Do echinoderms have an excretory system, Biology

Assignment Help:

Q. Do echinoderms have an excretory system? How is excretion done in these animals?

Echinoderms do not have an excretory system their excretions are eliminated by diffusion.


Related Discussions:- Do echinoderms have an excretory system

Why fish and sea foods are important for human body, Why Fish and Sea Foods...

Why Fish and Sea Foods are important for human Body? They are rich sources of proteins (20-25%) of a high biological value. Dry fishes contain more (60%) proteins since most of

Demography, DEMOGRAPH Y - Scientific study of vital & social statistic...

DEMOGRAPH Y - Scientific study of vital & social statistics such as births, deaths, disease etc. of human population is called demography. It deals with - 1.      Change

What is the phenomenon called as red tide, Q. What is the phenomenon called...

Q. What is the phenomenon called as "red tide"? Which ambiental harms can it cause? Red tide is a phenomenon that takes place when dinoflagellates algae from the pyrrophyte gro

Trematodess, how do they adapt to their parasitic mode of feeding

how do they adapt to their parasitic mode of feeding

Six-membered oxygen-containing ring is referred as, A cyclic hemiacetal wit...

A cyclic hemiacetal with a six-membered oxygen-containing ring is referred to as a(n): Select one: a. aldehyde. b. pyranose. c. ketopentose. d. furanose. e. sorbi

Genetic defect in pyruvate dehydrogenase, Genetic Defect in Pyruvate Dehydr...

Genetic Defect in Pyruvate Dehydrogenase A defed in any of  the protein subunits of PDH can result in decrease or complete loss of  activity. Severe cases are usually fatal. Sy

How are the female gametes of gymnosperms formed, Q. How are the female gam...

Q. How are the female gametes of gymnosperms formed? What is the relationship between this process and the concept of alternation of generations? In the female strobiles (cones

Water, Water Water is the most important constituent of all living tis...

Water Water is the most important constituent of all living tissue. It forms up to 95% of the fresh weight of some animals. We all know that water is lost through sweat, excre

Explain about picaridin, Picaridin Laboratory and field studies docume...

Picaridin Laboratory and field studies documenting the efficacy of picaridin. No published data are available on the efficacy of the 7% solution now available in the US. Insec

Define unsafe water and sanitation - public nutrition, Define Unsafe Water ...

Define Unsafe Water and sanitation - public nutrition? Safe water and sanitation may seem tenuous in their link to food security but their impact is unquestionable. With 19% US

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd