CBSE > Class 08 > Science | CBSE Board | Homework Help

Ask questions which are clear, concise and easy to understand.

Ask Question

Diffrent between kharif and rabi crops

Posted by Ankit Khatri 7 years, 6 months ago

CBSE > Class 08 > Science

2 answers

Aman Kumar 7 years, 6 months ago

Winter crop is called rabi crop Summer crop is called kharif crop

0Thank You

Yogita Ingle 7 years, 6 months ago

Kharif crops: These are the crops grown in rainy season extending from June to October hence are also called as monsoon crops. These crops are totally rain dependent crops. Kharif crops include paddy, soybean, sugarcane.
Rabi crops: These are the crops grown in winter season extending from October to March. These are winter crops depending on irrigation sources. Rabi cops include wheat, gram, mustard etc.

1Thank You

ANSWER

What is translucent Meaning?

Posted by Drima Patel 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Yogita Ingle 7 years, 6 months ago

Light transmission capacity varies from object to object. Transparent objects allow all the light to pass through them, translucent ones allow partial light to pass, whereas opaque ones allow no light to pass through.

1Thank You

ANSWER

What is petroleum?

Posted by Udita Majumder 7 years, 6 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

Effect of extreme cold and extreme weather on the plants

Posted by Khushi Khushi 7 years, 6 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

How fertilisers are harmful for human beings

Posted by Sukrutha.A.S Sukrutha.A.S 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Ankit Khatri 7 years, 6 months ago

Bcoz they r chemical

1Thank You

ANSWER

Instruments used in soil preperation

Posted by Mamo Sri 7 years, 6 months ago

CBSE > Class 08 > Science

2 answers

Aman Kumar 7 years, 6 months ago

Cultivator

0Thank You

Rohit Jena 7 years, 6 months ago

plough for tilling and hoe for removal of weeds

0Thank You

ANSWER

Give the name of five friendly microorganisms and thair benefit

Posted by Ravit Dubey 7 years, 6 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

Definition of soil preperation and instruments used

Posted by Mamo Sri 7 years, 6 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

Why machine parts are frequently oiled or greased

Posted by Bhavika Syal 7 years, 6 months ago

CBSE > Class 08 > Science

3 answers

Pranjal Ramteke 4 years, 11 months ago

why do the parts of machines regularly oiled Igreased

0Thank You

Siya Mishra 7 years, 6 months ago

Machine parts are frequently oiled or greased because oil prevents rusting of iron.

0Thank You

Říý@ ?? 7 years, 6 months ago

Because oil prevents rust from the iron of the machine.

1Thank You

ANSWER

What is fungi

Posted by Nitesh Thakur 7 years, 6 months ago

CBSE > Class 08 > Science

3 answers

Aman Kumar 7 years, 6 months ago

Microbes

1Thank You

Vaishnavi Rekha 7 years, 6 months ago

That means neither living nor non living

1Thank You

Vaishnavi Rekha 7 years, 6 months ago

It is an acellular organism

1Thank You

ANSWER

15 MCQ from chapter 3rd

Posted by Jai Nehra 7 years, 6 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

How do we get ammonia

Posted by Prakash Kumar 7 years, 6 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

Which is the microorganism convert milk to curd? And how?

Posted by Hemant Singh 7 years, 6 months ago

CBSE > Class 08 > Science

3 answers

Shakshi Rawat 7 years, 6 months ago

Lactobacillius converts milk into curd

3Thank You

Hirdey Preet Singh 7 years, 6 months ago

Lactobacillus

2Thank You

Sonali Aggarwal 7 years, 6 months ago

Lactibacillus bacteria converts the lactose sugar into lactic acid.This lactic acid then converts milk into curd.

3Thank You

ANSWER

Both manures and fertilizer replenish soil fertility.compare and contrast the advantages and disadvantages of using them.

Posted by Rajnish Kumar 7 years, 6 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

Defination of chapter 1

Posted by Ajay Singh 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Prakash Kumar 7 years, 6 months ago

First stage of your book

1Thank You

ANSWER

What is the rate of 2-4D chemical which is used to control ? the weeds

Posted by Unknown Learner 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Arun Prasanna Poniyappan 7 years, 6 months ago

Weedicide

0Thank You

ANSWER

Examples of metals and non metals elements ( objects) not helium, sodium etc

Posted by Akshita Gupta 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Vaishnavi Rekha 7 years, 6 months ago

Metals example gold ,silver Non metals example pencil lead, a piece of coal

0Thank You

ANSWER

About rayon

Posted by Harini Dasarathan 7 years, 6 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

nitrogen account nearly 79% of the air. Still nitrogen is the most limiting nutrient for plant growth. why? Explain the terms nitrification and denitrification.

Posted by Deepak Singh 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Vrushali Goley 7 years, 6 months ago

Beacause plants cant use the atmospheric nitrogen directly they can use nitrogen only after nitrogen fixation

1Thank You

ANSWER

How many artificial satalite Jupitar have?

Posted by Shivam Kumar 7 years, 6 months ago

CBSE > Class 08 > Science

2 answers

Vrushali Goley 7 years, 6 months ago

1Thank You

Rinki Jha 7 years, 6 months ago

0Thank You

ANSWER

What is zayed crops

Posted by Aashi Aashiyana 7 years, 6 months ago

CBSE > Class 08 > Science

2 answers

Khushi Nain 7 years, 6 months ago

The crops which we grow in summers

1Thank You

Rinki Jha 7 years, 6 months ago

The crop which grown in summer

1Thank You

ANSWER

Which is not a fungal disease 1.rust 2.smut 3.wilt 4.blight of potato

Posted by Manan And Chintan Juneja 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Říý@ ?? 7 years, 6 months ago

Rust

0Thank You

ANSWER

What is kharfi crops

Posted by Prachi Chavan 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Aashi Aashiyana 7 years, 6 months ago

Kharif crops are those which are grown in rainy season . They are sown in the month of jun/july & harvested by sep/oct

1Thank You

ANSWER

How interlocking takes place between the surfaces

Posted by Tanuja Gogoi 7 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Garisha Kansal 7 years, 6 months ago

With the help of irregularities

2Thank You

ANSWER

What is rahi crops?

Posted by Jyotika Das 7 years, 6 months ago

CBSE > Class 08 > Science

2 answers

Shreshta M Asunde 7 years, 6 months ago

The crops which are grown in winter season are called as rabi crop ..

0Thank You

Khushi Nain 7 years, 6 months ago

Check your spelling

2Thank You

ANSWER

What is called micro-organisms

Posted by Tonmoy Goswami 7 years, 6 months ago

CBSE > Class 08 > Science

3 answers

Shakshi Rawat 7 years, 6 months ago

Mocroorganisms are those living organisms which cannot be seen with our naked eye. We need to use microscope to see them they can be unicellular or multicellular ,thus they ate called micro - organisms

0Thank You

Yash Raj Gupta 7 years, 6 months ago

You have seen several kinds of plants and animals . However they are other living organisms around us we normally cannot see. They are called microorganism

1Thank You

Pratibha Kumari 7 years, 6 months ago

Living organisms that can be seen only by microscopes

3Thank You

ANSWER

How we can observe microorganisms found in the soil

Posted by Jessica Ekka 7 years, 6 months ago

CBSE > Class 08 > Science