Haploid plants are obtained by culture of-

Related MCQs

• Where does the culture of haploid pollen grain is useful in plant breeding?
• Heterozygous tall plants were crossed with dwarf plants what will be the ratio of dwarf plants in the following progency ?
• . In pea plants, yellow seeds are dominant to green, If a heterozygous yellow seeded plant isCorssed with a green seeded plants, what ratio of yellow and green seeded plants, would you expect in F1 generation? AIPMT - 2007
• . In the hexaploid wheat, the haploid (n) and basic (X) numbers of chromosomes are AIPMT - 2007
• How many haploid nuclei are involved in double fertilization ?
• The arrangement of the ρ haploid nuclei in the normal dicot embryo sac is
• What is true for the given statement ? Statement X : Most of the animals and almost all the plants cannot keep up their internal enviornment constant Statement Y : process of osmoregulation in plants is an example of this
• A. Under conditions of high light intensity and limited CO2 supply, photorespiration has a useful role in protecting the plants from photo-oxidative damage. R. If enough CO2 is not available to utilize light energy for carboxylation to proceed, the excess energy may not cause damage to plants.
• A. Photosynthestically C4 plants are less efficient then C3 plants. R. The operaion of C4 pathway requires the involvement of only bundle-sheath cells.
• In term of fixing CO2, C4 plants are .......... efficient as C3 plants.