MCQ on Diversity in the Living World Class 6
Class 6 Science Chapter 2 MCQ Diversity in the Living World
Multiple Choice Questions :
Question 1.
Which of the following best describes why scientists group living things?
(a) To increase their population
(b) To make them easier to catch
(c) To determine how many living beings are in the world
(d) To organise and understand the diversity of life
Answer:
(d) To organise and understand the diversity of life
Question 2.
Which of the following cannot be used as a basis for grouping plants?
(a) Type of soil where plant grows
(b) Leaf structure
(c) Presence/absence of flowers
(d) Hard/soft stem
Answer:
(a) Type of soil where plant grows
Question 3.
Which of the following is the correct match between the characteristics of stem and the category of plant? NCERT Exemplar
(a) Weak stem which cannot stand upright-Creeper
(b) Green tender stem-Shrub
(c) Thick, hard stem with branching near the base-Tree
(d) Thick, hard stem with branches high on the plant-Herb
Answer:
(a) Weak stem which cannot stand upright-Creeper
Question 4.
Which of the following is not a correct match? NCERT Exemplar
(a) Petiole: attaches leaf to stem
(b) Lamina: green flat part of leaf
(c) Margin: gives shape to the leaf
(d) Veins: present in root as well as in leaf
Answer:
(d) Veins: present in root as well as in leaf
Question 5.
Choose the incorrect match pair from the following?
(a) Reticulate venation- Hibiscus
(b) Tap root-Mustard
(c) Parallel venation- Banana plant
(d) Fibrous root- Carrot
Answer:
(d) Fibrous root- Carrot
Question 6.
Sarita pulled a herb out of the soil and observed that a plant part came out with it. Rohini was watching the activity and saw some hair-like structures coming out from that part. What could be the plant part?
(a) Flower
(b) Leaf
(c) Root
(d) Stem
Answer:
(c) Root
Question 7.
Which of the following combination of features would you observe in grass?
(a) Parallel venation and fibrous root
(b) Parallel venation and tap root
(c) Reticulate venation and fibrous root
(d) Reticulate venation and tap root
Answer:
(a) Parallel venation and fibrous root
Question 8.
Which of the following cannot be called a habitat? NCERT Exemplar
(a) A desert with camels
(b) A pond with fishes
(c) A jungle with wild animals
(d) Cultivated land with grazing cattle
Answer:
(d) Cultivated land with grazing cattle
Question 9.
Select the option that represents only aquatic type of habitat?
(a) Freshwater, coastal and rainforest
(b) Marine, tundra and desert
(c) Mountain, grassland and coastal
(d) Marine, freshwater and swamps
Answer:
(d) Marine, freshwater and swamps
Question 10.
Animals and plants have certain features which make them capable to survive in a particular habitat. This is called
(a) adaptation
(b) habitat
(c) grouping
(d) venation
Answer:
(a) adaptation
Question 11.
Why do cactus have thick, fleshy stems?
(a) To attract pollinators and aid in flower production
(b) To provide support for climbing vines
(c) To store water and help them survive in dry environments
(d) To produce fruit for seed dispersal
Answer:
(c) To store water and help them survive in dry environments
Question 12.
The rhododendrons found in forests of Nilgiris are _____ in comparison to the one found in Sikkim.
(a) shorter with longer leaves
(b) longer with shorter leaves
(c) shorter with shorter leaves
(d) longer with longer leaves
Answer:
(c) shorter with shorter leaves
Question 13.
Identify the aquatic adaptation from the following options.
(a) Streamline body
(b) Light and hollow bones
(c) Hair on body
(d) Strong hooves
Answer:
(a) Streamline body
Question 14.
Animals like a camel can survive in a desert. Which of the following features in the camel helps them to survive in the desert? Competency Based Que.
(a) Hump of the camel that produces food
(b) Long neck helps to store more water
(c) Long legs to protect them from heat of the sand
(d) Thicker skin that helps in the transpiration of more water
Answer:
(c) Long legs to protect them from heat of the sand
Question 15.
The loss of natural habitats due to human activities cause decline in population of
(a) Lion
(b) Great Indian Bustard
(c) Cow
(d) Butterfly
Answer:
(b) Great Indian Bustard
Question 16.
Choose the incorrect match-pair from the options given below.
(a) Cheetah Reintroduction Project -2012
(b) Keoladeo National Park – Rajasthan
(c) Ranganathittu Bird Sanctuary- Karnataka
(d) Project Tiger – 1973
Answer:
(a) Cheetah Reintroduction Project -2012
Question 17.
Rose plant is an example of which of the following?
(a) Tree
(b) Shrub
(c) Herb
(d) None of these
Answer:
(b) Shrub
Question 18.
The camels in a cold desert have which of the following features?
(a) Shorter height
(b) Hair from head to neck
(c) Two humps
(d) All of these
Answer:
(d) All of these
Question 19.
Deodar trees are found in
(a) Rajasthan
(b) Tamil Nadu
(c) Himachal Pradesh
(d) Punjab
Answer:
(c) Himachal Pradesh
Question 20.
