Which of the following tracheophytes are leafless?

Related Mcqs:

1. Which of the following tracheophytes are also called arthrophytes______________?

   A. Psilopsids B. Lycopsids C. Sphenopsids D. Prteropsids...

2. Which of the following statement about filicinae a group of tracheophytes is incorrect_________________?

   A. They belong to sphenopsida B. They are seedless and their leaves are called fronds C. They live in shady and moist areas. D. They show circinate vernation....

3. In which group of tracheophytes ovules are born on the exposed surface of megasporophylls______________?

   A. Spheospsida B. Filicineae C. Gymnosperms D. Angiosperms...

4. If enzyme concentration is low than substrate pH and temperature values are equal to requirement then which of the following will increase rate of reaction____________________?

   A. increase in concentration of enzyme B. increase in concentration of substrate C. increase in pH D. increase in temperature...

5. Which one of the following is most likely to occur in an animal during winter?

   A. Activation of sweat glands B. Dilation of skin blood vessels C. Panting D. Thermogenesis...

6. Of the following which one is not the characteristic of green algae?

   A. Some green algae possess cell wall with cellulose B. They are generally accepted as the ancestors of green plants C. Chlorella is unicellular non-motile green algae D. None of these...

7. Of the following which one is not found in series proterostomia?

   A. Annelida B. Arthropoda C. Mollusea D. Echinodermata...

8. Which of the following is a selectively permeable membrane?

   A. cell wall B. cytoplasm C. cell membrane D. none of these Submitted by: Muhammad Nawaz...

9. Which of the following is most toxic?

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

10. Which one of the following is referred as the species occupation?

    A. Autecology B. Niche C. Ecosystem D. Biome Submitted by: Shoaib Shah...