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A habitat is a dwelling place for plants and animals that gives them optimum conditions for life.

The living things that we can see only under the microscope are called microorganisms.

i) I found different types of microorganisms some are thread-like structures and some are round.

ii) No. different water samples have different types of microorganisms.

iii) No all water samples have microorganisms, but few in top water.

iv) Pond water has more microorganisms because it is an open-source to grow microorganisms.

v) Pond water has more greenish microorganisms and the bore well has moving organisms.

Correct option is B) January

1. Different organisms live in different places but many of them live in the same place.

2. The organisms usually stay in the places where most of their needs are met.

• What are microorganisms? 
• What is the smallest microorganism? 
• Can we see microorganisms with the naked eye? 
• What is the instrument using for observing microorganisms? 
• Are all microorganisms harmful to us?

i) Seed has stored food in it. So it does not take in food. The food store is in the endosperm, and/or in the cotyledons.

ii) Yes, if we preserve it carefully we can store the food for a long time.

iii) When a seed is sown in the soil it will germinate.

• We can say that our house is also a habitat. 
• Several animals like dogs, cats, goats, cows, birds, spiders, ants and cockroaches live with us. 
• Plants like the money plant and some crotons are also kept inside our houses.

Road Safety : Safety of road users including pedestrains, cyclist, motorist, other passengers in the usage of road

Dog – it lives in the streets. 

Cat – it lives in the forest. 

Parrots – lives on the tree.

Yes, our pets live in other places.

• “Animals also have the right to live”,
• In this beautiful world, animals have as much right to live as human beings. 
• In totality, the entire earth is a common property of all of us. 
• It is our world and it is their world. People often ask if animals should have rights, and quite simply, the answer is “Yes !” 
• Animals surely deserve to live their lives free from suffering and exploitation. Just because we are at the top of the food chain. 
• Life is life and it should be valued, no matter what you are. 
• Animals cannot speak for themselves and for that reason we need to protect them. 
• Protecting them is something we should take pride in, it is our responsibility. 
• By respecting animal rights and having consideration for animal welfare, we also support ecological balance.

• Is seed growing? 
• Is there movement in a seed? 
• Does the seed take food? 
• Can the seed breathe? 
• How can the seed get rid of wastes in it?

• A habitat is a dwelling place for plants and animals that gives them optimum conditions for life. 
• We live in houses that protect us from heat, cold and rain, etc. and are a shelter for us. 
• We keep some animals and birds as pets in our houses. 
• We also grow some plants which give us fruits and vegetables.

Traffic Signs :

Traffic signs are of two types 

1. Manual traffic signs

2. Electronic signs.

Traffic police : A unit of a police force, whose job is to control traffic and enforce traffic regulations.

• Yes, both living and non-living things are necessary for our environment. 
• For example, a plant is a living thing. It takes water and minerals from the soil for its survival. 
• It means living things depend upon non-living things. This keeps our environment, well.

Correct option is C) 6

The child should not lean out of the window. He should be strapped to seat belt (if seat belt is available).

D) Stop before the line

• All living and non-living things are made up of matter. 
• All living and non-living things have mass and occupy space. 
• Both are made up of structural units. 
• Molecule is the structural unit of living and non-living things of the cell.

Correct option is D) 25

There are living and non – living things around us.

Yes, all living things have common characteristics that make them different from non-living things.

Spindle (Takli) and Charaka.

1. Coir has come a long way from the ancient uses. 

2. It is still used for agricultural and domestic purposes and to control landslide or soil erosion. 

3. Coir is also used as a substrate to grow mushrooms. 

4. Brown coir is used in brushes, doormats, mattresses and for making sacks.

The present transport system has minimized the distances but it has on the other hand increased the life risk.

In India itself, about thousands of people are died in road crashes every year.

• The things which possess the characters like growth movement, food, breathing, get rid of wastes, and giving birth to young ones are called living things. 
• The things which do not possess these characters are called nonliving things.

Mahatma Gandhi.

