Formation of male and female gametes in the flower is called__________________?

Related Mcqs:

1. If a plant is heterozygousand is designated (BbMm)and produces two kinds of gametes either (BM)or (bm), then the possibility of (bm) gametes fertilizing either (BM) or (bm) is_________________?

   A. Half
   B. 0/1
   C. 1/1
   D. 1/4

2. A phenomenon of fusion of male and female gametes is known_______________?

   A. Gamete formation
   B. Fertilization
   C. Interaction
   D. All the above

3. The geometrical device that helps in visnalizing all the possible combinations of male and female gametes known as____________________?

   A. Punneu square
   B. Morgan square
   C. Mendel square
   D. Bateson square

4. The union of the second male gametes with polar nuclei is called_______________?

   A. Fertilization
   B. Double fertilization
   C. Both a & b
   D. non of these

5. The recommended ratio of male the recommended of male rows to female rows in hybrid bajra production is_________________?

   A. 2 to 4
   B. 1 to 2
   C. 4 to 8
   D. 3 to 6

6. Transfer of pollen grains of a flower to the stigma of the same the flowers of the same plant is called__________________?

   A. Polygamy
   B. Autogamy
   C. Homogamy
   D. None of the above

7. If the cell of an organism (heterozygous) for two pairs of genes represented by Aa, Bb, undergoes meiosis then the possible genotype of gametes are________________?

   A. AB, ab
   B. Ab, ab
   C. AB, Ab, aB, ab
   D. Data insufficient

8. Red flower pea plant is crossed with the white flowered pea plant, F1 is red; with flower color is ______________________?

   A. Dominant
   B. Recessive
   C. Non-genetic
   D. Unexpressive

9. Direct effect of pollen grains on the female tissues of the ovary is called__________________?

   A. Pollination
   B. Xenia
   C. Metaxenia
   D. None of the above

10. When an albino plant of maize (female) is crossed with normal green plant (male) all plants in the progeny are albino because___________________?

    A. Albinism is dominant over green characters
    B. Green plastids of male parent become nitrated
    C. Plastids are inherited through maternal parents
    D. Crossing over results in structural changes in green plastids