1 What is biggest source of transmitting heat and light to Earth?
Ans Sun is the biggest source of transmitting heat and light to Earth.
2 Which things of the sun are the blessings of Alllah Almighty?
Ans Heat and light of the sun are the blessings of Alllah Almighty.
3 Upon which things does the survival of human beings, animals and plants depend?
Ans the survival of human beings, animals and plants depends upon the heat and light of the Sun.
4 Which thing plays an important role in preparing food for living things?
Ans The Sun plays an important role in preparing food for living things.
5 How do all the crops and fruits ripe?
Ans all the crops and fruits ripe due to heat of the sun.
6 Define a habitat?
Ans Habitat is a place where a living organism lives.
7 Do all the animals live in the same habitat?
Ans No, different animals live in different habitats.
8 Name the different habitats.
Ans Polar habitat, desert habitat, forest habitat, river habitat, sea habitat.
9 Define polar habitat.
Ans The places snow covered areas
10 Which oceans are included in polar regions?
Ans Arctic and Antarctic oceans are included in polar regions.
11 Name the animals of polar regions.
Ans Polar bear, arctic rabbit, mouse, arctic wolf, caribou, seals, arctic fox and different kinds of fish.
12 Name the birds of the polar regions.
Ans Pigeons, penguins, snowy owl, hawks, ducks etc.
13 Which plant flourish in the severe cold?
Ans Algae, lichens etc flourish in the severe cold
14 How much part of the earth consist of dry desert in the world?
Ans 1/3rd of the earth consist of dry desert in the world.
15 Why is the number of animals and plants very low in desert habitats?
Ans Due to lack of rain, the number of animals and plants is very low in desert habitats.
16 Name the animals of desert habitats.
Ans Camel, weasel, deer, wolf, rabbit, desert tortoise rat etc
17 Name the birds of desert animals.
Ans Owl, hawk, falcons, dove, kite etc.
18 Name plants of desert habitat.
Ans Cactus, date palm etc.
19 Define forest habitat.
Ans The area where animals, trees and plants are found in abundance is called forest habitat.
20 Name the animals of forest habitat.
Ans Wolf, giraffe, rabbit, elephant, snake, deer, bear, lion etc.
21 Name the birds of forest habitat.
Ans Owl, cuckoo, peacock, parrot, pigeon etc.
22 Name the trees of forest habitat.
Ans Sandalwood, cedar, pine, fir, shisham, poplar, acacia etc.
23 Name the animals of river habitat.
Ans Hippopotamus, crane, water fowl, duck, different kinds of fish etc.
24 Which rivers are river habitats in Punjab?
Ans Indus, Ravi, Chenab, Jhelum and Sutlej are river habitats in Punjab.
25 Define sea.
Ans The reservoir of salt water consisting of 1/3rd of earth is called sea.
26 Nam e the animals of sea habitat.
Ans Dolphin, whale, jelly fish, star fish, shrimps, snail etc.
27 Which marine plants supply food to marine animals?
Ans Different types of algae are marine plants supply food to marine animals.
28 Which things are very essential for the lives of living things?
Ans Sunlight, water and temperature.
29 How can human and animals see things?
Ans Human and animals can see things with the help of light.
30 Which temperature is harmful for the lives of living things?
Ans Extremely low and extremely high temperature is harmful for the lives of living things.
31 Which thing plays an important role in the change of seasons?
Ans Temperature plays an important role in the change of seasons.
32 Which thing is a sign of life for every living thing?
Ans Water is a sign of life for every living thing.
33 Why do the sea, river and forests habitats have large number of living organisms?
Ans the sea, river and forests habitats have large number of living organisms due to the better supply of water.
34 Which things does a camel eat?
Ans A camel eats desert plants, grass and weeds.
35 In what type of habitat does a camel live easily?
Ans A camel lives in a hot and dry habitat easily.
36 Without which things can a camel live for many days?
Ans It can live for many days without food and water.
37 Which thing provides energy to a camel for a long time.
Ans A camel holds a mound of fat in its hump which provides energy to it for a long time.
38 Which things helps a camel to walk briskly on the sand?
Ans Its wide feet help it to walk briskly on the sand.
39 Why are the camels ears covered with thick hair?
Ans The camel’s ears are covered with thick hair that protect its ears from the sand dust.
40 Through which things a fish breathe in water?
Ans A fish breathe in water through its gills.
41 Name famous types of fish.
Ans Trout, raho and shark are the famous types of fish.
42 Which things is a polar bears favourite food?
Ans Meat is its favourite food.
43 Which things protects a polar bear from severe cold?
Ans There is a thick layer of fat under the thick fur of polar bear which protects it from severe cold.
44 Which things protect cactus plant from its hostile animals?
Ans Its sharp and pointed thorns protect it from its hostile animals.
45 In which part of body does a cactus plant store a good quantity of water?
Ans It store a good quantity of water in its stem.
46 Tell about the stem of cactus plant.
Ans Its stem is strong and succulent.
47 Where does a lotus plant grow?
Ans A lotus plant grows in lakes, ponds etc.
48 What is the shape of leaves of a lotus plant?
Ans The leaves of lotus are usually wide.
49 What type of leaves has a pine tree?
Ans Pine tree has a needle like leaves.
50 What is the shape of pine tree?
Ans The pine tree has conical shape and a great height.
51 How do the human beings affect the atmosphere.
Ans Sometimes human beings perform such activities to fulfill their needs that affect the atmosphere and changes take place in atmosphere.
52 How do the atmospheric changes affect the atmosphere?
Ans Due to the atmospheric changes, the habitats of living organisms get either be damaged or they demolished.
53 What type of effects on the habitat endangers lives of the living organisms?
Ans The negative effects on the habitat endanger lives of the living organisms.
54 Where is water present?
ans Water is present in river, seas, lakes, springs, streams and underground reservoirs in large quantity.
55 Who is polluting the water badly?
Ans Man is polluting water badly.
56 What is the harm of oil spillage from the ships?
A ns Oil spillage from the ships is polluting sea water. Due to these creatures of sea is facing severe dangers.
57 Write down any two advantages of forests?
Ans Forest prevent soil erosion and bring pleasant changes in weather.
58 How are forest habitats being demolished?
Ans Forest habitats are being demolished by human activity.
59 How is the air pollution caused?
Ans The air pollution is caused by the smoke emitting from the factories and vehicles.
WRITTEN BY NARGIS PARVEEN
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