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Sepals or petals in a whorl just touch one another at the margin, without overlapping in:
1. Calotropis
2. Gulmohur
3. Cotton
4. Pea

Subtopic:  Flower & Parts of Flower |
 87%
From NCERT
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Stamens are:
I: epipetalous in the flowers of brinjal.
II: epiphyllous when attached to the perianth in the flowers of lily.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic:  Flower & Parts of Flower |
 92%
From NCERT
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The type of placentation shown in the given figure is seen in:
1. Sunflower and Marigold 2. Mustard and Argemone
3. Dianthus and Primrose 4. Tomato and Lemon
Subtopic:  Inflorescence |
 79%
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Drupes:
1. develop from monocarpellary superior ovaries and are one seeded
2. develop from monocarpellary inferior ovaries and are one seeded.
3. develop from multicarpellary superior ovaries and are many seeded.
4. develop from multicarpellary inferior ovaries and are many seeded.
Subtopic:  Fruits & their Types |
 92%
From NCERT
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In plants such as bean, gram and pea, the endosperm is:
1. haploid.
2. formed by free nuclear divisions only.
3. not formed as a result of double fertilisation.
4. not present in mature seeds.
Subtopic:  Seed |
 81%
From NCERT
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In a floral formula, the symbols \(\overline{G}\) and \(\oplus\) respectively denote:
1. Superior ovary and Zygomorphic flower
2. Inferior ovary and Zygomorphic flower
3. Superior ovary and Actinomorphic flower
4. Inferior ovary and Actinomorphic flower
Subtopic:  Flower & Parts of Flower |
 79%
From NCERT
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 Match each item in Column I with one in Column II and select the correct match from the codes given below:
Column I Column II
A Ashwagandha P Ornamental
B Petunia Q Dilation of pupil
C Fumigatory R Medicine
D Atropa S Tobacco
Codes:
A B C D
1. R P S Q
2. R S P Q
3. P R S Q
4. Q P R S
Subtopic:  Families of Flowering Plant |
 89%
From NCERT
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The figure represents the floral diagram of Family:
1. Fabaceae 2. Liliaceae
3. Solanaceae 4. Brassicaceae
Subtopic:  Families of Flowering Plant |
 86%
From NCERT
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Study the Assertion statement followed by the Reason statement given below:
Assertion (A): A flower with staminode is best suited for pollinating the pistil in artificial hybridisation experiments in angiosperms.
Reason (R): Flowers with staminodes are unisexual and produce a large number of pollens.       
 
1. Both (A) and (R) are False.
2. Both  (A) and (R) are True and (R) is the correct explanation of  (A).
3. Both (A) and  (R) are True but (R) is not the correct explanation of (A).
4. (A) is False but (R) is True.
Subtopic:  Flower & Parts of Flower |
 70%
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Identify the correct statements regarding a typical dicot seed:
I. The seed coat has two layers, the inner testa and the outer tegmen.
II. The hilum is a scar on the seed coat through which the developing seeds were attached to the fruit.
III.  At the two ends of the embryonal axis are present the radicle and the plumule.

1. Only I
2. Only II and III
3. Only III
4. I, II and III
Subtopic:  Seed |
 57%
From NCERT
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