Chhattisgarh State Class 6 Science Chapter 7 Solution

Chhattisgarh State Class 6 Science Chapter 7 Solution

Chhattisgarh State Board Class 6 Science Chapter 7 Characteristics and Classification of Living Organisms Exercise Multiple Choice, Fill in the Blanks, Questions and Answers here.

1.) Classify the following as living and nonliving:

house, air, human being, peacock, tortoise, mongoose, water, cloud, soil, plant, mango, papaya, gram, well, tap, motor, cycle, fan

            Living                                      Nonliving

Human being                          House , Water ,

Peacock                                     Soil , Gram ,

Tortoise                                     Cloud , Well ,

Mongoose                                 Tap , Motor ,

Plant                                            Cycle , Fan

Mango

Papaya

 

2.) Explain the following characteristics of the living:

1.) sensitivity

2.) growth

(1) Sensitivity – When our hand comes near any hot things , we remove our hand at once . We did this because of sensitivity . Similarly plants also have sensitivity . For example , if we touch the leaves of touch-me-not plant then its leaves start closing . It happens due to their sensitivity to contact .

(2) Growth – Animals grow up to a fixed age and plants grow throughout their life . We can see , animals have an increament in their height , weight , size up to a fixed age due to growth and in the same way plants also grow .

3.) Give two examples each of herbivores, carnivores and omnivores     

Examples of ,   Herbivores – Cow , Bird

Carnivores – Lion , Tiger

Omnivores – Human being , Monkey

4.) Give names of parasites, saprophytes and insectivorous plants.

Parasites plant – Amarbel

Saprophytes plant – Mushroom

Insectivorous plant – Pitcher plant

5.) Give the scientific names of the state bird and state animal of Chhattisgarh

The scientific name , of the state bird of Chhattisgarh is Gracula religiosa peninsularis , of the state animal of Chhattisgarh is Bubalus-Bubalis .

6.) What is the average lifespan of human beings and elephants respectively?

The average lifespan of human being is between 80 to 100 years and average lifespan of elephant is 70-90 years .

7.) Give the names of some medicinal and food plants. Also write the uses of animals to human beings

Medicinal plants – Aloe vera , Tulsi

Food plants – Mango tree , Pumpkin plant

The uses of animals to human beings – a) From animals we get milk , eggs , wool etc .

b) Animals help us in transport .

8.) What will happen if a plant is placed without being watered in the dark for seven days?

If a plant is placed without being watered in the dark for seven days then it could not get sunlight and water for preparing food it will not survive .

9.) The motor vehicle moves, it uses fuel as food and it excretes smoke, yet it is called non-living. Give reasons.

The motor vehicle moves , it uses fuel as food and it excretes smoke , yet it is called non-living because motor has no life , no growth , no sensitivity and it can not reproduce as living

10.) Tick the correct statements (  ) and rewrite the wrong statements to make them correct

(1) The gum is an excretory product of a plant . ( Correct )

(2) The mushroom is a parasite . -> The mushroom is a saprophyte .

(3) The rat is an omnivorous animal . ( Correct )

(4) Micro-organisms are observed using a microscope . ( Correct )

(5) The animals that do not have a spinal chord are called invertebrates . -> The animals that do not have verteble column are called invertebrates.

(6) Bamboo is used in the paper industry . (Correct )

(7) The snake is an invertebrate animal . -> The snake is a vertebrate animal .