Chapter 10: Jeevit Praani: Unki Visheshtaayein
Koi cheez jeevit kyun hai? Is chapter mein hum jeevit aur nirjeev ki tulna karenge, jaanenge beej ko ugne ke liye kya chahiye, paudhon ko badhte aur hilte dekhenge, aur paudhon aur jaanwaron ke jeevan chakra samjhenge.
Is chapter mein tum
- jeevit aur nirjeev mein farak karna
- beej ke ankuran ki sthitiyaan dhoondhna
- paudhon mein badhna aur hilna batana
- paudhon aur jaanwaron ke jeevan chakra batana
Topics
- Jeevit aur Nirjeev NCERT 10.1
Jeev khaate, saans lete, badhte, pratikriya dete, kachra nikaalte aur prajanan karte hain.
- Ankuran ki Sthitiyaan NCERT 10.2
Beej ko ankurit hone ke liye paani, hawa aur garmi chahiye.
- Paudhon mein Badhna aur Hilna NCERT 10.3
Paudhe jeevan bhar badhte hain.
- Paudhe ka Jeevan Chakra NCERT 10.4
Paudhe ka jeevan chakra: beej → paudh → chhota paudha → phool wala paudha → beej wala phal → beej.
- Jaanwaron ka Jeevan Chakra NCERT 10.5
Medhak: ande → tadpole → chhota medhak → medhak. Machchhar: anda → larva → pupa → bada.
Key words
- Living things
- jo khaate, saans lete, badhte, pratikriya dete aur prajanan karte hain
- Germination
- beej ka paudha banna shuru hona
- Life cycle
- jeev ke baar-baar dohraaye charan
- Metamorphosis
- jeevan chakra mein shareer ke roop ka bada badlaav
- Larva, pupa
- machchhar aur titli jaise keedon ke chhote charan
Summary
- Jeev khaate, saans lete, badhte, pratikriya dete, kachra nikaalte aur prajanan karte hain.
- Beej ko ankurit hone ke liye paani, hawa aur garmi chahiye.
- Paudhe jeevan bhar badhte hain; tane roshni ki taraf aur jadein neeche.
- Paudhon aur jaanwaron ke jeevan chakra hote hain; medhak, titli aur machchhar mein metamorphosis hota hai.