How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, Mustard, Groundnut, Radish, Gram and Turnip have stamens with different lengths in their flowers?
1. Six
2. Three
3. Four
4. Five
Roots arising from the parts of a plant other than radical are called as:
1. | Tap root | 2. | Fibrous roots |
3. | Adventitious roots | 4. | Lateral roots |
In a flower, if the gynoecium occupies the highest position, the flower is said to be:
1. | Superior | 2. | Inferior |
3. | Hypogynous | 4. | Epigynous |
Adventitious roots get swollen and store food in:
1. Carrot
2. Turnip
3. Radish
4. Sweet Potato
Match each item in Column I with one in Column II and select the correct option from the codes given below:
COLUMN I [Phyllotaxy] | COLUMN II [Example] | ||
A. | Alternate | a. | China rose |
B. | Opposite | b. | Calotropis |
C. | Whorled | c. | Alstonia |
Codes:
A | B | C | |
1. | a | b | c |
2. | a | c | b |
3. | b | a | c |
4. | c | b | a |
The stems of maize and sugarcane have:
1. | stilt roots that are hanging and supporting structures |
2. | prop roots that are hanging and supporting structures |
3. | prop roots coming out from the nodes in upper stem |
4. | supporting stilt roots coming out of the lower nodes of the stem |
Identify the incorrectly matched pair:
Aestivation type |
Example |
|
1. |
Valvate |
Calotropis |
2. |
Twisted |
Bean |
3. |
Imbricate |
Gulmohur |
4. |
Vexillary |
Pea |
What is not true for a stem in a flowering plant in general?
1. | Negatively geotropic |
2. | Develops from plumule of the germinating embryo |
3. | Absence of terminal and axillary buds |
4. | Spreads out branches bearing leaves, flowers and fruits |
Stem tendrils are present in all the following except:
1. Citrus | 2. Watermelon |
3. Cucumber | 4. Grapevines |
Match each item in Column I regarding structure of a dicotyledonous seed with description in Column II and select the correct option from the codes given below:
|
Column I |
|
Column II |
A. |
Testa |
a. |
Outer layer of seed coat |
B. |
Tegmen |
b. |
Inner layer of seed coat |
C. |
Hilum |
c. |
Scar on seed coat through which the developing seeds were attached to the fruit |
D. |
Micropyle |
d. |
Small pore through which pollen tube penetrates |
Codes
A | B | C | D | |
1. | a | b | c | d |
2. | b | a | c | d |
3. | b | a | d | c |
4. | a | b | d | c |