Question

B. State whether the following are true or false.

1) Green plants are also called producers. 2) Stomata are present in stems of the plants.

3) Sun is the ultimate source of energy for all living beings.

4) Carbon dioxide is released during photosynthesis. 5) The guard cells control the opening and closing of stomata.

6) Human beings have two sets of teeth in their life time.

7) Incisors are used for tearing the food. 8) Bacteria is found in our dental plague.

9) Saliva does not play any role in digestion.

10) Digestion is the first step of nutrition.​

Answer 1

Answer:

$\huge{ \underline{ \underline{ \purple{ \red{ \orange{ \pink{ \blue{a}{n} }{s} }{w} }{e} }{r} }{} }{} }{}$

1. T
2. F
3. T
4. F
5. T
6. F
7. F
8. T
9. F
10. F

Answer 2

Answer:

1. true

2.false

3.true

4.false

5.true

6.true

7.true

8.true

9.false

10.false