Which of the following is a function of the root system?
The root system provides anchorage to the plant by fixing it in the soil.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Morphology of Flowering Plants
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Which of the following describes a perianth?
In some flowers like lily, the calyx and corolla are not distinct and are collectively called the perianth.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which term describes a flower in which the ovary is positioned above other floral parts?
In hypogynous flowers, the ovary is superior and occupies the highest position, as seen in mustard.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which of the following statement about seeds is a correct
The radicle develops into the root, while the plumule forms the shoot.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Why are fibrous roots more efficient in preventing soil erosion than taproots?
The fibrous root system forms a dense network of roots, which helps in binding the soil particles together, preventing erosion.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which part of the stem helps in climbing in plants like Passiflora?
In some plants like Passiflora, stem tendrils help in climbing by coiling around a support.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which of the following statements about seeds is a correct?
The cotyledons in dicot seeds store food and provide nourishment to the developing embryo.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which of the following statements about seed is correct?
The radicle develops into the root, while the plumule forms the shoot.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which of the following statements about leave is incorrect?
The petiole connects the leaf to the stem, not the root.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which of the following statements about root modifications is incorrect
Fibrous roots spread out near the surface and do not provide deep penetration like taproots.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which of the following statement about flower symmetry is a correct?
Pea flowers are zygomorphic, meaning they can be divided into two equal halves in only one plane.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants
Which of the following statements about placentation is incorrect!
Marginal placentation is found in pea, not in tomato. Tomato exhibits axile placentation.
Ref: NCERT Class 11 Biology chapter - Morphology of flowering plants