When a firm's total revenue is at the maximum, marginal revenue is
At the maximum
Negative
Zero
Positive
Constant
Correct answer is C
No explanation has been provided for this answer.
Magnesium is needed by plants for
protein synthesis
formation of cell membrane
activation of enzymes
formation of chlorophyll
Correct answer is D
No explanation has been provided for this answer.
Productivity of labour
Law of diminishing marginal utility
Law of diminishing returns
Law of diminishing returns of a variable factor
Internal economies of sales
Correct answer is C
No explanation has been provided for this answer.
Turgidity in the cell of plant does not easily lead to bursting of the cell because the
cell membrane can resist the turgidity
large vacuole contained in the cell, can continuously take in water
cellulose cell wall can resist the turgidity
cytoplasm is jelly-like
Correct answer is C
No explanation has been provided for this answer.
Risk bearing and managerial control are the main function of the
Managing director
Manager
Entrepreneur
Chief executive
Chief accountant
Correct answer is C
No explanation has been provided for this answer.