RBSE Solutions for Class 10 Science Chapter 14 Economic Importance of Plants and Animals

RBSE Solutions for Class 10 Science Chapter 14 Economic Importance of Plants and Animals are part of RBSE Solutions for Class 10 Science. Here we have given Rajasthan Board RBSE Class 10 Science Solutions Chapter 14 Economic Importance of Plants and Animals.

Board RBSE
Textbook SIERT, Rajasthan
Class Class 10
Subject Science
Chapter Chapter 14
Chapter Name Economic Importance of Plants and Animals
Number of Questions Solved 63
Category RBSE Solutions

Rajasthan Board RBSE Class 10 Science Solutions Chapter 14 Economic Importance of Plants and Animals

Textbook Questions Solved

I. Multiple Choice Questions

RBSE Solutions For Class 10 Science Chapter 14 Question 1:
Which of these plants is not a cereal?
(a) Wheat
(b) Rice
(c) Barley
(d) Gram
Answer:
(d) Gram

RBSE Class 10 Science Chapter 14 Question 2:
Timber comes from which part of a plant?
(a) Primary phloem
(b) Tertiary phloem
(c) Primary xylem
(d) Tertiary xylem
Answer:
(d) Tertiary xylem

RBSE Class 10 Science Chapter 14 Notes Question 3:
Which part of opium plant is of medicinal importance?
(a) Root
(b) Stem
(c) Flower
(d) Fruit
Answer:
(d) Fruit

RBSE Class 10 Science Chapter 14 Pdf Question 4:
Which is the state tree of Rajasthan?
(a) Prosopis cineraria
(b) Prosopis chilensis
(c) Acacia Senegal
(d) Tacomela undulata
Answer:
(a) Prosopis cineraria

RBSE Class 10 Science Chapter 14 In Hindi Question 5:
Which vegetable comes from inflorescence?
(a) Potato
(b) Cauliflower
(c) Ladyfinger
(d)Tomato
Answer:
(b) Cauliflower

RBSE Class 10 Chapter 14 Science Question 6:
Which of the following is the name for rearing of honeybees?
(a) Sericulture
(b) Silviculture
(c) Apiculture
(d) All of these
Answer:
(c) Apiculture

Economic Importance Of Plants And Animals Class 10 Question 7:
A beehive has how many types of honeybees?
(a) One
(b) Two
(c) Three
(d) Four
Answer:
(c) Three

RBSE Solutions For Class 10 Social Science Chapter 14 Question 8:
Silk is obtained from which of the following?
(a) Silk moth
(b) Pupa
(c) Cocoon
(d) Eggs
Answer:
(c) Cocoon

RBSE Solutions For Class 10 Science Chapter 14 Question 9:
Which is the main produce of poultry farming?
(a) Egg
(b) Wool
(c) Milk
(d) All of these
Answer:
(a) Egg

Importance of Plants and Animals Very Short Answer Type Questions

Science Chapter 14 Class 10 Question 10:
Give an example of cereal which is grown as Rabi crop.
Answer:
Wheat

Class 7 Science Chapter 14 Extra Question Answer Question 11:
Write the names of two high yielding varieties of wheat.
Answer:
Sonalika, Kalyan Sona

Class 7 Science Chapter 14 Extra Question Answer Question 12:
Which pulse contains highest amount of protein?
Answer:
Soyabean

Animals Class 10 Question Answer Question 13:
Write the names of two vegetables obtained from root and stem.
Answer:
Vegetable from root: Carrot and radish, vegetable from stem: Potato and colocasia

Ch 14 Science Class 10 Question 14:
What is timber?
Answer:
Wood used for making furniture, door, window, etc. is called timber.

Animals Class 10 Pdf Question 15:
Write scientific names of two medicinal plants.
Answer:
Ocimum sanctum (Tulsi) Centella asiatica (Brahmi).