The coconut industry is mainly well developed in the states of Kerala* Tamil nadu, Karnataka, Andhra Pradesh and Odisha.

• Take coconut leaves or two colour paper strips. 
• Cut and remove the middle vein of the leaf to get two halves.
• Now put these strips parallel to each other. 
• Take one more strips and insert horizontally and alternately between the vertical strips. 
• Finally, you will get a sheet-like structure. This is the way a mat is prepared.

• What type of washing does it need? 
• Will it absorb the sweat of the body? 
• Does the cloth provide free airflow to the body? 
• What is the durability of cloth?

• The handloom industry is very well developed in our state. 
• Places like Venkatagiri, Narayanapeta, Dharmavaram, Mangalagiri and Kothakota are famous for handloom industries. 
• Pedana and Machilipatnam are famous for kalamkari. 
• Machilipatnam is also famous for the carpet industry.

i) Cotton and silk fabrics used mostly in my house.

ii) By touch and look, generally, we identify the type of fabric.

• The fabrics protect us from different weather conditions. 
• Along with protection clothes are also be a symbol of beauty and status. 
• Choice of fabric may vary from person to person. 
• Some may like to wear clothes made up of light, thin, shiny fabrics. 
• Another person may like to wear clothes that are brightly coloured and made of coarse fabrics. 
• Fabrics for casual and formal wear may be different. 
• Personal choice, the personality of the owner and the cost of the fabric are all important factors in the selection of perfect fabric.

Cotton seeds are removing from cotton balls to make an even and uniform fabric.

• Our purpose and the priority of fabric together determine which type of fabric to be used. 
• Coarse fabrics can be used for mopping and making gunny bags but not for making clothes. 
• Some fabrics have to be considered for choosing curtain fabrics. 
• The calico fabric used to make banners and bookbinding.

Artificial fabrics dry in a short time.

i) The thread has small fine like structures. Take one thread. Scratch its end. Observe it through a magnifying lens.

ii) Yes, it has fine structures. Take a needle and try to insert this thread into the eye of the needle. Can you? Isn’t it difficult?

iii) Generally when we are not able to put a thread into the eye of the needle, either we twist the end of the thread or we wet the end using saliva.

1. Pungent

2. Yarn

3. ginning

4. Jute

5. cotton, wool, silk

The fibres which are deriving from plants and animals are called natural fibres. 

Ex: 

cotton, wool, silk, jute, coir, etc.

• Siri donated cloth bags on her birthday. This can be practised by all in the world. 
• Because the polythene covers take much time to decompose and pollute the soil. 
• They also (polythene covers) prevent the percolation of rainwater into the ground. 
• But the cloth bags decompose easily and mixes in the soil and do not cause any harm to the environment. 
• So this is a good step to protect the environment.

To protect our environment we should use cloth bags instead of polythene bags.

We all use polythene bags for different purposes. Polythene is very difficult to decompose. To protect our environment. We should use cloth bags instead of polythene bags.

The fibres which are deriving from chemicals are artificial fibres or synthetic fibres. 

Ex : – 

Polyester, polythene, Nylon, Rayon, etc.

Small strand-like structures are called fibres.

• Stop using plastic bags 
• No Plastic – Yes Fabric 
• Say no to plastic bags 
• Long live earth – Not Plastic 
• Be a part of the solution – Not a part of pollution
•  Save our planet – use reusable bags

The correct answer is Jute.

Print revolution affected the lifestyle of people in many ways: 

• Because of print revolution, books could reach a wider population and were easily available. 

• Many people who disagreed with the established authority, and were not able to express their thoughts, could now easily publish what they felt. 

• What many thinkers wrote was now available to a wider population, so the thought process and opinions of many people changed. 

• Novels created an interest in women’s lives and their thoughts and aspirations. 

• Reading became common, as a result, literacy rates of the population increased. Books were printed for primary schools, service exams and other institutions. A children’s press was established in France in 1857 which published folk tales, fairy tales and other fables for children.