Biology questions
20584 published questions with worked solutions.
- Match column I with column II and select the correct option from the codes given below. Column I: A. Psilopsida B. Lycopsida C....
- Which of the following is an aquatic fern?
- Gymnosperms do not bear fruits because they do not have
- Gymnosperms are referred to as "naked seeded plants", because
- Plants which possess seeds but not fruits are
- Gymnosperms do not include
- Which of the following gymnosperms has branched stems?
- The leaves of gymnosperms are well-adapted to withstand extremes of temperature, humidity and wind, because of which of the...
- Select the correct pattern of arrangement of reproductive structures for gymnosperms.
- In Pinus, male strobilus bears a large number of
- Heterospory is found in some members of ____ and all ____ members of ____.
- Which of the following statements is incorrect about Cycas?
- Which of the following structures are haploid in gymnosperms?
- _____ do not have free living gametophyte.
- Study the given statements about gymnosperms and select the correct option. (i) Mode of fertilisation is siphonogamy. (ii) Male...
- Gymnosperm called as a living fossil is
- Which of the following characters represent the affinities of Gnetum with angiosperms and the differences with Cycas and Pinus?
- Megasporophyll of gymnosperms is homologous to ___ of angiosperms.
- In angiosperms, functional megaspore develops into
- In double fertilisation, one male gamete fuses with the (i) to form zygote and the other male gamete fuses with the (ii) to form...