Plants Around Us
Science Four
Long answer type questions
Answer the following questions.
Question: 1 - What are terrestrial plants?
Answer - Plants that grow on land are called terrestrial plants.
Question: 2 - Write the name some plants which grow on hills.
Answer - Pine, Deodar, cedar, Spruce, and fir, etc.
Question: 3 - Which plants are grow on the plains?
Answer – Plants of Mango, Peepal, Sheesham tree, and Banyan, etc. grow on plains.
Question: 4 - What do you mean by Evergreen Tree?
Answer - Trees which do not shed their leaves in any season and remain green in all season are called evergreen trees.
Question: 5 - Write the name the plants which grow in hot and wet region.
Answer – Plants of teak, rubber coconut, pepper, cotton, and banana, etc. grow in hot and wet region.
Question: 6 - What are breathings roots?
Answer - Roots arise from the main root and comes out of the soil above the water level to take oxygen from air are called breathing root also.
Question: 7 - What are aerial roots?
Answer - Roots arise from the main root and comes out of the soil above the water level to take oxygen from air, are called aerial roots.
Question: 8 - What is marshy area?
Answer - Wet and muddy areas are called Marshy area.
Question: 9 - Which plants are found in desert?
Answer – Plants of cactus, babool, etc. are found in desert areas.
Question: 10 - What are underwater plants?
Answer - Plants which grow under the water are called underwater plants.
Question: 11- How do plants Hydrilla help aquatic animals?
Answer - Hydrilla makes water suitable for fish and other aquatic animals to get enough oxygen by increasing oxygen in water and removing carbon dioxide from water.
Question: 12 - What type of leaves do the plants of hills have?
Answer - The plants of hilly areas have narrow and needle shaped leaves.
Question: 13 - How are narrow and needle shaped leaves of plants that grow in hilly areas useful to the plants?
Answer: Narrow and needle shaped leaves do not allow the snow get deposited on them which prevent the branches of plants to get broken because of loads of snow.
Question: 14 – Which plants are called aquatic plants?
Answer: Plants which grow in water are called aquatic plants.
Question: 15 – What do you understand by floating aquatic plants?
Answer: Plants that grow in water bodies and keep floating on water are called floating aquatic plants.
Question: 15 – Which type of leaves have floating aquatic plants?
Answer: Floating aquatic plants have broad leaves.
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