MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which among the following is coelomate, bilateral and has organ system level of organization? |
| A. | Hemichordates |
| B. | Aschelminthes |
| C. | Coelenterata |
| D. | Platyhelminthes |
| Answer» B. Aschelminthes | |
| 2. |
Which among the following is incorrect about notochords? |
| A. | Notochord is a rod-like structure on the dorsal side of the animals |
| B. | During the embryonic development notochord is formed on the dorsal side |
| C. | Notochord is formed from epidermal cells |
| D. | Pisces are an example for chordates |
| Answer» D. Pisces are an example for chordates | |
| 3. |
Notochord is formed by __________ |
| A. | Mesodermal cells |
| B. | Ectodermal cells |
| C. | Epidermal cells |
| D. | Endodermal cells |
| Answer» B. Ectodermal cells | |
| 4. |
Incomplete digestive system is found in animals like tape worms. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
Which among the following is incorrect about segmentation? |
| A. | Some animal bodies are divided into segments both internally and externally |
| B. | The functions of each and every segment are unique and don t intersect in their functions |
| C. | The phenomenon of segmentation is termed as metamerism |
| D. | Segmentation helps few animals in locomotion |
| Answer» C. The phenomenon of segmentation is termed as metamerism | |
| 6. |
Echinoderms are an example for coelomates. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Which among the following is incorrect about acoelomates? |
| A. | Body cavity is absent in these type of organisms |
| B. | Coelenterates are the best examples for acoelomates |
| C. | Mesoderm holds the internal organs in its own place |
| D. | Nematodes also belong to acoelomates |
| Answer» D. Nematodes also belong to acoelomates | |
| 8. |
Which among the following is incorrect about coelomates? |
| A. | Coelomates is also called as Eucoelomates |
| B. | Body cavity is lined by mesoderm |
| C. | Internal organs are suspended in the coelom and is attached through peritonium |
| D. | Porifera is the best example for coelomates |
| Answer» E. | |
| 9. |
Which among the following is incorrect about pseudocoelomates? |
| A. | Pseudocoelomates means those organisms with false coelom |
| B. | Mesoderm in pseudocoelom is scattered into pouches |
| C. | In pseudocoelomates, coelom is lined completely through mesoderm |
| D. | Nematodes are examples of pseudocoelomates |
| Answer» D. Nematodes are examples of pseudocoelomates | |
| 10. |
Which among the following is incorrect about classification on the basis of coelom? |
| A. | Coelom is the cavity between the body wall and gut wall |
| B. | Animals are divided into coelomates, acoelomates and pseudocoelomates |
| C. | Coelom is the fluid filled space other than lymph vessels and blood vessels |
| D. | In coelomates, cavities between the gut wall and mesoderm is absent |
| Answer» E. | |