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Q. No.Sunderbans in West Bengal is a swampy area. The plants in this area bear special kind of roots called:
1. Pneumatophores
2. Prop roots
3. Stilt roots
4. Tuberous roots
Subtopic: Modification of Roots |
93%
From NCERT
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In an epigynous flower, the ovary is situated:
| 1. | below other floral parts |
| 2. | above other floral parts |
| 3. | at the same level as other floral parts |
| 4. | not on the thalamus |
Subtopic: Flower & Parts of Flower |
76%
From NCERT
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At the root tip, which of the following regions will be the most ‘distal’?
| 1. | Region of meristematic activity |
| 2. | Region of root hairs |
| 3. | Region of maturation |
| 4. | Region of elongation |
Subtopic: Morphology of Roots |
From NCERT
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The flower cannot be divided into two similar halves by any vertical plane passing through the centre in:
| 1. | Canna | 2. | Pea |
| 3. | Mustard | 4. | Datura |
Subtopic: Flower & Parts of Flower |
86%
From NCERT
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The floral diagram describes the members of angiosperms belonging to the family:
1. Brassicaceae
2. Fabaceae
3. Liliaceae
4. Solanaceae
1. Brassicaceae
2. Fabaceae
3. Liliaceae
4. Solanaceae
Subtopic: Semi Technical Description | Families of Flowering Plant |
86%
From NCERT
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Consider the given two statements:
| Statement I: | Stem tendrils which develop from axillary buds are slender and spirally coiled and help plants to climb such as in Citrus and Bougainvillea. |
| Statement II: | Axillary buds of stems may get modified into woody, straight and pointed thorns found in many plants such as gourds and grapevines. |
| 1. | Statement I is correct; Statement II is correct |
| 2. | Statement I is incorrect; Statement II is correct |
| 3. | Statement I is correct; Statement II is incorrect |
| 4. | Statement I is incorrect; Statement II is incorrect |
Subtopic: Modifications of Stem |
66%
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:
Codes:
| COLUMN I [Modification of plant part] |
COLUMN II [Example] |
||
| A | Leaf spine | P | Pea |
| B | Leaf tendril | Q | Bougainvillea |
| C | Stem tendril | R | Cucumber |
| D | Stem thorn | S | Cactus |
| A | B | C | D | |
| 1. | P | R | Q | S |
| 2. | S | R | P | Q |
| 3. | S | P | R | Q |
| 4. | S | P | Q | R |
Subtopic: Modification of Roots | Modifications of Stem |
76%
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:
Codes:
| Column I [Family] |
Column II [Floral diagram] |
||
| A | Brassicaceae | P |  |
| B | Fabaceae | Q |  |
| C | Solanaceae | R |  |
| D | Liliaceae | S |  |
| A | B | C | D | |
| 1. | Q | P | R | S |
| 2. | Q | P | S | R |
| 3. | P | Q | R | S |
| 4. | P | Q | S | R |
Subtopic: Semi Technical Description | Families of Flowering Plant: I | Families of Flowering Plant |
89%
From NCERT
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In reference to the given figure, the position of ovary and type of flowers respectively will be:
1. Superior, Hypogynous
2. Inferior, Epigynous
3. Half-inferior, Perigynous
4. Inferior, Epigynous
1. Superior, Hypogynous
2. Inferior, Epigynous
3. Half-inferior, Perigynous
4. Inferior, Epigynous
Subtopic: Flower & Parts of Flower |
75%
From NCERT
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In China rose stamens are:
| 1. | united into one bundle |
| 2. | united into two bundles |
| 3. | united into more than two bundles |
| 4. | having filaments with variable length |
Subtopic: Flower & Parts of Flower |
81%
From NCERT
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