Micronutrients are needed in amounts equivalent to
Micronutrients are needed in amounts equivalent to Options (a) 8 m mole/ kg of dry matter (b) 18 m mole/…
5 years ago
Transport and Nutrition in Plants
Long distance transport of organic and inorganic substances in plants occurs
Long distance transport of organic and inorganic substances in plants occurs through Options (a) simple permanent tissues (b) epithelial tissues…
5 years ago
Living cells placed in isotonic solution 09 saline retain their size and shape
Living cells placed in isotonic solution (0.9% saline) retain their size and shape. This is based on the concept of…
5 years ago
In which one of the following expenditure of energy is required
In which one of the following expenditure of energy is required? Options (a) Osmosis (b) Diffusion (c) Active transport (d)…
5 years ago
In which of the following plant type is osmotic pressure the highest
In which of the following plant type is osmotic pressure the highest? Options (a) Mesophytes (b) Xerophytes (c) Halophytes (d)…
5 years ago
In which of the following forms is iron absorbed by plants
In which of the following forms is iron absorbed by plants? Options (a) Both ferric and ferrous (b) Free element…
5 years ago
In the process of osmosis the volume of solvent
In the process of osmosis, the volume of solvent Options (a) remains the same (b) increases (c) decreases (d) either…
5 years ago
In the cell walls of the guard cells cellulose microfibrils are oriented
In the cell walls of the guard cells, cellulose microfibrils are oriented Options (a) radially (b) transversely (c) tangentially (d)…
5 years ago
In plants water supply is due to
In plants, water supply is due to Options (a) osmosis (b) imbibition (c) guttation (d) adhesion force Correct Answer: osmosis…
5 years ago
In higher plants continuity of cytoplasm from one cell to its neighbouring
In higher plants, continuity of cytoplasm from one cell to its neighbouring cells is established through Options (a) apoplast (b)…
5 years ago