Question

9 Bacteria which can live in absence of oxygen
A. Obligate aerobes
B. Facultative aerobes
C. Obligate anaerobes
D. Facultative anaerobes

12. If bacteria and fungi are destroyed
A. Antibiotics will disappear
B. Living things will become immoral
C. Earth will become packed with dead bodies
D. Soil will be depleted

19. HIV is
A. Retrovirus
B. RNA Tumour virus
C. Capsule
D. Oncovirus

Answer 1

9 is D , 12 is C becuase they are decomposers 19 is A or D

Answer 2

A . HIV doesn't cause cancer

Answer 3

thanks @CHANDANALA wb 9 and 12 ??

Answer 4

12 - C is correct . I am not sure about 9. I'm unable to differentiate between facultative aerobes and facultative anaerobes

Answer 5

@CHANDANALA Answer key is showing A is correct for 12 :/

Answer 6

@shrutipande9

Answer 7

@aaronq

Answer 8

9 should be D

Answer 9

thanks @aaronq wb 12??

Answer 10

I think it's D, but i'm not sure

Answer 11

ok thanks for ur help :)

Answer 12

no problem !

Answer 13

but C makes more sense because they are the key decomposer's , specially fungi.