CBSE
Multiple Choice QuestionsSelect the wrong statement
Indigofera is used as a dye
Ashwagandha is a medicinal plant
Seeds are non-endospermous in Fabaceae
Leaves are alternate, simple and exstipulate in Solanaceae
Leaves are alternate, simple and exstipulate in Solanaceae
Which of the followings are the characteristic features of Solanaceae?
(A) Exstipulate leaves
(B) Persistent calyx
(C) Racemose inflorescence
(D) Unilocular ovary
(E) Fruits are either berry or capsule
(A), (B) and (E) are correct
(A), (C) and (D) are correct
(A) only is correct
(B) only is correct
(B) only is correct
Coconut's husk fibre, coir of commerce is extracted from
epicarp
mesocarp
endocarp
all of these
Which of these is an example for a zygomorphic flower with diadelphous stamens and marginal placentation?
Pea
Lemon
Brinjal
Cucumber
Cucumber
Consider the following characters with respect to the gynoeciun of Fabaceae and choose the correct options given below.
(A) Ovary monocarpellary
(B) Many styles
(C) Placenta swollen
D) Superior ovary
(E) Axile placentation
(A), (D) and (E) only
(D) and (E) only
(A) and (B) Only
(A) and (D) only
(A) and (D) only
The type of placentation seen in Argemone and Primrose are respectively
Axile and free-central
Parietal and free-central
Parietal and basal
Marginal and free-central
Marginal and free-central
Which of the following part of dicot root is made up of cells with suberin deposition in tangential as well as radial walls?
Epidermis
Endodermis
Cortex
Pericycle
Pericycle
Consider the following statements
(A) In leguminous plants, leaf base becomes swollen, called pulvinus
(B) The fleshy leaves of onion and garlic store food
(C) The buds in Australian Acacia tree become green and synthesise food
(D) In Alstonia, leaves show alternate phyllotaxy
Of the above statements
(B) and (D) are correct
(A) and (C) are correct
(A) and (B) are correct
(A) and (D) are correct
(A) and (D) are correct
In one plant, underground stems are modified to store food and in another plant, the stem tendrils develop from axillary buds to help plants climb. They are
Ginger, Cucumber
Carrot, Jasmine
Sweet potato, Bougainvillea
Opuntia, Eichhornia
Opuntia, Eichhornia
In one plant adventitious roots are modified for storage and in the other plant a lateral branch with short internodes and each node bearing a rosette of leaves and a tuft of roots is found. They are
Sweet potato and Pistia
Eichhornia and jasmine
Carrot and mint
Turnip and Chrysanthemum
Turnip and Chrysanthemum
