a. Xanthophyll
b. Chlorophyll
c. Anthocyanins
d. Carotenoids
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Q.No.2 An example of plant growth hormone is
a. Morphactin
b. Zeatin
c. IBA
d. Paclobutrazol
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Q.No.3 The enzyme which is responsible for softening of several types of fruits is
a. Polopolysulphonase
b. Catalase
c. Polyhydrase
d. Polygalacturonase
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Q.No.4 Apple variety indigenous to Kashmir and popular in the region
a. Rome beauty
b. Ambri
c. Baldwin
d. Red delious
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Q.No.5 In arecanut for processing of kalipak, nuts are harvested when they are__ months old
a. 4-5
b. 6-7
c. 7-9
d. 9-11
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Q.No.6 The chemical used for induction of flowering mango in Philippines is
a. KNO3
b. Thiourea
c. Cycocel
d. Ethrel
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Q.No.7 Cashew apple is the psuedofruit developed from
a. Ovary
b. Peduncle
c. Enlarged style
d. Parthenocarpically developed fruit
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Q.No.8 Quince is suitable root stock for
a. Apple
b. Sapota
c. Cherry
d. Pear
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Q.No.9 The impeded inflorescence or bunch development in banana is referred to as
a. Chocking
b. Premature bunching
c. Splitting
d. Abortion
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Q.No.10 Patch budding is generally practiced in
a. Guava
b. Sapota
c. Ber
d. Aonla
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