TR NG THCS NGUY N H U THƯỜ Ễ Ữ Ọ KÌ THI K T THÚC H C KÌ IẾ Ọ
MÔN: SINH H C – L P 7Ọ Ớ
Th i gianờ: 45phút
H và tên:ọ………………………………………………………. L p: 7ớ……
Đi mểNh n xét c a giáo viênậ ủ
I. Tr c nghi mắ ệ : (3,0đ)
Ch n ch cái đng đu nh ng câu tr l i đúng nh t sau đây:ọ ữ ứ ầ ữ ả ờ ấ
Câu 1: Hãy l a ch n ph ng án tr l i đúng ự ọ ươ ả ờ
A. Đa s ng n c l ký sinhỉ ố ở ướ ợ
B. Giun đt s ng n i đt khô ráo, c đnhấ ố ơ ấ ố ị
C. R i s ng n c l t doươ ố ướ ợ ự
D. Giun đ s ng ao, h di chuy nỏ ố ồ ể
Câu 2: §c đi m sinh s n c a giun đt. ặ ể ả ủ ấ
A. Đã phân tính có đc, có cáiự
B. Khi sinh s n c n có đc có cáiả ầ ự
C. L ng tính sinh s n c n s th tinh chéoưỡ ả ầ ự ụ
Câu 3: Khi m a nhi u giun đt l i chui lên m t đt vì: ư ề ấ ạ ặ ấ
A. Giun đt hô h p qua da khi m a nhi u n c ng p giun đt không hô h p đc d n đn ấ ấ ư ề ướ ậ ấ ấ ượ ẫ ế
thi u ôxi nên giun đt ph i chui lên m t đtế ấ ả ặ ấ
B. Giun đt thích nghi v i đi s ng c n g p m a giun đt chui lên m t đt tìm n i m iấ ớ ờ ố ở ạ ặ ư ấ ặ ấ ơ ở ớ
C. Giun đt chui lên m t d t đ d dàng b i l iấ ặ ấ ể ễ ơ ộ
Câu 4:B ng bi n pháp nhân t o, con ng i có th thu l y ng c t :ằ ệ ạ ườ ể ấ ọ ừ
A. c sên. B. Trai. C. B ch tu c. D.Sò.Ố ạ ộ
Câu 5: Th c ăn c a nh n là gì?ứ ủ ệ
A. V n h u c ụ ữ ơ
B. Sâu b ọ
C. Th c v t ự ậ
D. Mùn đtấ
Câu 6: Nh n có nh ng t p tính nào? ệ ữ ậ
1. Chăng l iướ
2. B t m i.ắ ồ
3. Sinh s nả
4. K t kénế
A. 1, 2
B. 1, 3.
C. 1,2,3.
D. 1,2,3,4.
Câu 7: b c p b ph n nào có ch a n c đc? Ở ọ ạ ộ ậ ứ ọ ộ
A. Đôi kìm l n ớ
B. B n đôi chân bòố
C. Đuôi
Câu 8: Lo i đng v t nào sau đây ký sinh trên da ng i ?ạ ộ ậ ườ
A. B c p ọ ạ B. Cái gh ẻ
C. Ve bòD. Nh n đệ ỏ
Câu 9: Trong nh ng đng v t sau con nào ữ ộ ậ không thu c l p giáp xác?ộ ớ
A. Cua bi n, nh n ể ệ B. Tôm sông, tôm sú.
C. Cáy, m t m ọ ẩ D. R n n c, sunậ ướ
Câu 10: Đ b o v mùa màng tăng năng su t cây tr ng ph i di t sâu h i giai đo n ể ả ệ ấ ồ ả ệ ạ ở ạ
nào?
A. Giai đo n b m ạ ướ
B. Giai đo n sâu non ạ
C. Giai đo n nh ng.ạ ộ
Câu 11: T i sao đàn châu ch u bay đn đâu thì gây ra m t mùa đn đó?ạ ấ ế ấ ế
A. Châu ch u đu vào hoa màu làm d p nát thui ch t các ph n non c a cây.ấ ậ ậ ộ ầ ủ
B. Châu ch u mang theo b nh gây h i hoa màu.ấ ệ ạ
C. Châu ch u phàm ăn, c n phá cây d d iấ ắ ữ ộ
D. Châu ch u đu vào hoa màu làm d p nát thui ch t các ph n non c a cây. Châu ch u phàm ấ ậ ậ ộ ầ ủ ấ
ăn, c n phá cây d d iắ ữ ộ
Câu 12:Loài sâu b gây h i cho cây lúa:ọ ạ
A. Mu i. B. M i. C. Ve s u. D.R y nâu.ỗ ố ầ ầ
II. T lu nự ậ : (7 đi m)ể
Câu 13: (2 đi m) ể
Nêu vai trò c a ngành Thân m m va lây vi du minh hoa. ủ ề $ $
Câu 14: (3 đi m) ể
K tên các ểđng v tộ ậ c a ngành Chân kh p đa ủ ơ ở ị ph ngươ ?
Câu 15: (2 đi m)ể
Vì sao châu ch u non ph i nhiêu l n l t xác m i l n lên thành con tr ng thành? ấ ả ầ ộ ớ ớ ưở
Bài làm
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Đáp
án
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