Symbionts which help plants in uptake of phosphorous and trace metals such as zinc and copper.

Related Mcqs:

1. The uptake of water in plants involves__________?

   A. Active transport
   B. Passive transport
   C. Both of these
   D. None of these

2. The site/s where most of the uptake of water and minerals take place is/are__________?

   A. Root hairs
   B. Root cells
   C. Underground stem
   D. All of these

3. Abscisic acid promotes flowering in short day plants and inhibits in long day plants, which of the following is antagonistic to abscisic acid in terms of flowering______________?

   A. Gibberellins
   B. Cytokinins
   C. Auxins
   D. Ethene.

4. Epiphytes are plants which depend on other plants for________?

   A. food
   B. mechanical support
   C. shade
   D. None of these

   Submitted by: Tauqeer Ahmad Rajput

5. Which one of the following toxic metals is extensively present in newspaper?

   A. Mg
   B. Cd
   C. Pb
   D. Hg

   Submitted by: Eesha Khalid

6. The type of plastids which help in pollination is_________?

   A. Chromoplasts
   B. Leucoplasts
   C. Chloroplasts
   D. All of these

7. Pancreas produces secretory granules that help in digestion. These granules after passing through endoplasmic reticulum are pinched off from ________ surface of Golgi apparatus:

   A. Forming face
   B. Maturating face
   C. Any of them
   D. None of these

8. Which of the following help cyanobacteria to locomote?

   A. Flagella
   B. Gas vesicles
   C. Both of these
   D. None of these

9. Locomotion in diatoms is carried out with the help of__________?

   A. Valve
   B. Raphe
   C. Pseudopodium
   D. Cilia or flagella

10. Transport of oxygen by blood takes place with the help of________?

    A. Erythrocytes
    B. Thrombocytes
    C. Lymphocytes
    D. Leucocytes

    Submitted by: Malik Asghar Hussain