DE THI+DAP AN HKI 100%(MOI)

DE KIEM TRA HOC KI I-LOP 6
Mon:Sinh –Nam hoc :2008-2009
Ngay kiem tra: Thu nam (11/12/2008)
Thoi gian lam bai:45 phut
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Cau 1:(1,5 diem) Trinh bay cac yeu cau cua bai thuc hanh :Quan sat te bao thuc vat
Cau 2: (2 diem) Re gom may mien ? Neu chuc nang cua moi mien ?
Cau 3: (2 diem ) viet so do tom tat cua quang hop.Neu nhung dieu kien ben ngoai anh huong den quang hop?
Cau 4: (3 diem) Co may loai than ? Ke ten mot so cay co nhung loai than do ?Than cay dai ra do bo phan nao? Than non co mau xanh, co tham gia quang hop duoc khong? Vi sao? Cay khong co la hoac la som rung thi chuc nang quang hop do bo phan nao cua cay dam nhan?Vi sao em biet?
Cau 5: (1,5 diem)Ghi chu day du vao hinh ve:la cat ngang qua mien hut cua re cay (vi du : 1:ruot ;2:…:3:…;4:…;5:…;6…)








DAP AN
Cau 1: Cac yeu cau cua bai thuc hanh quan sat te bao thuc vat -Biet lam mot tieu ban hien vi tam thoi te bao thuc vat(te bao bieu bi vay hanh)
-Biet su dung kinh hien vi
-Tap ve hinh da quan sat duoc

Cau 2: Re gom 4 mien:
Mien truong thanh co cac mach dan: dan truyen
Mien hut co cac long hut : hut nuoc va muoi khoang hoa tan
Mien sinh truong : lam cho re dai ra
Mien chop re : che choc ho dau re

Cau 3: So do tom tat quang hop:
anh sang
Nuoc + Khi cacbonic ----------------- Tinh bot + khi oxi
Chat diep luc

Nhung dieu kien ben ngoai anh huong den quang hop la : anh sang, nuoc ,khi cacbonic va nhiet do

Cau 4
Co 3 loai than:
Than dung: than go(cay da), than cot(cay dua), than co( cay ot)
Than leo : than quan(cay mong toi), tua cuon(muop , kho qua)
Than bo: cay rau ma

Cau 5:
-1:long hut
-2:bieu bi
-3::thit vo
-4::mach ray
_5:: mach go
-6:ruot