XI Biology Forms and Functions in Plants online Test Mdcat-2024

forms and functions in plants online test
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    Test Details:

      • Subject: Biology
      • Class: 1st year or 11
      • Chapter Name: Forms and Functions in Plants
      • Test: MDCAT 2024
      • Book: Sindh Textbook
      • Total No. Of MCQS:  50 MCQS 
      • Time Allowed: 50 Minutes
      • Price : Free
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      Created on By 99aa5633491da71752e906844cd41aa5medicoengineer.com

      XI Biology Forms and Functions in Plants Online Test Mdcat-2024

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      1. Plants which can trap water vapors from air are:

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      2. Carnivorous plants grow in:

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      3. First noticed in Gibberella fujikuroi fungus which infected rice seedlings and produced a disease called:

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      4. Meristems left by apical meristems were:

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      5. Phototropism curvature effect is due to light effect on:

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      6. Curvature movement of plant in response to touch stimulus is:

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      7. The best known plant hormones, Auxin, Cytokinin, Gibberellin, ABA and Ethylene all are effective at:

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      8. Which phytohormone causes delay in senescence?

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      9. Example of Auxin being in inhibitory effect is:

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      10. Which phytohormone helps in Parthenocarpy which is seedless fruit?

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      11. Essential inorganic elements are:

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      12. Each annual ring consists of outer zone___ and inner zone___ and inner zone having___ while outer zone having:

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      13. In the day time Pr is converted into___ because sunlight is predominantly___:

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      14. Forces like Cohesion, adhesion and___ are mainly responsible for upward movement of water:

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      15. Which of the following is not a macronutrient required by plants?

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      16. A plant cell placed in pure water will:

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      17. Pure water is assigned highest:

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      18. During translocation of sugars in plants from source to sink:

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      19. Which is the most accepted mechanism for the translocation of sugars from source to sink?

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      20. Upward movement of water against downward pull of gravity is known as:

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      21. The whole body of lower bryophytes contains, as their support and shape:

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      22. The pressure potential is always taken as:

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      23. Solution A has Ψs=-10bars and Ψp=3bars. Solution B has Ψs=−5bars and Ψp=0atm. The two are separated by semipermeable membrane. Flow of water will be:

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      24. Presence of macronutrient that help plants to withstand cold temperatures is:

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      25. In turgid cell the water potential is:

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      26. In beneficial leaves the upper region consists of upper epidermis which contains:

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      27. Leaves turn pale yellow due to loss of chlorophyll is a deficiency of:

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      28. Cytoplasmic connection through pores known as Plasmodesmata are found to be useful in:

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      29. The casparian strip, a waxy belt that extends through walls, is found in:

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      30. During Phloem loading the solute potential of the phloem______ and water from neighbouring xylem vessels_____:

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      31. The activity of lateral meristems cause _______ and it's called_____:

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      32. The function of companion cells is to control the activity of:

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      33. Scientific name of Water fly trap is:

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      34. Iron in cytochrome involved in ETC of respiration and Photosynthesis can exist in form of:

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      35. The rate of water flow in vessels to tracheids is:

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      36. Plants living in dry places such as deserts, steep and high altitudes having lack of water are:

       

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      37. Maintaining balance between water content and solute content is:

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      38. Leaf turn dull or bluish green is due to deficiency of:

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      39. When plant cell is put in solution which causes net output of water from cell to the solution causing plasmolysis, this solution is:

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      40. Promotion of flowering by a cold treatment given to seeds is known as:

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      41. Heat shock proteins are formed in:

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      42. The type of synthetic Auxin used for weedicide (selective weed killers) is:

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      43. Genetically dwarf plant can be converted into a plant of normal height with the application of:

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      44. Xylem tissues can be formed when Auxin is equally concentrated with:

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      45. The set of Day neutral plants are:

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      46. The pineapple which under natural conditions is difficult to blossom has been made to produce fruits throughout the year by the application of:

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      47. Which plant hormone causes fruit ripening?

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      48. Most of the plants are seasonal due to:

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      49. Which one of the following is not a synthetic auxin?

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      50. Which of the following is the first principle discovered phytohormone?

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      51. Mimosa shows :

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