Top 1000+ Solved Horticultural Science MCQ Questions Answer

From 781 to 795 of 884

Q. Nitrogen in vegetables is needed for

a. Vegetative growth

b. Ripening /maturity

c. Reproductive growth

d. None of these

  • a. Vegetative growth

Q. Seed potato seed has

a. Dormancy

b. Rest period

c. Both of these

d. None of these

  • a. Dormancy

Q. Carrot and coriander belong to the family

a. Umbelliferae

b. Crucifereae

c. Cucurbitaceae

d. None of these

  • a. Umbelliferae

Q. Potato belong to the family

a. Solanaceae

b. Umbelliferae

c. Cruciferae

d. None of these

  • a. Solanaceae

Q. Melons belong to the family

a. Cucurbitaceae

b. Solanaceae

c. Crucifereae

d. None of these

  • a. Cucurbitaceae

Q. Melons have seeds in

a. Cavity/centre

b. Scattered

c. Both type may be

d. None of these

  • a. Cavity/centre

Q. Cantaloupe belongs to the group:

a. Cucurbits

b. Melons

c. Gourds

d. Squashes

  • b. Melons

Q. Hybrid varieties of cucumber grown in tunnels are:

a. Parthenocarpic

b. Zygotic

c. Both types

d. None of these

  • a. Parthenocarpic

Q. Staking of vines in rainy season is done to avoid:

a. Insect attack

b. Disease attack

c. Sunscald

d. None of these

  • b. Disease attack

Q. Optimum temperature for potato tuber formation is

a. 20-22°C

b. 25-30°C

c. 22-25°C

d. All of these

  • a. 20-22°C

Q. Tuber initiation in potato starts after

a. 7th week

b. 9th week

c. 5th week

d. 4th week

  • a. 7th week

Q. Color of carrot depends upon

a. Age

b. Variety

c. Season

d. All of these

  • d. All of these

Q. Splitting of carrot is due to

a. Fresh manure

b. Heavy fertilizer

c. Less fertilizer

d. None of these

  • a. Fresh manure

Q. High temperature in chillies causes

a. Flower drop

b. Fruit drop

c. Both of the above

d. None of these

  • c. Both of the above

Q. Early blight and late blight of potato are

a. Fungal disease

b. Viral disease

c. Bacterial disease

d. Disorders

  • a. Fungal disease
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