Question

# Write true or false.
1. Exhaled air has more percentage of CO2 than inhaled air.(true/false)
2. The size of the chest cavity increases during inhalation.(true/false)
3. Bryophllum can reproduce
by its Stem.(true/false)
4. Basic unit of speed is m/s.(true/false)
5. We can obtain an enlarged and erect image by a convex mirror.(true/false)
6. A real image cannot be obtained on screen.( true/false)
7. In some cases, lactic acid is formed at the end of anaerobic respiration.(true/false)
8. If we denote speed by S, distance by D and time by T, the relationship between these quantities is S = D×T.(true/false)
9. Flower is the reproductive parts of a plant.(true/false)
10. An electromagnet does not attract a piece of iron.(true/false)​

Answer 1

Answer:

1. true

2.true

3.false

4.true

5.false

6.false

7.true

8.false

9.true

10.false

HOPE IT HELPS

Answer 2

Answer:

The answers are given below in the sequences .

1. True (bcoz humans inhale oxygen and exhale co2 ).
2. False (bcoz during inhalation chest and diaphragm get contracts .)
3. False (bcoz bryophylum can reproduce again but by leaves part only .)
4. True
5. True
6. False
7. True
8. False
9. True
10. False

Hope it help's you .