RBSE Solutions For Class 10 Science Question 16:
Which is the state flower of Rajasthan?
Answer:
Rohira

Class 10th Science Chapter 14 Question 17:
Write the names of two indigenous breeds of buffalo.
Answer:
Murrah and Mehsana

Class 10 Science Chapter 14 Solutions Question 18:
What are the two products of apiculture?
Answer:
Honey and wax

RBSE Solutions For Class 7 Science Chapter 14 Extra Questions Question 19:
Silk moth is reared on leaves of which tree?
Answer:
Mulberry

Class 10 Science Ch 14 Solutions Question 20:
Which type of water is better for fishery?
Answer:
Freshwater

Economic Importance Of Plants And Animals Question 21:
What is the name for rearing of hens?
Answer:
Poultry farming

Class 10 Science Chapter 14 RBSE Solutions Question 22:
Write the name of any one indigenous breed of sheep.
Answer:
Marwari

Importance of Plants and Animals Short Answer Type Questions

Class 10 Chapter 14 Science Question 23:
Write the scientific names of two cereal plants.
Answer:
Following are the scientific names of some cereal plants:
(a) Wheat: Triticum aestivum
(b) Rice: Oryza sativa
(c) Maize: Zea mays
(d) Pearl millet: Pennisetum typhoides

Animals Chapter Class 10 Question 24:
Write the names of four plants which give spice.
Answer:
Four plants which give spice are as follows:
(a) Clove
(b) Cardamom
(c) Cinnamon
(d) Fenugreek

RBSE Class 10 Science Chapter 14 Solutions Question 25:
What is timber? Give an example of timber plant.
Answer:
Wood which is used for making furniture, doors, windows, etc. is called timber. Teak is an example of timber plant.

Chapter 14 Class 10 Science Question 26:
Write scientific names of two medicinal plants.
Answer:
Aloe vera, Tulsi (Ocimum sanctum), Brahmi (Centella asiatica)

Question 27:
Write names of two oilseed plants.
Answer:
Mustard, groundnut

Question 28:
What is the need for animal husbandry?
Answer:
Animal husbandry is done to obtain milk, dairy products and leather. Some animals are also used for tilling the land and for pulling the carts. Animal husbandry provides an additional source of income to farmers. Thus, it helps in upliftment of poor in rural areas.

Question 29:
How is silk obtained from cocoon?
Answer:
Cocoon is left in boiling hot water for some time. This helps in separating the yarn of silk from cocoon. After that, silk is wound around a spindle. This process is called reeling. This step is followed by spinning the silk fibre into silk thread.

Question 30:
Write the names of two diseases of hens.
Answer:
Ranikhet, Avian influenza

Question 31:
Write the names of two indigenous breeds of cow and buffalo.
Answer:
Buffalo: Murrah, Mehsana, Cow: Devaki, Sindh.

Question 32:
Which types of honeybee are found in a beehive? Write their names.
Answer:
Three types of honeybee are found in a beehive. They are as follows:
(a) Queen bee
(b) Worker
(c) Drones

Importance of Plants and Animals Long Answer Type Questions

Question 33:
Write an essay on food plants.
Answer:
Living beings need energy to carry out various biological functions. This energy comes from food. Some important plants which provide food are as follows:

  • Cereals: Cereals are the most important food. Cereals come from plants of grass family (Graminae or Poaceae) and are the main source of starch. Starch is the main respiratory substrate in human body. Some cereals are as follows: wheat, rice, maize, millet, barley, etc.
  • Pulses: Pulses are the main source of protein for vegetarians Pulses belong the the Leguminoceae family of plants. Some examples of pulses are as follows: gram, red gram, pea, groundnut, etc.
  • Oil Yielding Plants: Vegetable oils are complex compounds of carbon which are made up of hydrocarbon, ester, alcohol, aldehyde, etc. Oils are of three types, viz. edible oils, inedible oils and aromatic oils from which edible oil is used in food. Examples are mustard oil, sunflower oil, etc.
  • Important Spices: Indian food is incomplete without spices. Different types of spices are used in Indian food, e.g. black pepper, cumin, red chilli, fenugreek, clove, cardamom, cinnamon, turmeric, garlic, ginger, star aniseed, etc.
    Beverages: Tea and corfee are the most often used beverages around the world.
  • Vegetables: Vegetables are important part of a balanced diet. Vegetables are important sources of vitamins, minerals, fibre and water. Vegetables are obtained from different parts of plants, e.g. root, stem, leaves, flower and fruit.
  • Fruits: Fruit is a mature ovary which is formed after fertilization in flowering plants. Fruits are generally eaten raw. Jams, jellies, squash, etc. are made from fruits.

