Biology
Download Q&A
Q. A balanced diet consists of 50% carbohydrates, 30% proteins, and 20% fats. If a person consumes 2400 calories, how many calories are from carbohydrates?
Q. A balanced diet should consist of what percentage of carbohydrates, proteins, and fats respectively? (2021)
Q. A certain disease affects 1 in 1000 people. If a random sample of 2000 people is taken, how many are expected to be affected? (2021)
Q. A certain disease affects 1 in 1000 people. If a town has a population of 50,000, how many people are expected to be affected? (2022)
Q. A certain disease affects 1 in every 1000 people. If a town has a population of 10,000, how many people are expected to be affected? (2021)
Q. A certain disease affects 1 in every 200 people. If a random sample of 1000 people is taken, how many are expected to be affected? (2019)
Q. A certain disease has a 10% chance of being transmitted from an infected person to a healthy person. If there are 50 infected individuals, what is the expected number of transmissions if each interacts with one healthy person? (2023)
Q. A certain disease has a basic reproduction number (R0) of 2. If one infected person enters a population, how many people could potentially be infected after 3 generations? (2020)
Q. A certain disease has a basic reproduction number (R0) of 3. If one infected person enters a population of 1000, how many people could potentially be infected after one generation? (2021)
Q. A certain disease has a mortality rate of 10%. If 1000 people are infected, how many are expected to survive? (2019)
Q. A certain disease has a mortality rate of 10%. If 500 people are infected, how many are expected to survive? (2019)
Q. A certain disease has a mortality rate of 5%. If 200 people are infected, how many are expected to survive? (2019)
Q. A certain disease has a recovery rate of 85%. If 200 patients are treated, how many are expected to recover? (2022)
Q. A certain disease has a recovery rate of 90%. If 50 patients are treated, how many are expected to recover? (2023)
Q. A diet consists of 60% carbohydrates, 25% proteins, and 15% fats. If a person consumes 2000 calories, how many calories come from proteins? (2000)
Q. A diet consists of 60% carbohydrates, 25% proteins, and 15% fats. If the total caloric intake is 2000 calories, how many calories come from fats? (2020)
Q. A food item contains 10 grams of carbohydrates, 5 grams of protein, and 2 grams of fat. How many total calories does this food item provide? (Carbohydrates = 4 cal/g, Protein = 4 cal/g, Fat = 9 cal/g) (2022)
Q. A food item has 5 grams of sugar per serving. If a person consumes 4 servings, how many grams of sugar do they consume? (2019)
Q. A food label states that a serving contains 5 grams of sugar. If a person consumes 3 servings, how many grams of sugar do they consume?
Q. A meal contains 15 grams of fat, 30 grams of carbohydrates, and 10 grams of protein. How many total calories does this meal provide? (Fat = 9 cal/g, Carbohydrates = 4 cal/g, Protein = 4 cal/g) (2021)
Q. A meal contains 20 grams of fat. How many calories does this contribute to the meal? (Fat = 9 cal/g) (2021)
Q. A meal contains 40 grams of fat. If each gram of fat provides 9 calories, how many calories are derived from fat in this meal? (2023)
Q. A meal contains 800 calories, with 40% from carbohydrates, 30% from proteins, and 30% from fats. How many calories are from carbohydrates?
Q. A nutrition label states that a serving contains 15% of the daily value of fiber based on a 2000 calorie diet. How many grams of fiber does this represent if the daily value is 25 grams? (2021)
Q. A nutrition label states that a serving contains 200 mg of sodium. If a person consumes 3 servings, how much sodium do they consume in total? (2022)
Q. A person is on a diet that consists of 50% carbohydrates, 30% fats, and 20% proteins. If they consume 1800 calories, how many calories are from carbohydrates?
Q. A person needs 2000 calories a day and wants to get 15% of their calories from fats. How many grams of fat should they consume (1 gram of fat = 9 calories)? (2000)
Q. A person needs 2000 calories a day. If they want to reduce their calorie intake by 20%, how many calories should they consume? (2022)
Q. A person requires 2000 calories per day. If they want to reduce their calorie intake by 20%, how many calories should they consume? (2000)
Q. A snack contains 150 calories, with 10% from protein, 50% from carbohydrates, and 40% from fats. How many calories are from fats?
