Biology 10 Chapter 2 Homeostasis - 2

Biology 10 Chapter 2
Homeostasis - 2

1. In young roots the CO2 escape especially through?

a) Root Apices
b) Root Caps
c) Root Cells
d) Root Hairs

2. Oxygen is produced during day time due to?

a) Gaseous exchange
b) Cellular respiration
c) Photosynthesis
d) Change in temperature

3. Plant obtain water through?

a) (iii) Environment
b) (ii) Cellular respiration
c) (iv) Both (i) and (ii)
d) (i) Sail

4. Extra water is removed from plant body by?

a) Osmoregulation
b) Excretion
c) Respiration
d) Transpiration

5. If there is higher water contest in soil then water stores in?

a) Mesophyll cells
b) Phloem tissues
c) Pith
d) Xylem vessels

6. Some plants such as grasses force water from their leaves and tip this is called?

a) Dew drops
b) Hydathodes
c) Oil products
d) Guttation

7. Which one of metabolic waste is deposited in the form of crystals in tomato?

a) Calcium oxalate
b) Calcium nitrate
c) Calcium phosphate
d) None

8. Resins are removed from?

a) Rubber Plant
b) Coniferous trees
c) Carnivorous plant
d) Keeker

9. The plant which time partially or completely submerged in freshwater?

a) Hydrophytes
b) Marine plant
c) Halophytes
d) Xerophytes

10. Latex are removed from?a) By rubber Plant
b) Carnivorous plant
c) Coniferous trees
d) Keeker

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