Each ach nephridium of earthworm opens to the exterior by__________?

Related Mcqs:

1. Nephrostome in earthworm opens in____________?

   A. External space
   B. Internal Body cavity
   C. In gut
   D. In Bladder

2. Earthworm is included in_____________?

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

3. Earthworm is an example of ______________feeder?

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

4. 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.

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

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

6. The nephridia of earthworm open into the coelom by_________?

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

7. Earthworm lives in___________?

   A. sea water
   B. moist soil
   C. fresh water
   D. none of these

   Submitted by: Maryam Aftab

8. Ribosomes are tiny Granules first studied in 1955 by__________?

   A. De-Duve
   B. Schwann
   C. August Weismann
   D. Palade

9. Mastication is carried out by__________?

   A. Teeth
   B. Tongue
   C. Smooth muscles
   D. All of these

10. One of the commonest cause of food poisoning are the toxins produced by__________?

    A. Azobacter
    B. Nitrosomonas
    C. Campylobacter
    D. Nitrobacter