MCQOPTIONS
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MCQOPTIONS
This section includes 57 Mcqs, each offering curated multiple-choice questions to sharpen your Biology Mcqs knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
A sponge of Antarctica which is more than a meter tall is |
| A. | Scolymastra joubini |
| B. | Euplectella |
| C. | Spongilla |
| D. | Leucoselenia |
| Answer» B. Euplectella | |
| 52. |
Venus flower basket is also known as |
| A. | Sycon |
| B. | Euplectella |
| C. | Leucoselenia |
| D. | Spongilla |
| Answer» C. Leucoselenia | |
| 53. |
The internal buds are known as |
| A. | Spicules |
| B. | Choanocytes |
| C. | Gemmules |
| D. | None of these |
| Answer» D. None of these | |
| 54. |
Inner layers of the sponges are made up of |
| A. | Pinacocytes |
| B. | Choanoderm |
| C. | Choanoytes |
| D. | Pinacoderm |
| Answer» D. Pinacoderm | |
| 55. |
Porifera range in size from |
| A. | Few millimeter wide to more than one meter tall |
| B. | Few centimeter wide to more than one meter tall |
| C. | Few decimeter wide to more than one meter tall |
| D. | One meter wide to more than millimeter tall. |
| Answer» B. Few centimeter wide to more than one meter tall | |
| 56. |
The sponges in which sperms develop first are included in the category of |
| A. | Peritandrous |
| B. | Pertandrous |
| C. | Protendrous |
| D. | Protandrous |
| Answer» E. | |
| 57. |
The skeleton of the sponges is in the form of variously shaped needle like structures called |
| A. | Stripules |
| B. | Spicules |
| C. | Brails |
| D. | Spines |
| Answer» C. Brails | |