1) quan sat thap tuoi cua thanh pho ho chi minh nam 1989 va nam 1999 em hay cho biet

hinh dang thap tuoi thuoc loai nao?........................................................................

nhom tuoi nao co ti le lon nhat ?..............................................................................

2) quan sat luoc do tren em hay :

nhan xet ve su phan bo dan cu chau A :...........................................................

khu vuc nao dong dan ...........................................

khu vuc nao thua dan

3) dien vao cho cham tren luoc do ten mot so cac do thi tren 8 trieu dan , do thi tu 5den 8 trieu dan

(CAC BAN CHU Y: MAY BAI NAY O TRONG SACH BAI TAP BAN DO LOP 7 NHE)

Mot manh vuon hinh vuong co so do canh la mot so tu nhien (ghi bang don vi m), so do dien tich la mot so co hai chu so. Neu doi cho hai chu so nay cho nhau thi duoc mot so moi hon so cu 27 don vi. Tinh chu vi manh vuon do.

Tren mot mat ban hinh vuong,nguoi ta dat mot lo hoa day cung la hinh vuong,ssao mot canh cua day lo hoa trung voi mot canh cua ban tai chinh giua canh ay.Khoang cach ngan nhat tu canh mat banden day lo hoa la 35 cm. Biet dien tich con lai cua mat ban la 63 de xi met  vuong, tinh canh mat  ban 

1. nguoi toi co xuat hien cach day bao lau ?

2.mot thanh nien ki la bn nam ?

3.nguoi toi co chuyen thanh nguoi tinh khon vao thoi gian nao ?

4.cac quoc gia co dai phuong dong duoc hinh thanh vao thoi gian nao ?

5.ke ten cac quoc gia co dai phuong dong.

6.xa hoi co dai phuong dong gom may tang lop? do la nhung tang lop nao?

7.cho biet the che chinh tri cua cac quoc gia co dai phuong dong la gi?

8.cac quoc gia co dai phuong tay duoc hinh thanh vao thoi gian nao?

9.hai giai cap chinh trong xa hoi co dai phuong tay.

10.nguoi co dai phuong dong da sang tao ra loai chu viet nao?

11.den pac-te-nong la cong trinh kien truc cua quoc gia nao?

12.di tich cua nguoi toi co tren dat nuoc ta duoc tim thay o dau?

13.cong cu chu yeu cua nguoi tinh khon giai doan dau la gi ?

14.nuoc van lang duoc thanh lap vao thoi gian nao?

15.kim loai duoc su dung dau tien la gi?

16.dau tich nao chung minh nghe trong lua ra doi som o nuoc ta?

17.nguoi viet dai pha quan tan vao nam nao?

18.truyen thuyet son tinh thuy tinh noi len hoat dong gi cua nhan dan ta?

19.thoi gian quan tan dem quan danh xuong phuong nam.

20.trieu da dem quan xam luoc au lac vao thoi gian nao?

20.

Trac nghiem hoc ki 2 de cuong dia ly 7

Cau 1: Quoc gia nao co dien tich hep ngang nhat o Trung va Nam My?

Cau 2: Day nui nao cao, do so nhat Nam My ?

Cau 3: Dong bang nao rong lon nhat Nam My?

Cau 4: Kieu moi truong chiem dien tich lon nhat o Nam My la:

Cau 5: Nguoi goc o Nam My la:

Cau 6: Trung va Nam My dan dau ve su phat trien nao?

Cau 7: Van nan lon nhat ve do thi o Nam My la gi?

Cau 8: Nguyen nhan nao lam cho nen nong nghiep Trung va Nam My cham phat trien?

Cau 9: Giai phap huu hieu de giai quyet van de ruong dat o Nam My la gi?

Cau 10: Nen nong nghiep cua cac nuoc Trung va Nam My mang tinh chat gi?

Cau 11: Nghanh cong nghiep nao co dieu kien phat trien nhat o Trung va Nam My?

Cau 12: Tai sao suon Tay An det ven bien lai kho han hon suon dong?

Cau 13: O chau Nam cuc, so thang co nhiet do tren 0 do C la bao nhieu?

Cau 14: So quoc gia hien thoi o chau Nam cuc la bao nhieu?

Cau 15: Chau Dai Duong nam giua 2 dai duong nao?

Cau 16: Xet ve dien tich, chau Dai Duong xep thu may the gioi?

Cau 17: Nguyen nhan co ban de khi hau chau Dai Duong on hoa la gi?

Cau 18: Loai dong vat nao dien hinh o chau Dai Duong?

Cau 19: Linh vuc kinh te nao phat trien manh nhat o chau Dai duong?

Cau 20: Nganh kinh te nao moi phat trien kha manh o chau Dai Duong?

Cau 21: Nhung nganh cong nghiep phat trien manh o chau Dai Duong la gi?

Cau 22: Chau Au ngan cach voi Chau A boi day nui nao?

Cau 23: Cac song do nuoc vao Bac Bang Duong co dac diem noi bat gi?

Cau 24: Moi truong nao co luong mua lon nhat chau Au?

Cau 25: Tai sao tham thuc vat chau Au lai co su thay doi tu tay sang dong?

Cau 26: Dan cu chau Au chu yeu thuoc chung toc nao?

Cau 27: Van de dang quan tam ve dan cu o chau Au la gi?

Cau 28: Loai nong san nao chiem ti trong lon o chau Au?

Cau 29: Cong nghiep chau Au co dac diem gi noi bat?

Cau 30: Loai hinh dich vu phat trien nhat chau Au la gi?

Moi nguoi lam on giup em voi co sap kiem tra de cuong roi a >.<

1/ neu dac diem chung cua lop thu

2/so sanh dac diem cau tao va tap tinh cua khi hinh nguoi va khi hinh vuon

3/cau tao trong cua chim bo cau co nhung diem sai khac nao so voi than lan.neu y nghia cu nhung sai khac do

4/neu uu diem cua su thai sinh so voi su de trung va noan thai sinh

5/em hay de xuat mot so bien phap bao ve cac loai dong vat ,dac biet la cac loai dong vat quy hiem

6/trinh bay dac diem ho hap o chim bo cau thich nghi voi doi song bay luon

7/phan biet kieu bay vo canh va kieu bay luon.cho vi du

8/liet ke mot so loai luong cu ma em biet .tai sao noi vai tro tieu diet sau bo co haicua luong cu co gia tri bo sung cho hoat dong cua chim ve ban ngay

9/mieu ta thu tu cac dong taccua than va duoi khi than lan di chuyen ,ung voi thu tu cu dong cua chi truoc va chi sau .xac dinh vai tro cua than va duoi

10/liet ke mot so dai dien cua bo linh truong,bo mong guoc,bo gam nham,bo an sau bo, bo an thit ,bo ca voi

1/ so sanh su no vi nhiet cua cac chat ran , long , khi ?

2/ nhiet ke hoat dong dua tren hien tuong nao ? hay ke ten va neu cong dung cua cac nhiet ke thuong gap trong doi song ?

3/ mot bang kep duoc cau tao boi hai thanh kim loai co ban chat khac nhau . khi bi ho nong , bang kep luon cong mat loi ve phia thanh nao ?

4/ chat long co bay hoi o nhiet do xac dinh khong ? toc do bay hoi cua 1 chat long phu thuoc voa nhung yeu to nao ?

5/ o nhiet do nao thi 1 chat long , du tiep tuc dun van khong tang nhiet do ? su bay hoi cua chat long o nhiet do nay co dac diem gi ?

6/ lay vd ve :su nong chay , su dong dac , su bay hoi ,su ngung tu