Question

Plant and Animal Kingdom
14. Plant Adaptations
Read about the given adaptations and state whether they are
true or false.
1. Swollen and spongy petioles or leaf stalks keep the water
hyacinth afloat. true
2. Onion and garlic bulbs have modified leaves for storing food.
true
3. Plants like sugarcane have prop roots that grow from the lowe
nodes of the plant. ___Ferve
4. Found in the Sundarbans, the Sundari tree has pneumatopho
that grow upwards from its root system to take in oxygen fron
air.
5. Weak-stemmed plants, like money plant, develop roots from
nodes that help them climb.
6. A potato is a rhizome, a swollen underground stem, charact
by 'eyes'. bud
7. Epiphytes are plants that have aerial roots to absorb moistu
from the host plant.
8. The leaves of the cactus plant are capable of photosynthes
9. Intensive roots of the grasses in the Prairies absorb more
moisture from the ground and prevent the grazing animals
pulling them out.
10. Trees with needle-like leaves retain less water than broad​

Answer 1

Answer:

1. True (The bulbous stem/petiole is hollow/spongy/swollen and when filled with air, provides the buoyancy to the water hyacinth so that it can float above the water unsupported.)

2. True

3. True

4. True

5. True

6. False ( We call potato as a potato tuber,an underground stem ,eye of potato are auxillary bud. Rhizome :- Ginger,turmeric and banana .)

7. False ( Epiphytes establish aerial roots that absorb moisture from the humid air, allowing them to develop on other plants without harming their hosts.)

8. False ( Cactus has no leaves . Its leaves are modified into spines, an adaptation to reduce transpiration.)

9. true

10. True