Which of the following is true about hearts of earthworm?

Related Mcqs:

1. How many hearts does an Octopus have?

   A. 1
   B. 2
   C. 3
   D. 4

   Submitted by: Muhammad Minam

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

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

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. Nephrostome in earthworm opens in____________?

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

8. Earthworm lives in___________?

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

   Submitted by: Maryam Aftab

9. Which of the following plant group first formed true leaves________________?

   A. Psilopsida
   B. Lycopsida
   C. Sphenopsida
   D. Pteropsida

10. Which of the following plant group first formed true leaves?

    A. Psilopsida
    B. Lycopsida
    C. Sphenopsida
    D. Pteropsida

    Submitted by: Navid Muhammad