Every question from past board papers on Non-chordates up to phyla, newest paper first. Open any question for its full worked answer.
Role of the water vascular system in Echinoderms is :
A. Respiration and Locomotion
B. Excretion and Locomotion
C. Capture and transport of food
D. Digestion and Respiration
E. Digestion and Excretion
Choose the correct answer from the options given below :
Match List I with List II :
List I:
A. Pleurobrachia
B. Radula
C. Stomochord
D. Air bladder
List II:
I. Mollusca
II. Ctenophora
III. Osteichthyes
IV. Hemichordata
Choose the correct answer from the options given below :
Consider the following statements :
A. Annelids are true coelomates
B. Poriferans are pseudocoelomates
C. Aschelminthes are acoelomates
D. Platyhelminthes are pseudocoelomates
Choose the correct answer from the options given below :
Match List I with List II.
List I: A. Taenia; B. Paramoecium; C. Periplaneta; D. Pheretima
List II: I. Nephridia; II. Contractile vacuole; III. Flame cells; IV. Urecose gland
Choose the correct answer from the options give below:
Radial symmetry is NOT found in adults of phylum ________.
In which of the following animals, digestive tract has additional chambers like crop and gizzard ?
Match List - I with List - II.
List - I / List - II
(a) Metamerism (i) Coelenterata
(b) Canal system (ii) Ctenophora
(c) Comb plates (iii) Annelida
(d) Cnidoblasts (iv) Porifera
Choose the correct answer from the options given below.
Match the following :
List - I / List - II
(a) Physalia (i) Pearl oyster
(b) Limulus (ii) Portuguese Man of War
(c) Ancylostoma (iii) Living fossil
(d) Pinctada (iv) Hookworm
Choose the correct answer from the options given below.
Read the following statements.
(a) Metagenesis is observed in Helminths.
(b) Echinoderms are triploblastic and coelomate animals.
(c) Round worms have organ-system level of body organization.
(d) Comb plates present in ctenophores help in digestion.
(e) Water vascular system is characteristic of Echinoderms.
Choose the correct answer from the options given below.
Which one of the following belongs to the family Muscidae ?
Match the following columns and select the correct option.
Column - I: (a) Gregarious, polyphagous pest (b) Adult with radial symmetry and larva with bilateral symmetry (c) Book lungs (d) Bioluminescence
Column - II: (i) Asterias (ii) Scorpion (iii) Ctenoplana (iv) Locusta
Bilaterally symmetrical and acoelomate animals are exemplified by :
Consider following features :
(a) Organ system level of organisation
(b) Bilateral symmetry
(c) True coelomates with segmentation of body
Select the correct option of animal groups which possess all the above characteristics.
Match the following organisms with their respective characteristics :
(a) \(\textit{Pila}\) (i) Flame cells
(b) \(\textit{Bombyx}\) (ii) Comb plates
(c) \(\textit{Pleurobrachia}\) (iii) Radula
(d) \(\textit{Taenia}\) (iv) Malpighian tubules
Select the correct option from the following :
Which of the following animals does not undergo metamorphosis ?
An important characteristic that Hemichordates share with Chordates is :
In case of poriferans, the spongocoel is lined with flagellated cells called :
Which of the following features is not present in the Phylum - Arthropoda ?
Which of the following features is not present in *Periplaneta americana* ?
Match Column—I with Column—II for housefly classification and select the correct option using the codes given below :
Column—I: a. Family; b. Order; c. Class; d. Phylum
Column—II: (i) Diptera; (ii) Arthropoda; (iii) Muscidae; (iv) Insecta
Codes :
a b c d
Choose the correct statement.
In male cockroaches, sperms are stored in which part of the reproductive system?
