NUTRITION IN PLANTS

Fill in the blanks:

1. The components of food which are necessary for our body are called _______________

2. Green plants synthesise their own food themselves by the process of __________________.

3. ______________________ is the mode of taking food by an organism and its utilization by the body.

4. Complex chemical substances such as ______________ are the products of photosynthesis.

5. ___________________ gas is produced during photosynthesis.

6. Organisms that are dependent on others for their nutrition are called ______________________

7. _________________ are the tiny pores present on the surface of the leaves and are surrounded by guard cells.

8. ____________________is the ultimate source of energy for all living organisms.

9. Organisms which derive their nutrition from dead decaying matter are called _______________.

10. Some organisms live together and share shelter and nutrients, this is called _____________________.

11. Carbohydrates are made up of _________,__________ and __________.

Name the following :

1. A bacterium that can take atmospheric nitrogen and convert it into a soluble form.

2. An insectivorous plant.

3. The mode of nutrition in mushrooms.

4. The indicator used to test the presence of starch in leaves.

              CLASS 6

              COMPONENTS OF FOOD.

FILL IN THE BLANKS

1. T he main carbohydrates found in our food are in te form of __________ and ______________.

2. Carbohydrates and fats provide ______________ to our body .

3. Foods containing carbohydrates and fats are also called ______________ giving foods.

4. Foods containing proteins are often called _________________________ foods.

5. Vitamin ________ gets easily destroyed by heat during cooking.

6. Over eating fat rich food leads to ________________

7. Deficiency diseases can be prevented by taking a _______________ diet.

8. _____________ help in protecting our body against diseases.

NAME THE FOLLOWING

1. Two sources of carbohydrates . __________________ _____________

2. Two sources of fats __________________ _____________

3. Two sources of protein __________________ ____________

4. Two sources of vitamin C __________________ ____________

5. Disease caused due to deficiency of iron ______________

6. Disease caused due to deficiency of vitamin A _____________

7. Disease caused due to deficiency of iodine_____________

TRUE OR FALSE

1. Dietary fibres are also known as roughage. _________

2. Minerals are needed by our body in large quantity. ___________

3. Our body prepares vitamin D in presence of sunlight. __________

DEFINE THE FOLLOWING

1Nutrients 2 Balanced diet 3 Deficiency diseases

DISTINGUISH BETWEEN

Proteins and Fats

EXTRA QUESTIONS

1Write the three groups of food and give examples ( 2 m )

2 Write the test to show the presence of protein in any food item (5 m)

3 Write the test to show the presence of starch in any food item (2 m)