Advertisements
Advertisements
प्रश्न
Name the sources of the following:
Cellulose
Advertisements
उत्तर
Plants
APPEARS IN
संबंधित प्रश्न
Name the sources of the following:
Sucrose
Spot the following in the table of vitamins and minerals.
Vitamins/minerals present in milk.
Classify according to food-type.
Deer
Classify according to food-type.
Tick
Short Answer Type Questions:
Excess intake of fats is harmful to the body because it causes obesity. Would it be harmful to the body to take too much of proteins or vitamins in the diet?
Which is the first enzyme to mix with food in the digestive tract?
Is ‘nutrition’ a necessity for an organism? Discuss.
Which of the following statements is/are correct?
- All green plants can prepare their own food.
- Most animals are autotrophs.
- Carbon dioxide is not required for photosynthesis.
- Oxygen is liberated during photosynthesis.
Choose the correct answer from the options below:
Potato and ginger are both underground parts that store food. Where is the food prepared in these plants?
Take a potted plant with broad leaves. Take two strips of black paper and cut out a small square in the centres. Cover a part of two leaves with these papers and secure them with paper clips Figure. Keep the plant in sunlight for 2–5 days. Observe the difference in the colour of the covered and the uncovered portions on the leaf. Perform iodine test on this leaf. Did the two parts show different results? Now take second leaf. Remove the strip and expose the covered part to the sunlight for 2–3 days and do the iodine test again. Describe your observations.
