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18. Which of the following is the CORRECT combination of a synthetic auxin and a synthetic cytokinin? (A) 2,4-Dichlorophenoxy acetic acid (2,4-D) and Indole-3-acetic acid (IAA) (B) 2,4-Dichlorophenoxy acetic acid […]

17. What is the ploidy level of a sporophyte in angiosperms? (A) n (B) 2n (C) 3n (D) 4n Ploidy Level of Sporophyte in Angiosperms Explained Introduction The life cycle […]

16. Which of the following is/are trace element(s)? (A) Mn (B) P (C) S (D) Zn Trace Elements in Plants Explained: Manganese (Mn) and Zinc (Zn) Introduction Mineral nutrition is […]

15. Which of the following statement(s) about Golden Rice is/are correct? (A) Consumption of it increases vitamin A levels (B) Consumption of it increases vitamin D levels (C) Consumption of […]

14. Which of the following is/are lateral meristems? (A) Cork cambium (B) Procambium (C) Protoderm (D) Vascular cambium Lateral Meristems in Plants Explained | Cork Cambium and Vascular Cambium Introduction […]

13. Match the terminology in Group I with the stimulus in Group II that generates growth response of plants Group I Group II P. Gravitropism 1. Light Q. Phototropism 2. […]

12. Which one of the following hormones promotes fruit ripening? (A) Abscisic acid (B) Auxin (C) Ethylene (D) Gibberellin Ethylene Promotes Fruit Ripening in Plants Introduction Fruit ripening is one […]

11. Which one of the following is a simple tissue system in plants? (A) Epidermis (B) Parenchyma (C) Phloem (D) Xylem Parenchyma as a Simple Tissue System in Plants Introduction […]

10. Which one of the following statements about photoproteins in plants is INCORRECT?  (A) Phytochromes are activated by red light (B) Phytochromes are inactivated by far-red light (C) Cryptochromes are […]

9. A growing shoot of a germinating seedling encounters an underground obstacle. Which one of the following hormones elicits ‘triple response’ to the underground obstacle? (A) Auxin (B) Cytokinin (C) […]