Question 34:
Explain medicinal plant.
Answer:
Plants are important source of chemicals which are used for making medicines. These chemicals are obtained from different parts of plants, e.g. root, stem, leaf, flower, fruit, seeds, etc. Some important medicinal plants are as follows:

Important parts of Medicinal Plants
Stem Root Bark Leaf Fruit

Turmeric (Curcuma longa), Ginger (Zingiber offinale),
Garlic (Allium sativum), Guggul (Commiphora wightii), etc.

Sarpagandha
(Rauwolfia sepentina),
White Musli
(Chlorophytum tuberosum),
Ashwagandha
(Withania
somnifera)
Qinchona (Cinchona officinalis), Arjun (Terminalia arjuna) Aloe vera,
Tulsi (Ocimum sanctum),
Brahmi
(Centella
asiatica)
Opium (Papaver somniferum), Ami a (Emblica officinalis)

Question 35:
Explain fibre and timber producing plants.
Answer:
Plant fibres are very important for us. Different parts of plants make thick-walled structures which are utilized to make clothes, ropes, bags, etc. These thick-walled structures are called fibres. Some fibre yielding plants are jute, cotton, coconut.
Jute is used for making ropes, gunnv sacks, carpets, etc. Coir from coconut is used for making ropes, carpet, mattresses, etc. Cotton that comes from the seedpod of the cotton plant used for making clothes, dressing of wound, etc.
Timber plays important role in fulfilling the need for house which is one of the three fundamental needs of humAnswer:The tertiarv xvlem formed in perennial plants which belong to gymnosperms and angiosperms. This tertiary xylem is called wood. Wood is utilized for making furniture, windows, doors, etc. Wood used for making these items is also called timber. Some timber producing trees are teak, shal, sheesham, deodar, etc.

Question 36:
Write a note on dairy farming.
Answer:
Man has been rearing animals to obtain milk since ancient time. Milk production is the main component of dairy industry. Buffaloes are highly important for milk production because most of the milk production in India comes from buffaloes. Some important breeds of buffalo are Zafrabadi, Murrah, Sukhi, Bhadawari, Mehsana, etc. Some important breeds of cow are Gir, Sahiwal, Sindh, Devaki, FFaryana etc. Some states also rear goats for milk production. Some important breeds of goats are Sirohi, Barbari, Kashmiri Pashmina, Jamnapari, etc.
About 55% of world’s buffaloes and 15% of world’s cows are available in India. Buffaloes contribute 53% and cows contribute 43% to total milk production in India. India is the largest milk producer in the world.

Question 37:
Explain the differences in honeybees in a beehive. Comment on significance of this division.
Answer:
Following types of honeybee are found in a beehive:

  1. Queen Bee: There is a single queen bee in a beehive. Queen bee is largest in size. Her main responsibility is to lay eggs to populate the beehive.
  2. Drones: These are males who are responsible for copulating with the queen bee. They are very few in number.
  3. Worker: These are sterile females. Their job is to bring pollen from flowers, to feed the larvae and to make beehive and honey.

