32 Questions
What is the main purpose of nutrition for organisms?
To provide energy for various activities
Which of the following are considered macronutrients?
Carbohydrates, proteins, and fats
What is the process by which autotrophs intake CO2 and H2O, and convert these into carbohydrates in the presence of chlorophyll and sunlight called?
Photosynthesis
Which of the following organisms follow the autotrophic mode of nutrition?
Green plants and blue-green algae
What are the materials which provide nutrition to organisms called?
Raw materials
What are the nutrients required in small amounts and hence called micronutrients?
Minerals and vitamins
Where does photosynthesis mainly take place in a green plant?
Leaves
What is the primary source of energy for photosynthesis?
Sunlight
Which pigment is responsible for capturing sunlight during photosynthesis?
Chlorophyll
What serves as the main raw material for the production of carbohydrates during photosynthesis?
Carbon dioxide
In which part of the leaf does gaseous exchange and transpiration occur?
Stomata
What is the by-product of photosynthesis?
Oxygen
Which part of the plant takes up water and dissolved minerals from the soil?
Roots
What is the function of stomata in a leaf?
Exchange of gases
What is converted into starch and stored in leaves and other storage parts after photosynthesis?
Glucose
What are the raw materials for photosynthesis?
Carbon dioxide and water
What is the process by which an organism prepares its own food called?
Autotrophic nutrition
What are materials which provide nutrition to organisms called?
Nutrients
What are the main nutrients that are called macronutrients?
Carbohydrates, proteins, and fats
What are the nutrients required in small amounts and hence called micronutrients?
Minerals and vitamins
What is the primary source of energy for organisms to perform various activities?
Nutrients
What is the mode of nutrition in which an organism prepares its own food?
Autotrophic Nutrition
What is the process by which green plants prepare food called?
Photosynthesis
What are the raw materials for photosynthesis?
Sunlight, chlorophyll, carbon dioxide, and water
Where does water come from for the process of photosynthesis?
The soil
How does carbon dioxide enter the leaves for photosynthesis?
Through stomata
What is the site of photosynthesis in a plant?
Chloroplast in the leaf
What is the by-product of photosynthesis?
Oxygen
Where does gaseous exchange and transpiration occur in a leaf?
Stomata
What is the primary source of energy for photosynthesis?
Sunlight
Which pigment is responsible for capturing sunlight during photosynthesis?
Chlorophyll
What is the main raw material for the production of carbohydrates during photosynthesis?
Carbon dioxide
Test your knowledge about nutrition and nutrients with this quiz. Learn about the process of nutrition, the need for nutrients, and the different types of nutrients like carbohydrates, proteins, fats, minerals, and vitamins.
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