NCERT Exemplar Archives

In an inflorescene where flowers are bornee laterally in an acropetal succession, the position of the youngest floral bud shall…

7 years ago

The animal with bilateral symmetry in young stage and radial pentamerous symmetry in the adult stage belongs to the phylum…

7 years ago

Salamanders unlike other can reproduce in their larval stages and show neoteny and paedogenesis. Which of the following is an…

7 years ago

If the diploid number of a flowering plant is 36. What would be the chromosome number in its endosperms Options…

7 years ago

Which of the following plants is used to extract the blue dye Options (a) Trifolium (b) Indigofera (c) Lupin (d)…

7 years ago

Nerve fibre is different from the muscle fibre due to Options (a) myofibrils (b) lines (c) sarcolemma (d) dendrities Correct…

7 years ago

Pneumatic bones four chamberd heart and feathers occur in Options (a) cyclolostomata (b) aves (c) Mammalia (d) reptilia Correct Answer:…

7 years ago

Holdfasat, stipe and frond constitues the plant body in case of Options (a) Rhodophyceae (b) cholrophyceae (c) phaeophyceae (d) All…

7 years ago

Which one of the following is true for cockroach Options (a) ureotelic (b) larval stage is called catterpillar (c) anal…

7 years ago

With respect to fungal sexual cycle, choose the correct sequence of events Options (a) Karyogamy, plasmogamy and meiosis (b) Meiosis,…

7 years ago