Bài kiểm tra Sinh học lớp 9 – Học kì II

Hä vµ tªn..........................................	Líp 9
Bµi kiÓm tra sinh häc líp 9 – häc k× II – 45 phót
 I. tr¾c nhiÖm kh¸ch quan (2®): khoanh trßn vµo ch÷ c¸i ®øng tr­íc c©u tr¶ lêi ®óng
1. Quan hÖ gi÷a tr©u vµ bß trªn c¸nh ®ång cá lµ quan hÖ:	 
A. Hç trî 	B. Céng sinh 	C. KÝ sinh 	 D. C¹nh tranh
2. Vµo mïa ®«ng muçi ph¸t triÓn Ýt lµ do:
	A. ¸nh s¸ng yÕu	B. NhiÖt ®é thÊp	C. ThiÕu thøc ¨n 	D. DÞch bÖnh nhiÒu 
3. Mối quan hệ mà trong đó sinh vật này có lợi còn sinh vật kia không có lợi mà cũng chẳng có hại gì, là mối quan hệ:
	A.Cộng sinh	B. KÝ sinh 	 C. Hội sinh 	D. Nửa kÝ sinh
4. T¸c ®éng nµo sau ®©y kh«ng ph¶i do con ng­êi lµm suy tho¸i m«i tr­êng:
	a. Ch¸y rõng	b. S¨n b¾t ®éng vËt hoang d·
	c. Nói löa	d. X©y dùng khu d©n c­ míi
II. tù luËn (8®)
C©u 1 (2,5 ®): C¸c sinh vËt cïng loµi vµ kh¸c loµi cã nh÷ng mèi quan hÖ nµo? Mâi quan hÖ lÊy 1 vÝ dô.
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C©u 2 (2,5 ®) 2.1 Mét hÖ sinh th¸i hoµn chØnh gåm nh÷ng thµnh phÇn nµo?
	 2.2 ViÕt 3 chuçi thøc ¨n ( mçi chuçi 4 sinh vËt, më ®Çu lµ cá, lóa, rªu)
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C©u 3 ( 3 ): Nªu c¸c biÖn ph¸p h¹n chÕ « nhiÔm m«i tr­êng kh«ng khÝ vµ m«i tr­êng n­íc. ..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
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Hä vµ tªn..........................................	Líp 9
®Ò kiÓm tra sinh häc – häc k× II
I.tr¾c nhiÖm kh¸ch quan (2®): khoanh trßn vµo ch÷ c¸i ®øng tr­íc c©u tr¶ lêi ®óng
1. / Giun đũa, giun móc, giun kim, sán lá gan sống trong môi trường nào sau đây?
	A. Đất 	B. Sinh vật 	C. Không khí 	D.Nước 
2. TËp hîp nµo sau ®©y kh«ng ph¶i lµ quÇn thÓ sinh vËt:
	A. Rõng th«ng nhùa ph©n bè ë ®«ng b¾c ViÖt Nam
	B. C¸c c¸ thÓ chuét trªn c¸nh ®ång lóa
	C. Cá trªnc¸nh ®ång cá
	D. Mét ®µn c¸ voi sèng ë biÓn Na Uy
3. Tµi nguyªn nµo sau ®©y kh«ng ph¶i lµ tµi nguyªn n¨ng l­îng vÜnh cöu?
	A. N¨ng l­îng mÆt trêi	B. DÇu löa	C. N¨ng l­îng giã	D. N lg thuû triÒu
4. Trång rõng cã vai trß g× trong viÖc b¶o vÖ tµi nguyªn n­íc?
	a. §¶m b¶o ®ñ ®é Èm kh«ng khÝ th­êng g©y ra m­a
	b. §iÒu hoµ l­îng n­íc ch¶y t¹o ®iÒu kiÖn cho tuÇn hoµn n­íc
	c. §¶m b¶o ®é mµu mì cña ®Êt rõng, nhiÒu c©y ®Ó gi÷ n­íc
	d. C¶ a, b,c.
II. tù luËn (8®)
C©u 1 (1,5 ®): Nªu c¸c biÖn ph¸p h¹n chÕ « nhiÔm m«i tr­êng n­íc vµ m«i tr­êng kh«ng khÝ ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
C©u 2 (4 ®): 2.1 QuÇn thÓ ng­êi cã c¸c ®Æc tr­ng kh¸c quÇn thÓ sinh vËt ë nh÷ng ®iÓm nµo? V× sao?
	2.2 ViÕt 3 chçi thøc ¨n ( mçi chuçi 4 sinh vËt, më ®Çu ®Òu tõ cá)
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C©u 3 ( 2,5 ®): Vai trß cña con ng­êi trong viÖc b¶o vÖ vµ c¶i t¹o m«i tr­êng tù nhiªn
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