CBSE Class 9 c9plantpermanent — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 9 c9plantpermanent in the app →Per NCERT, what tissue forms the OUTERMOST PROTECTIVE LAYER of the plant body?Per NCERT, what is the CUTICLE — and what is its role?Per NCERT, the pores on the leaf epidermis that allow GAS EXCHANGE and TRANSPIRATION are called what?Per NCERT, the hair-like projections on root EPIDERMAL CELLS that increase surface area for absorption of watePer NCERT, PARENCHYMA is a simple permanent tissue with what defining structure?Per NCERT, COLLENCHYMA cells have which distinctive structural feature?Per NCERT, SCLERENCHYMA cells are characterised by which feature?Per NCERT, XYLEM is the plant conducting tissue that transports which substances?Per NCERT, PHLOEM transports which substances — and in which direction(s)?Per NCERT, which cells in PHLOEM regulate the loading + unloading of sugars in sieve tubes?Per NCERT, what is the FUNCTION of TRANSPIRATION (besides water loss)?Per NCERT, plants are organised into THREE tissue systems. Which is NOT one of them?