Farg`ona viloyati oltiariq tumani xtb ga qarashli 3- aniq vq tabiiy fanlarga ixtisoslashgan davlat umumiy o`rta ta`lim maktabi

Sana___________________________ imzo___________________________
o’quvchi:___________________________o’qituvchi:_________________________

7-laboratoriya mashg'uloti
O'simliklarning tuzilishida sinf va oilalarning belgilarini aniqlash.


Maqsad: o’simliklarning tuzilishida sinf va oilalarning belgilari haqida umumiy ma’lumotga ega bo’lish
Jihoz. Gerbariylar to’plami


Mashqning bajarilish tartibi.
1. Bir va ikki urug'pallali o'simliklarning gerbariylari hamda tirik o'simliklarning namunalarini kuzating.
2. Namunalari keltirilgan o'simliklarning hayotiy shakli, ildiz tizi mining tipi, novdasi, bargining tomirlanish turi va novdada joylashuvi, guli va to'pguli, meva turini aniqlang, gul formulasini yozing, gul diagrammasini chizing.
3. Aniqlangan belgilari asosida o'simliklarni bir va ikki urug'pallali o'simliklar sinflariga ajrating.
4. O'simliklarning bir va ikki urug'pallali o'simliklar sinflariga ajratish mumkin bolgan belgilarini aniqlang.
5. O'simliklarning qaysi oilaga mansubligini ko'rsatuvchi belgilarini aniqlang.
6. Quyidagi jadvalni to'ldiring.
Jadvalni to’ldiring.

O’simlik nomi	Sinfi	Oilasi	Ildiz tizimi	Bargaining tomirlashi	Gul formulasi	To’pgulli	Meva turi

Hulosa:
_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Sana___________________________ imzo___________________________
o’quvchi:___________________________o’qituvchi:_________________________