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Vaishnavi Prasad
Subject: Biology, asked on 14/3/16
Is it possible to compare the water vascular system of echinoderms with the circulatory system of man in some aspects.?Justify your answer.
Vaishnavi Prasad
Subject: Biology, asked on 14/3/16
Observing a starfish your friend commented that it is a lower invertebrate without a distinct head, eyes or legs. Do you agree with him?
Amogh Agarwal
Subject: Biology, asked on 26/2/16
difference between Chondrichthyes and osteichthyes
Ayaan
Subject: Biology, asked on 24/2/16
Is this answer incorrect ?![]()
Atul Sharma
Subject: Biology, asked on 17/1/16
I have often seen in Earthworms, that a swollen part in present in their elongated body in almost centre. What is this swollen region ? What use is it of to the organism ? Please provide a precise answer. ![]()
Atul Sharma
Subject: Biology, asked on 15/1/16
Why do leeches (hirudinaria), need to prevent blood clotting ? What is it's significance ?
Nilofer Afreen
Subject: Biology, asked on 1/1/16
Cephalopodais regarded as the most advanced class of Phylum Mollusca. Give reasons for this statement.
Nilofer Afreen
Subject: Biology, asked on 1/1/16
The process of torsion in gastropods rotates the viscero-pallialorgans through 180 degrees, so that the mantle cavity with its pallialcomplex is brought in front of the body in adult. What is the adaptive significance of torsion for gastropods?
Ramandeep Kaur
Subject: Biology, asked on 22/11/15
humans are only able to produce maximum two to three offsprings at one tie but aals like dogs, tigers ,lions produce eight to nine offsprings. why ?
Shreya Bajpai
Subject: Biology, asked on 24/9/15
how does animal of urochordatadiffer from those of cephelochordatawith reference to notochord.
Shreya Bajpai
Subject: Biology, asked on 24/9/15
give the common name of petromyzonname the phylum to which it belongs and give its specific characters.
Shreya Bajpai
Subject: Biology, asked on 24/9/15
the animal of this phylum are marine spinyboiled.adult are radially symmetrical but larvae is bilateral symmetrical.identify the phyllumand write its most distinctive features.
Aditi Chourasia
Subject: Biology, asked on 10/9/15
write the contributions of aristotle? why he is called as father of zoology?
Ankit Kumar
Subject: Biology, asked on 6/9/15
what are the differences between level of organization in platyhelminthes and aschelminthes ??
Ankit Kumar
Subject: Biology, asked on 6/9/15