The nephridia of earthworm open into the coelom by_________?

Related Mcqs:

1. The animals in which coelom is formed due to splitting of mesocerm are known as____________?

   A. Pseudocoelous
   B. Schizocoelous
   C. Enterocoelous
   D. Emphicoelous

2. Coelom that develops from the archenteron as outpouching is__________?

   A. Pseudocoelom
   B. Enterocoelom
   C. Schizocoelom
   D. None of these

3. The function of coelom is__________?

   A. To increase the size of the animals
   B. To help in the functioning of reproductive system
   C. To provide space for the development of organs and systems
   D. None of these

4. Coelom is lined by__________?

   A. Parietal mesoderm
   B. Visceral mesoderm
   C. Mesoderm
   D. Both A & B

5. Coelom is divided into septa in case of:__________?

   A. Molluscs
   B. Annelids
   C. Sponges
   D. Cniderians

   Submitted by: Nimra Shah

6. Earthworm is included in_____________?

   A. Kingdom Plantae
   B. Kingdom Protoctista
   C. Kingdom Monera
   D. Kingdom Animalia

7. Earthworm is an example of ______________feeder?

   A. Detritus
   B. Fluid
   C. Macrophageus
   D. Filter

8. Which of the following is true about hearts of earthworm?

   A. There are 5-7 pairs of heart.
   B. They are present between 1-7th segments.
   C. They are present lateral to the oesophagus.
   D. They pump blood from ventral to dorsal vessel.

9. Each ach nephridium of earthworm opens to the exterior by__________?

   A. Nephrostome
   B. Nephridiopore
   C. Flame cell
   D. Anus

10. The main nitrogenous waste formed in the body of earthworm is/are___________?

    A. Ammonia
    B. Urea
    C. Uric acid
    D. Trimethylamine oxide