91.
Canola refers to a special type of oilseed mustard varieties breed for human consumption. The main, characteristic of these varieties is that the

94.
In Platanus, Quercus and many other conifers the periderm is not in the form of a complete cylinder but occurs in the form of separate strips. The bark in such cases is called

95.
A monosporic, tetranuclear embryo-sac having an egg apparatus composed of two synergids and one egg, and a single polar nucleus is characteristic of all the members of

98.
Match List-I with List-II and select the correct answer:
List-I List-II
a. Apical cell theory 1. Popham and Chan (1950)
b. Histogen theory 2. Schmidt (1924)
c. Tunica-corpus theory 3. Nageli (1858)
d. Mantle-core hypothesis 4. Hanstein (1868)

100.
According to A. B. Rendle

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