9th Class Biology Chapter 9 Test09. Plant Reproduction

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. Under unfavorable conditions, some bacteria can reproduce by:
   1. Spore formation
   2. Fragmentation
   3. Parthenogenesis
   4. Budding
2. Which of the following is incorrect about asexual reproduction?
   1. single parent contributes genetic material
   2. no gamete formation is involved
   3. off spring are genetically identical
   4. contributes in evolution of new species
3. Which of the following part of the plant that's been changed and adapted for the job of reproduction:
   1. flower
   2. leave
   3. root
   4. meristematic tissue
4. A tiny outgrowth formed on yeast is:
   1. Swelling
   2. Outgrowth
   3. Spore
   4. Bud
5. The male reproductive part of flower is:
   1. Stigma
   2. Stamen
   3. Ovary
   4. Carpel
6. Which of the following is the benefit of sexual reproduction?
   1. this is rapid way of reproduction
   2. this is complex mechanism of reproduction
   3. it can occur any time in lifecycle
   4. it contributes genetic variability in successive generations
7. Which of the following is compact, thickened, vertically growing, underground stem enveloped by thick, succulent (flashy) leaves, serving as reservoir of stored nutrients:
   1. Bulb
   2. Corm
   3. Rhizome
   4. Stem tuber
8. The first cell or tiny piece of the parent plant used in tissue culture is called:
   1. baby plant
   2. plantlet
   3. seedling
   4. explants
9. Sporophyte generation in plant life cycle:
   1. Haploid
   2. Diploid
   3. Triploid
   4. Tetraploid
10. The third whorl of flower is called:
    1. Calyx
    2. Androecium
    3. Gynoecium
    4. Corolla