Question
In nutrient uptake studies, which element is primarily
associated with the regulation of stomatal movement and enzyme activation?Solution
Potassium plays a vital role in osmoregulation and is essential for stomatal opening and closing. It also activates over 60 enzymes involved in metabolic processes.
In a group of artists, there are 10 dancers and 8 singers. If four artists are to be selected at random, what is the probability that 2 dancers and 2 si...
A box contains 6 red balls, 5 green balls, and 4 blue balls. Two balls are drawn at random. What is the probability that one ball is red and the other i...
A committee of 4 members is to be formed from 6 men and 4 women. Find the probability that the committee will have at least 2 women.
There are 14 boys and 6 girls giving interview for a job. If three of them are selected, then what is the probability that one of the three is a girl an...
The probability of selecting a rotten apple randomly from a heap of 1050 apples is 0.36. What is the number of rotten apples in the heap?
A bag contains 12 black and 14 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
- 6 Boys and 5 Girls sat in a row randomly. What is the probability that no 2 Girls are together?
Two cards are drawn at random without replacement from a standard deck of 52 cards. Find the probability that both cards are red
- A coin is tossed 3 times. ‘A’ wins if exactly two heads occur. Find the probability of ‘A’ winning the game.
In a bag there are a total of 60 fruits. The average of the number of apples and mangoes in the bag is equal to the number of bananas in the bag. The ra...
