8. Adaptation in plants
I. Fill in the blanks. <1M>
1. Pine trees have needle like _______
2. Banyan is a _______ type of tree.
3. Rubber and coconut grow in ________ and _______ places
4. Spines in a cactus plant prevent loss of _________
5. Trees which grow in marshy lands are known as ________
6. water _______ plant floats on water.
7. The roots of water ______ are fixed in the mud of the bottom of the pond.
8. The ________ grass plant is completely submerged in water.
9. Plants which grow on land are called _________ plants.
10. Plants which do not shed all their leaves at the same time are called _________
11. Plants which grow in marshy lands are called ________
12. The leaves of fixed aquatic plants have stomata on the _______ side of the leaf.
13. Underwater plants have narrow thin leaves with no ________
14. Flat broad leaves of a plant get _________ sunlight.
II. Tick () the correct answer.
1. A plant that grows in water
a. lotus (
)
b. rose ( )
c. palm ( )
2. A plant that grows in desert
a. pine ( )
b. cactus ( )
c. Neem ( )
3. A plant that grows in mountains
a. coconut ( )
b. pine ( )
c. banyan ( )
4. It is a desert plant
a. Date palm ( )
b. Pine tree ( )
c. coconut tree ( )
5. Rubber tree grows in places which are
a. Cold ( )
b. very hot ( )
c. hot and humid ( )
6. The spines in a desert plant are modified
a. flowers ( )
b. leaves ( )
c. stem ( )
7. These plants have breathing roots that grow out of the soil
a. cactus ( )
b. conifers ( )
c. Mangroves ( )
8. Plants that grow on other plants are called
a. insectivorous ( ) b. epiphytes ( )
c. floating plant ( )
III. Matching
1. cedar
2. peepal
3. cactus
4. mangroves
5. tape grass
6. pepper
a. desert
b. under water
c. marshy lands
d. hilly area
e. hot and damp places
f. plains
IV. Answer the following questions.<2M>
1. What are the adaptations of the trees in hilly areas?
2. Name the three types of aquatic plants?
3. What helps the floating plants to float on water?
4. What is adaptation?
5. Which trees are called evergreen trees?
6. Describe the adaptations in a lotus plant?
7. Why is a rainforest so called?
<3M>
V. Activity
1. Draw a cactus plant
2. Tick () mark the correct option for each of the following