Biology questions
20584 published questions with worked solutions.
- In gymnosperm, the multicellular female gametophyte is retained with in
- Gymnosperms are
- Megaspore mother cell divides …A… to give rise …B… megaspores. Identify the A and B and choose correct option.
- Megasporophyll is the term used in gymnosperm to denote
- Choose the correct statement about ovule arrangement in cycads.
- Gymnosperms are characterised by
- Which is the tallest gymnospermic tree species?
- Gymnosperms include
- Microsporangia in gymnosperm are produced
- Which of the following gymnospermic coralloid roots are associated with N2-fixing cyanobacteria?
- Which one is not the feature of Cycas?
- Gymnosperms produce neither flower nor fruit because they do not possess
- Match the following columns. Column-I: (A) Branched stem (B) Unbranched stem Column-II: (1) Cycas (2) Pinus (3) Cedrus
- 'Chilgoza' a gymnospermic seed that is eaten as dry fruit is produced by
- Plants of this group are diploid and well adapted to extreme conditions. They grow bearing sporophylls in compact structures...
- Male sex organs in an angiospermic flower is
- Embryo sac consists of
- Which of the following is incorrect with respect to angiosperms?
- Angiosperms differ from gymnosperms in having
- A typical angiospermic embryo sac is usually