Usman

Category: Learn Botany Quiz

  • Internodes are the stem regions:

    {“lesson_id”:5818,”category_id”:0,”topic”:””,”choices”:[“Inside the root cap”,”Of the flower ovary”,”Of the leaf blade”,”Between two successive nodes”],”correct”:3,”type”:”mcq”,”explain”:”An internode is the length of stem between two nodes.”}

  • Sieve tubes of phloem are:

    {“lesson_id”:5660,”category_id”:0,”topic”:””,”choices”:[“Only found in roots”,”Living cells with cytoplasm”,”The same as tracheids”,”Dead empty pipes like vessels”],”correct”:1,”type”:”mcq”,”explain”:”Sieve-tube elements remain living but are controlled by companion cells.”}

  • A typical plant cell wall is rich in:

    {“lesson_id”:0,”category_id”:60,”topic”:”Introduction To Plant”,”choices”:[“Cellulose”,”Chitin only”,”Keratin”,”Peptidoglycan”],”correct”:0,”type”:”mcq”,”explain”:”Cellulose microfibrils strengthen plant cell walls; fungal walls use chitin.”}

  • Most familiar conifers are:

    {“lesson_id”:0,”category_id”:94,”topic”:”02. Conifers (Gymnosperms)”,”choices”:[“Mosses”,”Flowering herbs only”,”Seaweeds”,”Evergreen trees with needle leaves and cones”],”correct”:3,”type”:”mcq”,”explain”:”Pines, firs and spruces are typical conifers.”}

  • The green cushion of a moss is mostly:

    {“lesson_id”:0,”category_id”:107,”topic”:”04. Mosses And Liverworts”,”choices”:[“Fruit wall”,”Secondary xylem”,”Diploid sporophyte wood”,”Haploid gametophyte”],”correct”:3,”type”:”mcq”,”explain”:”The familiar leafy moss is the gametophyte; the stalked capsule is the sporophyte.”}

  • Fungal cell walls typically contain:

    {“lesson_id”:0,”category_id”:113,”topic”:”06. Fungi”,”choices”:[“Silica”,”Peptidoglycan”,”Cellulose only”,”Chitin”],”correct”:3,”type”:”mcq”,”explain”:”Chitin distinguishes fungi from plants.”}

  • The compound microscope is used in botany mainly to study:

    {“lesson_id”:0,”category_id”:68,”topic”:”Methods In Botany”,”choices”:[“Cells and tissues too small to see by eye”,”Ocean tides”,”Continental drift”,”Satellite climate only”],”correct”:0,”type”:”mcq”,”explain”:”Stained sections reveal epidermis, xylem, pollen and more.”}

  • Leaves are specialised mainly for:

    {“lesson_id”:0,”category_id”:76,”topic”:”Plant Parts”,”choices”:[“Producing pollen inside wood”,”Photosynthesis and gas exchange”,”Absorbing only mineral oil”,”Anchorage in soil”],”correct”:1,”type”:”mcq”,”explain”:”A flat blade with stomata intercepts light and exchanges CO2 and O2.”}

  • Plant taxonomy is the area that:

    {“lesson_id”:0,”category_id”:145,”topic”:”Areas Of Study”,”choices”:[“Measures only transpiration rate”,”Designs only greenhouses”,”Counts only stomata for fun”,”Classifies and names plants”],”correct”:3,”type”:”mcq”,”explain”:”Names and ranks make diversity manageable.”}

  • Root hairs are extensions of:

    {“lesson_id”:5813,”category_id”:0,”topic”:””,”choices”:[“Epidermal cells”,”Xylem vessels”,”Cortical cells”,”Companion cells”],”correct”:0,”type”:”mcq”,”explain”:”Root hairs are unicellular outgrowths of the epidermis that increase the absorptive surface.”}