In which of the following fruits is the edible part the aril?
(1) Custard apple
(2) pomegranate
(3) Orange
(4) Litchi
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.
Oil is the prefer energy storing molecule in seeds of several plants, while excess energy in other parts of the plant is stored as starch. This is related to
(1) the requirement of concentrated form of energy in seeds in order to make them light in weight and facilitate their dispersal.
(2) dependence of the seeds totally on the stored fat for germination
(3) protective role of the oil against insect pests
(4) the antioxidant role of the soils
The quiescent centre of growing angiospermic roots of comprises of
1. slow dividing cells
2. fast dividing cells
3. non-dividing cells
4. dead cells.
Identify the different parts of a typical dicot embryo labeled as A, B and C and select the correct option.
A | B | C | |
(1) |
Plumule |
Cotyledons |
Radicle |
(2) |
Radicle |
Cotyledons |
Plumule |
(3) |
Cotyledons |
Plumule |
Radicle |
(4) |
Cotyledons |
Radicle |
Plumule |
Which of these is a true nut?
(1) Walnut
(2) Areca nut
(3) Cashew nut
(4) Ground nut
A dicot plant lacking cotyledons is
(1) Cuscuta
(2) Santalum
(3) Lodoicea
(4) none of these
Lady finger belongs to the family
(1) solanaceae
(2) malvaceae
(3) cruciferaceae
(4) leguminacae
In mangrove vegetation, plants possess
(1) taproot
(2) stilt root
(3) pneumatophore
(4) haustorial roots