Which of the following organism does not evolve oxygen in photosynthesis
Which of the following organism does not evolve oxygen in photosynthesis? Options (a) higher plants (b) Anabaena (c) Rhodospirillum (d)…
4 years ago
ML1998
Which of the following inhibits the growth of lateral auxillary buds
Which of the following inhibits the growth of lateral auxillary buds? Options (a) auxin (b) ethylene (c) cytokinin (d) gibberellin…
4 years ago
The term cell was coined by
The term cell was coined by Options (a) Robert Hooke (b) Robert Brown (c) Charles Darwin (d) Albert Wallace Correct…
4 years ago
The plant hormone controlling fruit ripening is
The plant hormone controlling fruit ripening is Options (a) ethylene (b) kinetin (c) I.A.A. (d) GA Correct Answer: ethyleneExplanation:Ethylene (gaseous…
4 years ago
The most widely accepted theory of ascent of sap is
The most widely accepted theory of ascent of sap is Options (a) capillarity (b) pulsatory movement of living tissue (c)…
4 years ago
The living beings are made up of cells This was stated by
The living beings are made up of cells. This was stated by Options (a) Lamarck (b) Hugo de Vries (c)…
4 years ago
Response to contact is known as
Response to contact is known as Options (a) galvanotaxis (b) thigmotaxis (c) thermotaxis (d) rheotaxis Correct Answer: thigmotaxisExplanation:Thigmotropism is a…
4 years ago
Movement of stomatal opening and closing and opening of Oxalis flower share
Movement of stomatal opening and closing and opening of Oxalis flower share the common feature that both are Options (a)…
4 years ago
The carrying capacity of a population is determined by its
The carrying capacity of a population is determined by its Options (a) limiting resource (b) birth rate (c) death rate…
6 years ago
When a dwarf pea plant was treated with gibberellic acid, it became as tall as tall pea
When a dwarf pea plant was treated with gibberellic acid, it became as tall as tall pea plants. If these…
6 years ago