This plant is used as a packing material and also forms an excellent fodder for feeding cattle.
(1) Medicago
(2) Pongamia
(3) Cratolaria
(4) All of these
Difficulty Level:
Maximum protein is present in (which is used as food in space)
(1) Chlorella
(2) Scendesmus
(3) Porphyra
(4) Spirulina
Difficulty Level:
Roots of higher plants show symbiosis with mycorrhiizas for obtaining
(1) sulphates
(2) nitrogen
(3) phosphates
(4) All of these
Difficulty Level:
The world's tallest (angiosperm) flowering tree is
(1) Sequoia
(2) Eucalyptus
(3) Pinus
(4) Cedrus
Difficulty Level:
The wood of Pinus is
(1) manoxylic
(2) polyxylic
(3) pycnoxylic
(4) manoxylic and pycnoxylic
Difficulty Level:
Porous wood has abundance of
(1) vessels
(2) fibres only
(3) tracheids
(4) sieve tubes
Difficulty Level:
Algae are useful because they
(1) are large in number
(2) are used in alcoholic fermentation
(3) purify the atmosphere
(4) are used in curdling of milk
Difficulty Level:
The plant body of moss (funaria) is
(1) completely sporophyte
(2) predominatly sporophyte with gametophyte
(3) completely gametophyte
(4) predominantly gametophyte with sporophyte
Difficulty Level:
Megasporophyll of Cycas has the same nature as
(1) stamen
(2) petal
(3) sepal
(4) carpel
Difficulty Level:
The plant part which consists of two generations, one within the other, is
1. germinated pollen grain
2. embryo
3. unfertilized ovule
4. seed
Difficulty Level: