We see plants growing at different places, such as plains, deserts, hills and even in water.
Use the Help Box to complete where the following plants/trees grow.
(Help Box – hills, plains, water, desert)
(a) Pine trees are found on hills.
(b) Cactus is found in desert.
(c) Neem and banyan trees are found in plains.
(d) Lotus and water lily are found in water.
Something to Know
A. Fill in the blanks.
1. Plants, growing on hills, are tall, straight and have a conical shape.
2. Neem and peepal are two of the trees that grow on plains.
3. Breathing roots are also called aerial roots.
4. Hydrilla is an underwater plant.
5. Lotus stem is eaten as a vegetable.
B. Match the following:
1. evergreen trees (e) rubber and teak
2. needle-like leaves (f) pine and cedar
3. no leaves (b) cactus
4. breathing roots (c) mangrove
5. air filled cavities (d) aquatic plant
6. a cultivated crop (a) rice
C. Tick (✔) the correct option.
1. It is a free-floating plant-
(a) water hyacinth (✔)
(b) hydrilla
(c) coconut
(d) lotus
Answer – (a) water hyacinth (✔)
2. These are unwanted plants-
(a) cactus
(b) grass
(c) mangroves
(d) weeds (✔)
Answer – (d) weeds (✔)
3. It can survive in soil with very little water-
(a) banyan
(b) teak
(c) rubber
(d) cactus (✔)
Answer – (d) cactus (✔)
D. Answer the following questions in brief.
1. What are terrestrial plants?
Answer – Plants which grow on land are called terrestrial plants.
2. How does the conical shape help the plants of hills?
Answer – The conical shape of these types of plants doesn’t allow the snow to deposit on them.
3. Name two trees growing in hot and wet regions.
Answer – Two trees grow in hot and wet region are –
Rubber tree.
Teak tree.
4. Name an underwater plant. What kind of leaves does it have?
Answer – Hydrilla is a plant that grow underwater. It has pointed and strap like leaves.
5. What is ploughing?
Answer – Ploughing is a process of loosening the soil and make it soft.
E. Answer the following questions.
1. List the different habitats of terrestrial plants.
Answer – Different habitats of terrestrial plant are as follows-
Plants of hills.
Plants of plains.
Plants of marshy areas.
Plants of desert areas.
2. How is cactus plant able to grow in desert conditions?
Answer – Cactus is able to grow in desert conditions because it can survive in soil that has very little water. The well-developed roots and its stem stores water.
3. What are aquatic plants? State their types and give two examples of each type.
Answer – Plants which grows on water bodies are called aquatic plants. Types of aquatic plants are –
i. Floating aquatic plant:
Free floating plant eg. duckweed and water lettuce
Fixed aquatic plant eg. water lily and lotus.
ii – Under water plants eg. hydrilla and seaweed.
4. What are cultivated plants?
Answer – Cultivated plants are those which are planted and grown maize, rice, wheat and sugarcane are some examples of cultivated plants.
5. Why should weeds be removed from the fields?
Answer – Weeds should be removed from fields because they consume water and fertilisers meant for the main crop.
Value Based Question
During his vacation, Ramesh went to his grandparents’ village. He saw his old and weak grandfather ploughing the fields with the help of bullocks. Ramesh felt very sad. In the evening he rang up his father and told him about it. After a few days, his father came to the village with a person from the bank. The bank offered easy loans to farmers to buy tractors. After a month, Ramesh’s grandfather bought a new tractor. He was very happy.
1. How do we know that Ramesh is a very caring boy?
Answer – Ramesh is a very caring boy because he requested his father to buy tractor for his grandfather.
2. What kind of man is Ramesh’s father?
Answer – Ramesh’s father is a hardworking and caring person.
3. How can you help your grandparents?
Answer – I can help my grandparents by helping them doing their chores. I can help them cleaning their shoes and bring them things they need.
Something to Do
1. Make a list of trees growing in and around your school.
Trees in my School
Answer – Ashok, Neem, Berry, Mango, Jackfruit
Trees around my School
Answer – Neem, Peepal, Mango, Guava, Wood apple, Kusum
2. Prepare charts of:
(i) terrestrial plants,
Answer –
(ii) aquatic plants.
Answer –
