Match the following list of animals with their level of organization.

Division of Labour Animal
A. Organ level i. Pheritima
B. Cellular aggregate level ii. Fasciola
C. Tissue level iii. Spongilla
D. Organ system level iv. Obelia

Choose the correct match showing division of labour with animal example:

i ii iii iv
1. B C D A
2. B D C A
3. D A B C
4. A D C B
Subtopic:  Phylum Porifera | Phylum Coelenterata | Phylum Ctenophora & Platyhelminthes | Phylum Aschelminthes | Phylum Annelida | Phylum Arthropoda | Phylum Mollusca | Phylum Echinodermata | Phylum Hemichordata | General Introduction: Vertebrates & Agnatha |
 87%

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Match the following organism with their respective characteristics:

(a) Pila (i) Flame cells
(b) Bombyx (ii) Comb plates
(c) Pleurobrachia (iii) Radula
(d) Taenia (iv) Malpighian tubules
Select the correct option from the following:
(a) (b) (c) (d)
1. (iii) (ii) (iv) (i)
2. (iii) (ii) (i) (iv)
3. (iii) (iv) (ii) (i)
4. (ii) (iv) (iii) (i)
Subtopic:  Phylum Ctenophora & Platyhelminthes | Phylum Arthropoda | Phylum Mollusca |
 88%
From NCERT
NEET - 2019
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Match the following diseases with the causative organism and select the correct option.

Column-I Column-II
(a) Gregarious, polyphagous pest (i) Asterias
(b) Adult with radial symmetry and larva with bilateral symmetry (ii) Scorpion
(c) Book lungs (iii) Ctenoplana
(d) Bioluminescence (iv) Locusta
 
(a) (b) (c) (d)
1. (iv) (i) (ii) (iii)
2. (iii) (ii) (i) (iv)
3. (ii) (i) (iii) (iv)
4. (i) (iii) (ii) (iv)
Subtopic:  Phylum Ctenophora & Platyhelminthes | Phylum Arthropoda |
 96%
From NCERT

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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.
1. Annelida, Mollusca and Chordata
2. Annelida, Arthropoda and Chordata
3. Annelida, Arthropoda and Mollusca
4. Arthropoda, Mollusca and Chordata

Subtopic:  Phylum Annelida | Phylum Arthropoda | Phylum Chordata |
 83%
From NCERT

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Which one of the following pairs of items correctly belong to the category of organs mentioned against it?

1. Nephridia of earthworm and malpighian tubules of cockroach - excretory organs.
2. Wings of honey bee and wings of crow - homologous organs
3. Thorns of Bougainvilea and tendrils of Cucurbita - analogous organs
4. Nictitating membrane and blind spot in human eye - vestigial organs

Subtopic:  Phylum Annelida | Phylum Arthropoda |
 76%
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Which one of the following statements is incorrect?

1. In cockroaches and prawns, excretion of waste material occurs through malpighian tubules.
2. In ctenophores, locomotion is mediated by comb plates.
3. In Fasciola flame cells take part in excretion.
4. Earthworms are hermaphrodites and yet cross fertilization take place among them.
Subtopic:  Phylum Arthropoda |
 50%
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Which group of animals belong to the same phylum?
1. Earthworm, Pinworm, Tapeworm
2. Prawn, Scorpion, Locusta
3. Sponge, Sea anemone, Starfish
4. Malarial parasite, Amoeba, Mosquito

Subtopic:  Phylum Arthropoda |
 83%
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Perhaps the biggest reason for the enormous success of Arthropods is?

1. Chitinous exoskeleton 2. Diverse appendages
3. Respiration by tracheoles 4. Internal fertilization
Subtopic:  Phylum Arthropoda |
 62%

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Identify the correct statements regarding arthropods:

I: All arthropods use internal fertilization
II: All arthropods lay eggs
III: All arthropods' embryos are segmented

 

1. Only II 2. Only III
3. Only I and II 4. None
Subtopic:  Phylum Arthropoda |

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