02. Plants growth regulators
Plant growth and development

166885 The phytochemical quercetin is found in which of the following?

1 grapes
2 apples
3 guava
4 lemon
Plant growth and development

166888 Identify the pair of physiological effects of two phytohormones which are synthesized from different amino acids.
i. Formation of perennating buds in Lemna.
ii. Simultaneous flowering in pineapple.
iii. Bolting in cabbage
iv. Apical dominance in Polyalthia.
The correct pair is

1 ii, iv
2 i, iv
3 ii, iii
4 i, ii
Plant growth and development

166890 A chemical believed to be involved in flowering is

1 gibberellin
2 kinetin
3 florigen
4 IBA
Plant growth and development

166891 Cut or excised leaves remain green for long if induced to root or dipped in

1 gibberellins
2 cytokinins
3 auxins
4 ethylene
Plant growth and development

166892 Bananas can be prevented from over-ripening by

1 maintaining them at room temperature
2 refrigeration
3 dipping in ascorbic acid solution
4 storing in a freezer
Plant growth and development

166885 The phytochemical quercetin is found in which of the following?

1 grapes
2 apples
3 guava
4 lemon
Plant growth and development

166888 Identify the pair of physiological effects of two phytohormones which are synthesized from different amino acids.
i. Formation of perennating buds in Lemna.
ii. Simultaneous flowering in pineapple.
iii. Bolting in cabbage
iv. Apical dominance in Polyalthia.
The correct pair is

1 ii, iv
2 i, iv
3 ii, iii
4 i, ii
Plant growth and development

166890 A chemical believed to be involved in flowering is

1 gibberellin
2 kinetin
3 florigen
4 IBA
Plant growth and development

166891 Cut or excised leaves remain green for long if induced to root or dipped in

1 gibberellins
2 cytokinins
3 auxins
4 ethylene
Plant growth and development

166892 Bananas can be prevented from over-ripening by

1 maintaining them at room temperature
2 refrigeration
3 dipping in ascorbic acid solution
4 storing in a freezer
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
Plant growth and development

166885 The phytochemical quercetin is found in which of the following?

1 grapes
2 apples
3 guava
4 lemon
Plant growth and development

166888 Identify the pair of physiological effects of two phytohormones which are synthesized from different amino acids.
i. Formation of perennating buds in Lemna.
ii. Simultaneous flowering in pineapple.
iii. Bolting in cabbage
iv. Apical dominance in Polyalthia.
The correct pair is

1 ii, iv
2 i, iv
3 ii, iii
4 i, ii
Plant growth and development

166890 A chemical believed to be involved in flowering is

1 gibberellin
2 kinetin
3 florigen
4 IBA
Plant growth and development

166891 Cut or excised leaves remain green for long if induced to root or dipped in

1 gibberellins
2 cytokinins
3 auxins
4 ethylene
Plant growth and development

166892 Bananas can be prevented from over-ripening by

1 maintaining them at room temperature
2 refrigeration
3 dipping in ascorbic acid solution
4 storing in a freezer
Plant growth and development

166885 The phytochemical quercetin is found in which of the following?

1 grapes
2 apples
3 guava
4 lemon
Plant growth and development

166888 Identify the pair of physiological effects of two phytohormones which are synthesized from different amino acids.
i. Formation of perennating buds in Lemna.
ii. Simultaneous flowering in pineapple.
iii. Bolting in cabbage
iv. Apical dominance in Polyalthia.
The correct pair is

1 ii, iv
2 i, iv
3 ii, iii
4 i, ii
Plant growth and development

166890 A chemical believed to be involved in flowering is

1 gibberellin
2 kinetin
3 florigen
4 IBA
Plant growth and development

166891 Cut or excised leaves remain green for long if induced to root or dipped in

1 gibberellins
2 cytokinins
3 auxins
4 ethylene
Plant growth and development

166892 Bananas can be prevented from over-ripening by

1 maintaining them at room temperature
2 refrigeration
3 dipping in ascorbic acid solution
4 storing in a freezer
Plant growth and development

166885 The phytochemical quercetin is found in which of the following?

1 grapes
2 apples
3 guava
4 lemon
Plant growth and development

166888 Identify the pair of physiological effects of two phytohormones which are synthesized from different amino acids.
i. Formation of perennating buds in Lemna.
ii. Simultaneous flowering in pineapple.
iii. Bolting in cabbage
iv. Apical dominance in Polyalthia.
The correct pair is

1 ii, iv
2 i, iv
3 ii, iii
4 i, ii
Plant growth and development

166890 A chemical believed to be involved in flowering is

1 gibberellin
2 kinetin
3 florigen
4 IBA
Plant growth and development

166891 Cut or excised leaves remain green for long if induced to root or dipped in

1 gibberellins
2 cytokinins
3 auxins
4 ethylene
Plant growth and development

166892 Bananas can be prevented from over-ripening by

1 maintaining them at room temperature
2 refrigeration
3 dipping in ascorbic acid solution
4 storing in a freezer