Hydra has___________?

Related Mcqs:

1. The food of hydra consists of___________?

   A. Humus
   B. Detritus
   C. Dead microscopic animals
   D. Small crustaceans

2. Hydra is an example of ______________ feeder?

   A. Fluid
   B. Macrophagous
   C. Fluid
   D. All of these

3. Hydra has no specialized excretory system because:

   A. It does not produce waste material
   B. Due to absence of mesoderm
   C. The whole body cells are in contact with water
   D. It has pseudocoelom.

4. What content does only a plant cell has___________?

   A. Cell Membrane
   B. Cell wall
   C. Cytoplasm
   D. Chromatin

   Submitted by: Nayab Idrees

5. Movement of the material across the cell membrane which does not requiring expenditure of metabolic energy is called__________?

   A. Active transport
   B. Passive transport
   C. Co-transport
   D. Counter transport

6. A three dimensional dcavity bearing a specific charge by which the enzyme reacts with its substrate is called_________________?

   A. Active site
   B. Binding site
   C. Catalytic site
   D. Allosteric site

7. The bond formed when two or more atoms complete their electron shells by sharing electrons is called_____________?

   A. Ionic bond
   B. Hydrogen bond
   C. Covalent bond
   D. Electrovalent bond

8. The covalent bond between two monosaccharide subunits is called________________?

   A. Phosphodiester bond
   B. Peptide bond
   C. Glycosidic Bond
   D. Ionic bond

9. The major constituent of blood plasma is___________?

   A. Protein
   B. NaCl
   C. Water
   D. Cholesterol

10. The elimination of toxic nitrogenous waste and excess water in man is by______?

    A. Excretion
    B. Circulation
    C. Reproduction
    D. Pollution

    Submitted by: Yousuf Sanjrani