fm-Wv.

6. c‡-Øn¬ ImWp∂ kqjva tImi-ß-fmWv tπ‰vse-‰p-Iƒ
Ch Aÿn a⁄-bn¬ n¿an-°-s∏-Sp-∂p.
c‡w I´-]n-Sn-°m≥ klm-bn-°p-∂p.

7. πmkva-bnse hnhn[ LS-I-ßfpw [¿Ω-ßfpw
ss^{_n-tm-P≥ ˛
c‡w I´-]n-Sn-°m≥ klm-bn-°p-∂p.
πmkva-t{]m-´o-p-Iƒ
c‡w I´-]n-Sn-°m≥ klm-bn-°p-∂p.
t•m_p-en-p-Iƒ ˛
B‚n-t_m-Un-Ifmbn {]h¿Øn-°p-∂p.
B¬_p-an-p-Iƒ ˛
c‡kΩ¿±w nb-{¥n-°p-∂p.

8. πmkva-˛-ssP-hnI/AssP-hnI kwbp-‡-߃
ssPhnI kwbp-‡-߃
`£-W-]-Zm¿∞-߃:
Du¿tPm¬]m-Z--Ønpw icoc hf¿®bv°pw klm-bn-°p-∂p.
t^m¿tam-Wp-Iƒ :t^m¿tam-Wp-Iƒ :
ico-c-[¿Ω-ß-fpsS nb-{¥Ww
AssP-hnI kwbp-‡-߃
tkmUnbw, s]m´mkyw ˛ hyXn-hym-] nb-{¥Ww
t^mkvt^‰v, Im¬kyw ˛ c‡w I´-]n-Sn-°p-∂-Xnpw t]in
{]h¿Ø--Ønpw klm-bn-°p-∂p.