Diversity in living world

Class VI Science Quiz: Diversity in the Living World

Part 1: Understanding Biodiversity

1. What is the meaning of the Sanskrit saying about trees in the context of biodiversity?

Trees give shade and fruits to others, like good people who bear hardships to help others, illustrating their role in supporting biodiversity.

2. What is the objective of a nature walk as described in the chapter?

To experience the beauty and variety of plants and animals in nature.

3. What items are students advised to carry on a nature walk?

A notebook, a pen, and a water bottle.

4. What should students avoid doing during a nature walk?

Disturbing plants and animals, such as plucking leaves or flowers.

5. What is an example of diversity in bird sounds?

Each bird has a unique chirp.

6. Name three types of plants observed during a nature walk.

Grasses, bushes, and large trees.

7. What are some animals observed during a nature walk?

Birds, butterflies, and monkeys.

8. What features of plants should students record in Table 2.1?

Features of stems, leaves, flowers, and any other interesting observations.

9. What is the stem characteristic of common grass?

Soft and thin.

10. How are leaves arranged on a tulsi plant?

A pair of leaves in opposite directions.

11. What is a feature of neem leaves?

Smooth surface.

12. What are some plant features that vary among different plants?

Height (tall/short), stem type (hard/soft), leaf shape and arrangement, flower color, shape, and scent.

13. What animal lives in a nest in soil and burrow?

Ant.

14. What food does a crow eat?

Insects.

15. How does a cow move around?

Walks.

16. What is a unique feature of an ant?

Has six legs.

17. Where do birds typically live?

On trees.

18. Name an animal that lives in water.

Fish.

19. What is an example of an animal that lives both on land and in water?

Frog.

20. What is biodiversity?

The variety of plants and animals found in a particular region.

21. How do trees contribute to biodiversity?

Trees provide food and shelter to birds and other animals.

22. How do animals help plants in biodiversity?

Animals spread seeds after eating fruits.

23. Why is grouping plants and animals important?

Grouping makes it easier to understand and study plants and animals based on their similarities and differences.

24. What is one basis for grouping plants?

Height of plants.

25. What is one basis for grouping animals?

The way they move.

26. What are the three main groups of plants based on height and stem type?

Herbs, shrubs, and trees.

27. What is a characteristic of shrubs?

Many brown woody stems branching close to the ground.

28. Give an example of a shrub.

Rose plant.

29. What is a characteristic of herbs?

Small with soft and green stems.

30. Give an example of a herb.

Tomato plant.

31. What are climbers?

Plants with weak stems that need support to climb and grow.

32. What are creepers?

Plants that creep along the ground.

33. What are veins in leaves?

Thin lines on the leaves of plants.

34. What is reticulate venation?

A net-like pattern of veins on both sides of a thick middle vein.

35. Give an example of a plant with reticulate venation.

Hibiscus.

36. What is parallel venation?

Veins that run parallel in leaves.

37. Name a plant with parallel venation.

Banana.

38. What is a taproot?

One main root with small side roots arising from it.

39. Give an example of a plant with a taproot.

Mustard.

40. What are fibrous roots?

A bunch of similar-sized thin roots arising from the base of the stem.

41. Name a plant with fibrous roots.

Grass.

42. What is the relationship between leaf venation and root type in plants?

Plants with reticulate venation generally have taproots, while those with parallel venation have fibrous roots.

43. What are cotyledons?

Parts of a seed; dicot seeds have two cotyledons, and monocot seeds have one.

44. What are dicotyledons (dicots)?

Plants with seeds that have two cotyledons.

45. Give an example of a dicot plant.

Chickpea.

46. What are monocotyledons (monocots)?

Plants with seeds that have a single cotyledon.

47. Name a monocot plant.

Maize.

48. What body parts do pigeons use for movement?

Legs and wings.

49. How does a fish move in water?

Swims with the help of fins.

50. Who was Janaki Ammal?

An Indian botanist who documented and preserved India’s plant biodiversity.

51. What was the Save Silent Valley Movement?

A movement to protect the Silent Valley forest in Kerala from a hydroelectric dam project.

52. What is a habitat?

The place where plants and animals live, providing food, water, air, shelter, and other needs.

53. What are adaptations?

Special features that enable plants and animals to survive in a particular region.

54. What is the habitat of a sea turtle?

The sea or ocean.

55. Name an adaptation of a deodar tree.

Conical shape and sloping branches to let snow slide off easily.

56. What is an adaptation of a cactus in the desert?

Thick and fleshy stems to store water.