Question 38:
Explain the life cycle of silkworm.
Answer:
Various stages of life cycle of silk moth are as follows:

  • Adult: The adult appears like a moth and is pale brown in colour.
    Eggs: Silk moth lays eggs on mulberry leaves. Eggs are carefully collected on paper strips and sold to silk farmers.
  • Larva: Eggs hatch to produce larva. Larva is also called the silk worm. Larva is a glutton in terms of eating and feeds on mulberry leaves. Larva quickly grows to five times its original size. There is a pair of silk glands (spinnerets) in a larva. The larva releases a liquid protein which hardens to become fibre on contact with air.
  • Cocoon or Pupa: Once the silkworm grows to 7.5 cm length, it stops feeding and begins to spin a cocoon around it. The cocoon is made from fine threads of silk. The inactive larva inside the cocoon is called pupa. Each cocoon can give 1000 – 1200 m long yarn of silk.

Question 39:
What is the importance of fishery and poultry farming?
Answer:
Importance of fishery and poultry farming:

  • Fish and chicken are important source of protein.
  • Fish and chicken are easily available.
  • Fish farming and poultry farming can be started with low investment and even small farmers can do this.
  • Fish farming and poultry farming can provide additional income to the farmer.
  • They can help in poverty alleviation in villages.

Importance of Plants and Animals Additional Questions Solved

I. Multiple Choice Questions

Question 1:
Cereals come from which part of a plant?
(a) Fruit
(b) Seed
(c) Flower
(d) Stem
Answer:
(b) Seed

Question 2:
Which of the following belong to the grass family?
(a) Cereals
(b) Pulses
(e) Vegetables
(d) Oilseeds
Answer:
(a) Cereals

Question 3:
Which of the following can grow well even in water deficient areas?
(a) Wheat
(b) Rice
(c) Millet
(d) Maize
Answer:
(c) Millet

Question 4:
Morphine is obtained from which plant?
(a) Tulsi
(b) Aloe vera
(c) Cactus
(d) Opium
Answer:
(d) Opium

Question 5:
Potato comes from which part of the plant?
(a) Root
(b) Stem
(c) Leaves
(d) Flower
Answer:
(b) Stem

Question 6:
Which of the following is an important state for wool production?
(a) Rajasthan
(b) Bihar
(c) West Bengal
(d) Orissa
Answer:
(a) Rajasthan

Importance of Plants and Animals Very Short Answer Type Questions

Question 1:
What is the name of fibre from coconut tree?
Answer:
Coir

Question 2:
Name any two spices which come from underground stem.
Answer:
Ginger and turmeric

Question 3:
Which is the number one country in tea production?
Answer:
India

Question 4:
Which is the number one country in milk production in the world?
Answer:
India

Question 5:
Silk was first discovered in which country?
Answer:
China

Question 6:
Which cereal is often used as poultry feed?
Answer:
Maize

Question 7:
What is the use of aromatic oils?
Answer:
In making perfume and cosmetics

Importance of Plants and Animals Short Answer Type Questions

Question 1:
Write a short note on cereals.
Answer:
Cereals are the most important food. Cereals come from plants of grass family (Graminae or Poaceae) and are the main source of starch. Starch is the main respiratory substrate in human body. Some cereals are rice, wheat, maize, etc.

Question 2:
Write a short note on pulses.
Answer:
Pulses are the main source of protein for vegetariAnswer:Pulses belong the the Leguminoceae family of plants. Some examples of pulses are as follows: gram, red gram, pea, soyabean, etc.

Question 3:
Write a short note on beverages.
Answer:
Tea and coffee are the most often used beverages around the world. The scientific name of tea is Camellia sinensis. Tea leaves are used for making. The scientific name of coffee is Coffea Arabica. Coffee beans are roasted and then ground to prepare coffee. India is the largest producer of tea in the world.

Question 4:
Write a short note on jute.
Answer:
Jute is a coarse fibre which comes from jute plants. Stem of jute plant is treated and processed to obtain fibre. Jute is used for making ropes, gunny sacks, mattresses, carpets, etc.

Question 5:
Write a short note on timber.
Answer:
Timber plays important role in fulfilling the need for house which is one of the three fundamental needs of humAnswer:The tertiary xylem formed in perennial plants which belong to gymnosperms and angiosperms. This tertiary xylem is called wood. Wood is utilized for making furniture, windows, doors, etc. Wood used for making these items is also called timber.

