The technical term used for the androecium in a flower of China rose (Hibiscus rosa sinensis) is
1. monadelphous
2. diadelphous
3. polyandrous
4. polyadelphous
The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons?
1. Cotyledon
2. Endosperm
3. Aleurone layer
4. Plumule
The floral formula is that of
1. tulip
2. soybean
3. sunn hemp
4. tobacco
An example of axile placentation is
(1) Argemone
(2) Dianthus
(3) lemon
(4) marigold
What type of placentation is seen in sweet pea?
1. Basal
2. Axile
3. Free central
4. Marginal
The examples (s) of modified leaves are
1. tendrils of pea
2. spines of cacti
3. pitcher of the pitcher plant
4. all of the above.
Which floral family has (9) + 1 arrangement of anthers in the androecium?
1. Malvaceae
2. Rutaceae
3. Fabaceae
4. Caesal pinaceae
Coconut's husk fibre, coir of commerce is extracted from
1. epicarp
2. mesocarp
3.endocarp
4. all of these
The given figure shows L.S of the seed of maize. What do A, B, C, and D represent?
(1) |
A : endosperm |
B : scutellum |
|
C : plumule |
D : coleoptile |
(2) |
A : scutellum |
B : pericarp |
|
C : radicle |
D : coleoptile |
(3) |
A : endosperm |
B : scutellum |
|
C : radicle |
D : coleorrhiza |
(4)
|
A : scutellum C : plumule |
B : pericarp D : coleorrhiza |
Plants having the above given floral diagram are
(1) leguminous
(2) dicots
(3) medicinal and perennial
(4) having pinnately compound leaves