Which of the following is not an example of terrestrial habitat?
(a) Forest
(b) Mountain
(c) Desert
(d) Lakes
Answer:
(d) Lakes
Question 21.
Janaki Ammal played a key role in which of the following?
(a) Cheetah Reintroduction
(b) Project Tiger
(c) Save Silent Valley Movement
(d) None of the above
Answer:
(c) Save Silent Valley Movement
Assertion-Reason Questions :
1. The following questions consists of two statements; Assertion (A) and Reason (R). Answer these questions by selecting the appropriate option given below.
(a) Both A and R are truc and R is the correct explanation of A
(b) Both A and R are true, but R is not the correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
1. Assertion (A) In tap root, the main root is present. Reason (R) The smaller roots arising from the main root are called lateral roots.
Answer:
(b) Both A and R are true, but R is not the correct explanation of A.
In tap root one main root is present which grows vertically downward into the soil.
2. Assertion (A) Terrestrial and aquatic habitats support different types of plant and animal life.
Reason (R) The environmental conditions, such as availability of water, light and nutrients vary greatly between terrestrial and aquatic ecosystems.
Answer:
(a) Both A and R are true and R is the correct explanation of A.
3. Assertion (A) Camels have humps to help them survive in deserts.
Reason (R) The humps store fat, which camels use for energy when food and water are scarce.
Answer:
(a) Both A and R are true and R is the correct explanation of A.
2. The following questions consist of two statements Assertion (A) and Reason (R). Answer these questions by selecting the appropriate option given below.
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R true, but R is not the correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
1. Assertion (A) Plants with weak stems that cannot stand upright, but spread on the ground are called creepers. Reason (R) Plants that take support and climb up are called climbers.
Answer:
(b) Both A and R true, but R is not the correct explanation of A
2. Assertion (A) Deodar trees are conical in shape and have flexible and sloping branches.
Reason (R) Conical shape and sloping branches helps the snow to retain on the plants, which help them to survive in the cold weather.
Answer:
(c) A is true, but R is false
Fill in the Blanks :
1. The type of venation in which the veins run parallel to each other is found in plants such as _______.
Answer:
grass
2. Wheat is an example of a plant with _______ root and _______ venation in its leaves.
Answer:
fibrous, parallel
3. Plants and animals living on land, are called _______ organisms.
Answer:
terrestrial
4. Fishes have a _______ body shape that helps them move swiftly through water.
Answer:
streamlined
5. The ‘Birdman of India’ was awarded Parma Vibhushan in the year. _______
Answer:
1976.
6. Tulsi flowers are ______ in colour.
Answer:
ipinkish purple
7. Ants has _____ legs.
Answer:
six
8. The variety of plants and animals found in a particular region contributes to the _____ of that region.
Answer:
biodiversity
True/False :
1. Sadabahar plant has a tap root and its leaves have reticulate venation.
Answer:
True
2. Animals that can live in water as well as on land are called amphibians.
Answer:
True
3. The deodar trees found in Himachal Pradesh are conical in shape and have sloping branches.
Answer:
True
4. The camels found in cold desert are comparatively longer than those found in a hot desert.
Answer:
False, the camels in cold desert are shorter than those found in hot desert.
5. Sacred groves are highly disturbed patches of forest.
Answer:
False, sacred groves are undisturbed patches of forests.
6. Plants with weak stems need support to climb and grow and are called climbers.
Answer:
True
7. Hibiscus has tap root.
Answer:
True
Match the Columns :
1. Match the Column I with Column II.
| Column I | Column II |
| A. Rose | 1. 1973 |
| B. Maize | 2. Herb |
| C. Project tiger | 3. Shrub |
| D. Tomato | 4. -2022 |
| E. Cheetah reintroduction project | 5. Dicot |
| F. Chickpea | 6. Monocot |
Answer:
| Column I | Column II |
| A. Rose | 3. Shrub |
| B. Maize | 6. Monocot |
| C. Project tiger | 1. 1973 |
| D. Tomato | 2. Herb |
| E. Cheetah reintroduction project | 4. -2022 |
| F. Chickpea | 5. Dicot |
2. Match the Column I with Column II.
| Column I | Column II |
| A. Wheat | 1. Mango |
| B. Tap root | 2. Rajasthan |
| C. Keoladeo National Park | 3. Tomato |
| D. Herb | 4. Parallel venations |
Answer:
| Column I | Column II |
| A. Wheat | 4. Parallel venations |
| B. Tap root | 1. Mango |
| C. Keoladeo National Park | 2. Rajasthan |
| D. Herb | 3. Tomato |
Case Based Question :
1. The picture shows different animals.
Question i.
Which animals in the picture live in the same habitat?
(a) Starfish and snail only
(b) Earthworm and snail only
(c) Earthworm, ant and snail
(d) Snail, starfish and earthworm
Answer:
(c) Earthworm, ant and snail
Question ii.
Which of the following types of movement is shown by snail?
(a) Climbing
(b) Flying
(c) Swimming
(d) Crawling
Answer:
(d) Crawling