57. What are terrestrial habitats?

Habitats on land, such as forests, deserts, grasslands, and mountains.

58. What are aquatic habitats?

Habitats in water, such as ponds, lakes, rivers, and oceans.

59. What are amphibians?

Animals that can live in water and on land, like frogs.

60. Who was Salim Ali?

An Indian ornithologist known as the ‘Birdman of India’ who documented bird diversity.

61. Name a bird sanctuary preserved by Salim Ali.

Keoladeo National Park in Bharatpur, Rajasthan.

62. What is a sacred grove?

Undisturbed patches of forests protected by local communities, home to diverse plants and animals.

63. What is Project Tiger?

A project initiated in 1973 to protect the declining population of the Bengal Tiger.

64. When was the Cheetah Reintroduction Project initiated?

2022.

65. Why has the population of the Great Indian Bustard declined?

Due to loss of natural habitats caused by human activities.

Part 2: Fill in the Blanks

66. The variety of plants and animals in a region is called ___.

Biodiversity

67. Plants with two cotyledons are called ___.

Dicotyledons

68. Plants with one cotyledon are called ___.

Monocotyledons

69. A ___ root is one main root with small side roots.

Taproot

70. ___ venation is a net-like pattern in leaves.

Reticulate

71. ___ venation has veins running parallel in leaves.

Parallel

72. The place where plants and animals live is their ___.

Habitat

73. Animals that live in water are said to live in ___ habitats.

Aquatic

74. Animals that live on land are said to live in ___ habitats.

Terrestrial

75. Frogs are examples of ___ because they live in water and on land.

Amphibians

Part 3: Match the Pair

76. Match the following pairs:

Dicot plant

Chickpea

Monocot plant

Maize

Taproot

Mustard

Fibrous root

Grass

Reticulate venation

Hibiscus

Parallel venation

Banana

Shrub

Rose

Herb

Tomato

Terrestrial habitat

Desert

Aquatic habitat

Ocean

Dicot plant - Chickpea

Monocot plant - Maize

Taproot - Mustard

Fibrous root - Grass

Reticulate venation - Hibiscus

Parallel venation - Banana

Shrub - Rose

Herb - Tomato

Terrestrial habitat - Desert

Aquatic habitat - Ocean

Part 4: Additional Questions on Biodiversity

77. What is the stem characteristic of a mango tree?

Hard, brown, and thick.

78. Where do branches arise on a mango tree?

Higher up on the stem.

79. What is the height of a tomato plant?

Short.

80. What body parts does a housefly use for movement?

Legs and wings.

81. Name an animal found in the desert.

Camel.

82. Name a plant found on mountains.

Deodar tree.

83. What is an adaptation of a camel in the hot desert?

Long legs and wide hooves to walk on sand without sinking.

84. How do camels in the cold desert survive winter?

They have two humps that store food and long hair to keep warm.

85. What is an adaptation of rhododendrons in the Shola forests?

Shorter height and smaller leaves to survive heavy winds.

86. What helps fish swim in water?

Streamlined body and fins.

87. Why does biodiversity vary between regions?

Due to different environmental conditions, such as temperature and water availability.

88. What is one way camels conserve water in the desert?

They excrete small amounts of urine.

89. What type of root does a radish have?

Taproot.

90. What type of venation does a radish plant have?

Reticulate.

Part 5: Additional Fill in the Blanks

91. A cactus has ___ stems to store water.

Thick and fleshy

92. A deodar tree has ___ branches to let snow slide off.

Sloping

93. Camels in the hot desert have ___ hump(s).

One

94. The streamlined body of a fish is an ___ for swimming.

Adaptation

Part 6: True or False

95. All plants have the same type of roots.

False

96. Grouping plants and animals helps in studying their diversity.

True

97. Damage to habitats leads to loss of biodiversity.

True

98. All animals use the same body parts for movement.

False

Part 7: Match the Pair (Additional)

99. Match the following pairs:

Camel

Desert

Deodar tree

Mountains

Fish

Ocean

Lion

Forest

Rhododendron

Mountain adaptation

Camel - Desert

Deodar tree - Mountains

Fish - Ocean

Lion - Forest

Rhododendron - Mountain adaptation

100. Match the following pairs:

Janaki Ammal

Botanist

Salim Ali

Birdman of India

Project Tiger

Bengal Tiger conservation

Sacred grove

Community-protected forest

Cheetah Reintroduction

2022 project

Janaki Ammal - Botanist

Salim Ali - Birdman of India

Project Tiger - Bengal Tiger conservation

Sacred grove - Community-protected forest

Cheetah Reintroduction - 2022 project