Inner layers of the sponges are made up of__________?

Related Mcqs:

1. The sponges in which sperms develop first are included in the category of__________?

   A. Peritandrous B. Pertandrous C. Protendrous D. Protandrous...

2. 80% of the food of sponges consists of__________?

   A. Detrital organic particles B. Zooplankton and small animals C. Phytoplanktons D. all of these...

3. The skeleton of the sponges is in the form of variously shaped needle like structures called___________?

   A. Stripules B. Spicules C. Brails D. Spines...

4. The skeleton of sponges is made up of___________?

   A. Calcium B. Silica C. Both of these D. None of these...

5. Sperms released in water are carried to the mesenchyme in sponges by__________?

   A. Amoeboid cell B. Stipules C. Spicules D. Spines...

6. In sponges fertilization takes place in____________?

   A. Ectoderm B. Mesenchyme C. Endoderm D. Uterus...

7. In cell fractionation various components of cells including its organelles can be isolated in different layers depending upon____________?

   A. Their physical properties like size & weight. B. Physical properties of the medium like its density. C. Their electrical properties like their charges D. Both a and b...

8. In most triploblasts after embryonic development the three layers are represented as___________?

   A. Separate layers of cells B. Structures formed from them C. Structures associated with them D. Their functions in body...

9. According to Lamarch evolution occurred as the result of__________?

   A. Natural selection B. The theory of recapitulation C. Inheritance of acquired characters D. Over production...

10. Locomotion in diatoms is carried out with the help of__________?

    A. Valve B. Raphe C. Pseudopodium D. Cilia or flagella...