Q. No.Match type of adhesion of stamens with example and select the correct answer from the codes given:
Adhesion of stamens
Example
A.
Epipetalous
a.
Datura
B.
Epiphyllous
b.
Tulip
C.
Gynandrous
c.
Calotropis
Codes
A
B
C
1.
a
b
c
2.
b
a
c
3.
c
a
b
4.
a
c
b
Which of the following pairs are correctly matched?
I. Epipetalous stamen: Brinjal
II. Diadelphous stamen: China rose
III. Syncarpous ovary: Mustard
IV. Basal placentation: Sunflower
| 1. | Only I, II and III | 2. | Only I, III and IV |
| 3. | Only II, III and IV | 4. | I, II, III and IV |
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Identify the incorrect statement:
| 1. | At the root tip, hairs are found in the region of maturation |
| 2. | Prop roots are the supporting roots seen in maize and sugarcane |
| 3. | Respiratory roots, pneumatophores are seen in Rhizophora growing in swampy areas |
| 4. | Adventitious roots in sweet potato get swollen and store food |
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Match each item in COLUMN I with one in COLUMN II and select the correct answer from the codes given:
| COLUMN I [Modified adventitious root] |
COLUMN II [Example] |
||
| A. | Prop or stilt | a. | Betel |
| B. | Haustoria | b. | Orchids |
| C. | Epiphytic | c. | Dodder |
| D. | Climbing | d. | Banyan |
Codes
| A | B | C | D | |
| 1. | a | b | c | d |
| 2. | b | a | d | c |
| 3. | c | d | a | b |
| 4. | d | c | b | a |
Match each item in COLUMN I with one in COLUMN II and select the correct answer from the codes given:
| COLUMN I [Modified tap root] |
COLUMN II [Example] |
||
| A. | Fusiform | a. | Radish |
| B. | Napiform | b. | Turnip |
| C. | Conical | c. | Carrot |
| D. | Tuberous | d. | 4’ O Clock plant |
Codes
| A | B | C | D | |
| 1. | a | b | c | d |
| 2. | b | a | d | c |
| 3. | c | d | a | b |
| 4. | d | c | b | a |
Match the followings and choose the correct option :
| Group A | Group B | ||
| A. | Aleurone layer | i. | without fertilization |
| B. | Parthenocarpic fruit | ii. | Nutrition |
| C. | Ovule | iii. | Double fertilization |
| D. | Endosperm | iv. | Seed |
Options:
| A | B | C | D | |
| 1. | i | ii | iii | iv |
| 2. | ii | i | iv | iii |
| 3. | iv | ii | i | iii |
| 4. | ii | iv | i | iii |
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Endosperm, a product of double fertilization in angiosperms is absent in the seeds of
| 1. | Gram | 2. | Orchids |
| 3. | Maize | 4. | Castor |
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The mature seed of plants such as gram and peas, possess no endosperm, because
1. These plants are not angiosperms
2. There is no double fertilization in them
3. Endosperm is not formed in them
4. Endosperm gets used up by the developing embryo during seed development
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Rearrange the following zones as seen in the root in vertical section and choose the correct option.
A. Root hair zone
B. Zone of meristems
C. Rootcap zone
D. Zone of maturation
E. Zon of elongation
Options:
| 1. | C, B, E, A, D | 2. | A, B, C, D, E |
| 3. | D, E, A, C, B | 4. | E, D, C, B, A |
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In general, the functions of the root system of a plant would include all the following except:
1. Absorption of water and minerals from the soil
2. Providing proper anchorage to the plant parts
3. Synthesis of reserve food material
4. Synthesis of plant growth regulators
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