Question 6:
Comment on traditional method of lac culture.
Answer:
This method is quite old and unscientific. This method is used by tribal people. In this method, the lac tree is chopped to obtain lac. This method destroys lac insects which damages the next crop.

Question 7:
Comment on modern method of lac culture.
Answer:
This is a scientific method to obtain lac. The harm to the next crop is minimized by this method because lac is obtained at different stages. Research for production of lac is being continuously carried out at Indian Lac Research Institute Ranchi, Jharkhand.

Importance of Plants and Animals Long Answer Type Questions

Question 1:
With the help of a table, show various examples of vegetables obtained from different parts of plants.
Answer:

Vegetables
From roots From stem From leaves From inflorescence From fruits
Carrot (Daucus carota),
Radish (Raphanus sativus),
Turnip (Brassica rapa),
Sweet potato (Ipomoea batatas)
Potato (Solarium tuberosum),
Arbi (Colocasia esculenta)
Spinach (Spinacea oleracea),
Fenugreek (Trigonella foenumgraecum),
Bathua (Chenopodium album)
Cauliflower (Brassica oleracea var botrytis) Tomato (Lycopersicon esculentum),
Brinjal (Solarium melongena),
Ladyfinger (Abelmoschus esculentus),
Guar bean (Cyamopsis tetragonoloba)

Question 2:
What do you understand by fibre yielding plants?
Answer:
Plant fibres are very important for us. Different parts of plants make thick-walled structures which are utilized to make clothes, ropes, bags, etc. These thick-walled structures are called fibres. Some fibre yielding plants are as follows:

  •  Jute (Corchorus capsularis): Jute is a coarse fibre which comes from jute plants. Stem of jute plant is treated and processed to obtain fibre. Jute is used for making ropes, gunny sacks, mattresses, carpets, etc.
  •  Sanai (Crotolaria juncea): Sanai too is a coarse fibre and comes from the stem of plant. Sanai is used for making ropes, gunny sacks, etc.
  •  Coconut (Cocos mucifera): Fibre from cocondt plant is called coir. Coir is used for making ropes and mattresses.

Question 3:
What do you understand by timber? Give some examples of timber trees and their usage.
Answer:
Timber plays important role in fulfilling the need for house which is one of the three fundamental needs of humAnswer:The tertiary xylem formed in perennial plants which belong to gymnosperms and angiosperms. This tertiary xylem is called wood. Wood is utilized for making furniture, windows, doors, etc. Wood used for making these items is also called timber. Some timber producing trees are as follows:

  1. Teak (Tectona grandis): High quality furniture is made from teak.
  2. Shaal (Shorea robusta): Used for making furniture, doors and windows.
  3. Sheesham (Dalbergia sissoo): Used for making furniture, doors and windows.
  4. Rohira or Marwar Teak (Tecomella undulata): Rohira is the state flower of Rajasthan
  5. Khejri (Prosopsis cineraria): This tree has been given the status of the State Tree of Rajasthan.
  6. Deodar (Cedrus deodara) : Used as ayurvedic medicine.

Question 4:
Comment on oil yielding plants. What are the different types of oil-yielding plants?
Answer:
Vegetable oils are complex compounds of carbon which are made up of hydrocarbon, ester, alcohol, aldehyde, etc. Oils are of three types, viz. edible oils, inedible oils and aromatic oils.

  1. Edible Oils: Groundnut oil, sesame oil, coconut oil, soyabean oil, rapeseed oil, sunflower oil, mustard oil, etc. are used as edible oil. Oil is mainly used for frying the food items.
  2. Inedible Oils: Castor oil, turpentine oil, etc. are examples of inedible oil. These are used in paints and varnishes and for medicinal purposes.
  3. Aromatic Oils: Camphor, sandalwood, clove, khus, etc. are used for extracting aromatic oils. Aromatic oils are used for making perfumes and cosmetics.

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