Welcome

Anti Essays offers essay examples to help students with their essay writing.

Sign Up

Biology Essay

Open Document

Below is an essay on "Biology" from Anti Essays, your source for research papers, essays, and term paper examples.

Cambridge International Examinations
Cambridge International General Certificate of Secondary Education

* 4 5 9 5 5 2 4 8 2 5 *

0610/22

BIOLOGY
Paper 2 Core

February/March 2015
1 hour 15 minutes

Candidates answer on the Question Paper.
No Additional Materials are required.
READ THESE INSTRUCTIONS FIRST
Write your Centre number, candidate number and name on all the work you hand in.
Write in dark blue or black pen.
You may use an HB pencil for any diagrams or graphs.
Do not use staples, paper clips, glue or correction fluid.
DO NOT WRITE IN ANY BARCODES.
Answer all questions.
Electronic calculators may be used.
You may lose marks if you do not show your working or if you do not use appropriate units.
At the end of the examination, fasten all your work securely together.
The number of marks is given in brackets [ ] at the end of each question or part question.

The syllabus is approved for use in England, Wales and Northern Ireland as a Cambridge International Level 1/Level 2 Certificate.

This document consists of 19 printed pages and 1 blank page.
DC (NF/CGW) 99153/3
© UCLES 2015

[Turn over

2
1

Fig. 1.1 shows six different cells. They are not drawn to the same scale.

A

B

C

E

D

F

not drawn to scale
Fig. 1.1
(a) Table 1.1 shows a key which can be used to identify these cells.
Table 1.1
1

cell has a cell wall
cell has a membrane but no cell wall

go to 2
go to 3

2

cell wall is of equal thickness all around the cell
cell wall is of unequal thickness around the cell

palisade cell
guard cell

3

cell has extensions
cell has no extensions

go to 4
go to 5

4

nucleus in cell body half way along the length of the cell
nucleus in cell body at one end of the cell

sensory neurone
motor neurone

5

nucleus is missing from cell
nucleus is irregular in shape

red blood cell
phagocyte

© UCLES 2015

0610/22/F/M/15

3
Use this key to identify cells A, B, C, D...

Show More


Citations

MLA Citation

"Biology". Anti Essays. 19 Dec. 2018

<http://trenmayamx.com/free-essays/Biology-762554.html>

APA Citation

Biology. Anti Essays. Retrieved December 19, 2018, from the World Wide Web: http://trenmayamx.com/free-essays/Biology-762554.html