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 |
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
Match the following group of organisms with their respective distinctive characteristics and select the correct option :
Organisms | Characteristics | ||
(a) | Platyhelminthes | (i) | Cylindrical body with no segmentation |
(b) | Echinoderms | (ii) | Warm blooded animals with direct development |
(c) | Hemichordates | (iii) | Bilateral symmetry with incomplete digestive system |
(d) | Aves | (iv) | Radial symmetry with indirect development |
(a) | (b) | (c) | (d) | |
1. | (iii) | (iv) | (i) | (ii) |
2. | (ii) | (iii) | (iv) | (i) |
3. | (iv) | (i) | (ii) | (iii) |
4. | (i) | (ii) | (iii) | (iv) |
Consider the following traits:
I. Tripartite body division
II. Diverticulum of foregut, stomochord
III. Deuterostome embryonic development
An animal that can show all these traits can be:
1. | Ascidia | 2. | Branchiostoma |
3. | Asterias | 4. | Balanoglossus |