1. 4. Write the answers to the following questions in your own words. (a) What are the differences between plants and animals? (b) What are the similarities between plants and animals? (c) How is the plant kingdom useful to us? (d) How is the animal kingdom useful to us? (e) What makes living things different from non-living things?
Answers
a. Apart from various differences, plants and animals also have some similarities. Plants and animals both show vital processes like growth, reproduction, respiration and excretion. Both of them require energy to carry out their various functions.
b. The plant kingdom has various uses in our life like:
they provide habitat for a variety of organisms.
they are the major producers of oxygen.
they provide us with wood, that is a source of fuel and other products.
they provide us with plants that have medicinal and ornamental importance.
c. The animal kingdoms is useful to us in various ways. The animals from the animal kingdom can be domesticated for various purposes. There are three categories of useful domesticated animals.
• Milk and Flesh Yielding Animals- These are the animals from which we obtain food products. They include cattle, goat, poultry, pig, sheep, etc.
• Draught Animals- These are the animals used for transportation, ploughing of fields, and other agricultural activities. They are hardy and can lift heavy loads.
• Fibre, Hide, and Skin Yielding Animals- These animals yield useful products such as fibre (wool), hide, etc. They include sheep, goat, cattle, camel, etc.
Explanation:
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Answer:
a) Plants generally are rooted in one place and do not move on their own (locomotion), whereas most animals have the ability to move fairly freely. Moreover, animals give off carbon dioxide which plants need to make food and take in oxygen which they need to breathe.
b) Both are alive and at a certain stage, both will die. For reproduction, they have organs. They have energy converting and utilizing systems. They’ve got RNA and DNA. To grow and supply the body, they have cells that need unique nutrients, pH levels, macromolecules and so on. They’ve got a way to protect themselves. They have complicated structures for transportation. In order to survive, they need and have enzymes.
c) plants provide food and oxygen to us.
d) Animals provide food products. They include cattle, goat, poultry, pig, sheep, etc. Draught. Animals are also used for transportation, ploughing of fields, and other agricultural activities.
e) Living things show growth from within. Non-living things do not grow on their own. Living things can reproduce and produce offspring of their own. Non-living things cannot reproduce and neither can they produce their offspring.