Top 1000+ Solved Horticultural Science MCQ Questions Answer

From 271 to 285 of 884

Q. At fruit bud differentiation in mango, C/N ratio is _______:

a. Low

b. Medium

c. High

d. Very High

  • c. High

Q. Annual bearing apples differentiate much greater proportion of their flowers on_______:

a. Spurs

b. Shoots

c. Leaf axils

d. Main stem

  • b. Shoots

Q. Flowers having stigma below the highest anthers are called _______:

a. Apistigmatic

b. Hypostigmatic

c. Peristigmatic

d. Exostimgatic

  • a. Apistigmatic

Q. Failure of a viable pollen to grow down the style of the flower of the same variety iscalled ___________:

a. Self sterility

b. Self incompatibility

c. Self unfruitfulness

d. Sterility

  • b. Self incompatibility

Q. Flowering in water melon is unaffected by light duration as it is:

a. Short day long night plant

b. Long day short night plant

c. Day neutral plant

d. None of the above

  • b. Long day short night plant

Q. Nature of pollination in cucurbits is:

a. Highly cross pollinated

b. Oftenly cross pollinated

c. Highly self pollinated

d. None of above

  • a. Highly cross pollinated

Q. Ginger is commonly cultivated as:

a. Annual

b. Biennial

c. Perennial

d. Biannaul

  • a. Annual

Q. Cross pollination is essential in following type of vegetables.

a. Monoecious

b. Dioecious

c. Gynoecious

d. Perigynous

  • b. Dioecious

Q. Cross pollination in plants bearing bisexual flowers is due to

a. Dichogamy

b. Herkogamy

c. Heterostyly

d. All of above

  • d. All of above

Q. In anemophilous plants, pollens are disseminated by means of:

a. Insects

b. Water

c. Wind

d. Gravity

  • a. Insects

Q. In pollen development Gametocides induces a problem of:

a. Sterility

b. Viability

c. Fertility

d. Mobility

  • a. Sterility

Q. Production of seeds without fertilization is termed as:

a. Parthenocarpy

b. Parthenogenesis

c. Gametogenesis

d. All of above

  • b. Parthenogenesis

Q. Most of the hybrid watermelon and cucumber are:

a. Triproid

b. Diploids

c. Aneuploids

d. Colchiploids

  • d. Colchiploids

Q. Removal of off type plants from a seed field is termed as:

a. Weeding

b. Rouging

c. Hoeing

d. All of above

  • b. Rouging
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