List of top Horticulture Questions on Plant Physiology asked in CUET (PG)

On the basis of ripening behaviour, choose the non climacteric fruits
(A). Litchi
(B). Grape
(C). Jackfruit
(D). Pineapple
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Pineapple is a

Strawberry is a typically

Maleic hydrazide is used to

Firmness of fruit during storage

Which of the following hormones increases the respiration rate during storage?

Match List-I with List-II
\[\begin{array}{|l|l|} \hline \textbf{List-I} & \textbf{List-II} \\ \textbf{Physiological disorders} & \textbf{Deficiency / Toxicity} \\ \hline \text{(A). Blossom end rot} & \text{(I). B deficiency} \\ \hline \text{(B). Fruit cracking} & \text{(II). Ca deficiency} \\ \hline \text{(C). Interveinal chlorosis} & \text{(III). Cl toxicity} \\ \hline \text{(D). Leaf scorching} & \text{(IV). Mg deficiency} \\ \hline \end{array}\]
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Match List-I with List-II
\[\begin{array}{|l|l|} \hline \textbf{List-I} & \textbf{List-II} \\ \textbf{Use of PBR/ Chemical} & \textbf{Name of PBR/ Chemical} \\ \hline \text{(A). Rooting of cuttings} & \text{(I). Acid treatment} \\ \hline \text{(B). Seed scarification} & \text{(II). BA+ Beta NOA} \\ \hline \text{(C). Parthenocarpy in Mango} & \text{(III). IBA} \\ \hline \text{(D). Induction of flowering in Pineapple} & \text{(IV). Ethephon} \\ \hline \end{array}\]
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Match List-I with List-II
\[\begin{array}{|l|l|} \hline \textbf{List-I} & \textbf{List-II} \\ \textbf{PGR} & \textbf{Practical utility} \\ \hline \text{(A). Auxins} & \text{(I). Fruit ripening} \\ \hline \text{(B). Gibberellins} & \text{(II). Root induction} \\ \hline \text{(C). Cytokinin} & \text{(III). Germination} \\ \hline \text{(D). Ethephon} & \text{(IV). Shoot proliferation} \\ \hline \end{array}\]
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What is the descending order of rate of respiration in following vegetables?
(A). Bean
(B). Onion
(C). Asparagus
(D). Beet
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Sapota fruits are highly perishable and ripen within 5-7 days.
(A). Sapota is a climacteric fruit
(B). Fruits of sapota can be harvested at physiological maturity
(C). Sapota can be ripened artifically for use as table fruit
(D). Sapota can be stored in a refrigerator for nearly six months
Choose the correct answer from the options given below:

Which of the following is a critical parameter for drought tolerance in dryland fruits?

All fruit, vegetable as well as flowers have to go through a certain stage of growth and maturity in their life cycle before they can reproduce sexually. This stage is known as