1. Which group of plants has the greatest diversity (i.e. the most species) living today?
2. Which group of land plants is most restricted to moist environments?
3. What single feature is probably most responsible for the success of angiosperms?
4. Auxanometer is used for measuring
5. In angiosperm, the endosperm is
D.none of these
6. Gypsum is beneficial for
A.phosphorus enriched soil
B.water logged soil
7. The study of interaction between living organism and environment is called
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