BIOLOGY EXAMCRAFT
SECTION A-ANSWER 5
1(A) what is continuity of life
(b)define hypothesis
(c)the interpretation of expiremental results is limited by a number of factors name two
(d)Differentiate between organ + system
(e)Reproduction can be sexual/asexual what is the difference btween the offsprig of the two
(f)thre are 5 fundamental responses that organisms will show in order to stay alive name 2
Ques 2- Benedicts solution is used to test for reducing sugars
(a)give the name of one disacharide that gives
(i)positive result
(ii)negative result
(b)what is the positive result in the expirement?
(c)name the control used
examcraft HL
Submitted by CiaraD on Fri, 27/02/2009 - 16:11.
SECTION A-ANSWER 5
1(A) what is continuity of life
(b)define hypothesis
(c)the interpretation of experimental results is limited by a number of factors name two
(d)Differentiate between organ + system
(e)Reproduction can be sexual/asexual what is the difference between the offspring of the two
(f)three are 5 fundamental responses that organisms will show in order to stay alive name 2
Ques 2- Benedicts solution is used to test for reducing sugars
(a)give the name of one disaccharide that gives
(i)positive result
(ii)negative result
(b)what is the positive result in the experiment?
(c)name the control used
(d)what food group do disaccharides belong to
(e)describe how to investigate whether a given food sample contains protein
(f)describe a positive result
Ques 3-
(a)Label 5 parts on the drawing of a light microscope
(b)cell membrane is said onto be semi permeable explain
(c)one of the processes involved in the passage of materials across cell membranes requires energy released in the cell. Name:
(i)the process
(ii)an organelle in which the energy release takes place
(iii)give one location where cells possessing a large amount of these organelles are found
Ques 4-
(a)label parts A,B,C,D on diagram of male reproductive diagram
(b)name the structures...