Question

6. Plants in mountain areas have to withstand high speed wind and cold. Which of
following adaptations helps them best to face the above conditions?
a. Bearing lots of branches and leaves
b. Tall and straight trunk with needle like leaves
c. Leaves which are modified into spines
d. Breathing roots which come above the ground
7. Which of the following plants does not need soil to grow?
a. Cactus
b. Fern
c. Water hyacinth
d. Pitcher plant
8. Choose the Fibrous root plant from the given examples.
yy​

Answer 1

Answer:

7. b

Water hyacinth does not need soil to grow because it is aquatic plant

Answer 2

6.Answer:

b. Tall and straight trunk with needle like leaves

Explanation:

The adaptation that helps "plants in hilly areas" to face "high speed winds" and "cold" is the conical shape and needle shaped leaves. The conical shape of the trees in hilly areas, helps the plant to survive, by sliding off and getting rid of the snow or ice that falls on the trees.

7.Answer:

c. Water hyacinth

8.Answer

Examples – Rice, wheat, maize, marigold, banana and all monocotyledons.