Which of the following angiosperms has an actinomorphic flower?
1. Pea
2. Cassia
3. Canna
4. Mustard

Subtopic:  Flower & Parts of Flower |
 88%
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It is not necessary that the length of filaments of anthers within a flower is nearly equal and sometimes variations can be seen as in:
1. Mustard and Pea
2. Salvia and Mustard
3. China rose and Lily
4. Guava and Rose
Subtopic:  Flower & Parts of Flower |
 89%
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The diagram shows the drupes of mango and coconut. Select the correct statements:
Statement I: They develop from monocarpellary superior ovaries and are one seeded in both mango and coconut.
Statement II: Mesocarp is fleshy and edible in mango while it is fibrous in coconut.

1. Statement I is incorrect; Statement II is correct
2. Statement I is correct; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
Subtopic:  Fruits & their Types |
 89%
From NCERT
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The given floral formula describes plants of family:

1. Solanaceae
2. Fabaceae
3. Brassicaceae
4. Liliaceae
Subtopic:  Families of Flowering Plant |
 84%
From NCERT
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With respect to dicots, the primary root is formed by:
1. elongation of epicotyl
2. direct elongation of plumule
3. direct elongation of radicle
4. parts other than radical
Subtopic:  Morphology of Roots |
 90%
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What is the name given to the swollen leaf base found in some legumes?
1. Pulvinus
2. Lamina
3. Ligule
4. Stipule
Subtopic:  Morphology of Leaf |
 94%
From NCERT
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Consider the given statements:
I: In majority of the dicotyledonous plants, the direct elongation of the radicle leads to the formation of primary root which grows inside the soil.
II: It bears lateral roots of several orders that are referred to as secondary, tertiary, etc., roots.
III: The primary roots and its branches constitute the tap root system, as seen in the mustard plant.
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic:  Morphology of Roots |
 88%
From NCERT
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Petioles help in:
I: holding the leaf blade to light.
II: cooling the leaf.
III: bringing fresh air to leaf surface.

1. Only I is correct
2. Only II and III are correct
3. I, II and III are correct
4. I, II and III are incorrect
Subtopic:  Morphology of Leaf |
 76%
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Consider the two statements:
Statement I: The mode of arrangement of sepals or petals in floral bud with respect to the other members of the same whorl is known as aestivation.
Statement II: The arrangement of ovules inside the ovary in an angiosperm is called as placentation.

1. Statement I is correct; Statement II is correct
2. Statement I is correct; Statement II is incorrect
3. Statement I is incorrect; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic:  Flower & Parts of Flower |
 90%
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Study the given figure and select the correct statements:

Statement I: A is the region of maturation.
Statement II: B is distal to C.
1. Statement I is correct; Statement II is correct
2. Statement I is correct; Statement II is incorrect
3. Statement I is incorrect; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic:  Morphology of Roots |
 68%
From NCERT
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