10th Biology Chapter 5 Reproduction
| Sr # | Questions | A | B | C | D |
|---|---|---|---|---|---|
| 1 | Simple cell division that produces and exact duplicate of an organism: | Sexual reproduction | Asexual reproduction | Gametogenesis | None of these | 2 | Which one of the following is outermost whorl: | Corolla | Calyx | Androecium | Gynoecium | 3 | When Rhizopus reaches reproductive age, its body cells form thick walled spore sacs called: | Spore | Sperm | Oogonium | Sporangium | 4 | Lateral stems close to ground level: | Stem tubers | Suckers | Rhizomes | Corms | 5 | Cap-like head of sperm which help it in penetrating the egg cell is called: | Acrosome | Spermatogonia | Spermatocyte | Vas deferens | 6 | Semen consists of sperms: | 9% | 10% | 11% | 12% | 7 | Form of asexual reproduction in which an unfertilized egg develops into new offspring: | Budding | Binary fission | Parthenogenesis | Fragmentation | 8 | Optimum temperature for germination of seeds of most plants is: | 20-25°C | 19-24°C | 22-28°C | 25-30°C | 9 | Third whorl is called: | Androecium | Gynoecium | Calyx | Corolla | 10 | Short underground stems surrounded by thick, fleshy leaves that contain stored food: | Corms | Rhizomes | Shoots | Bulbs | 11 | How many basic types of reproduction? | 1 | 2 | 3 | 4 | 12 | Following are propagated by grafting except: | Roses | Plum trees | Ivy | Grapes | 13 | Egg cells are produced by: | Outer region of ovary | Follicle | Horns | Uterus | 14 | Part of plant embryo that develops into new root: | Rhizome | Radicle | Both 1 & 2 | None of these | 15 | Fusion of male and female gamete to produce zygote is called: | Fertilization | Karyogamy | Plasmogamy | Both 1 & 2 | 16 | Upper part of carpel: | Stamen | Sporophyte | Stigma | None of these | 17 | Short and swollen underground stems containing stored food are called: | Rhizomes | Bulbs | Suckers | Corms | 18 | All of the following are methods of asexual reproduction except: | Fragmentation | Budding | Fertilization | Binary fission | 19 | In grafting, a piece of stem is cut from the plant and is attached with another plant with established: | Shoot system | Root system | Stem | All of these | 20 | Which of the following is propagated by cutting method: | Ivy | Grapevines | Roses | All of these |