PUBLIC PREVIEW · FREE SIGN-IN FOR THE FULL PDF

Biology · 2013 · May · Paper 1 · HL · TZ1 · Question paper

BiologyQuestion paper2013HLMay

Full PDFs are free with an email account.

Resource overview

This question paper is listed under Biology in the 2013 examination archive. Its catalogue level is HL. The catalogue session is May. The information below helps you identify the document before opening the complete PDF. Subject, year and session labels come from the archive catalogue; the original cover remains the reference if a label differs. A file is not automatically suitable for your current syllabus simply because its subject name matches.

For revision, choose a manageable section and attempt it before consulting the matching markscheme. Keep a short error log separating knowledge gaps, method choices and unclear explanation. Compare the paper number, level and examination zone before pairing files. Older papers can be useful practice, but their topic coverage and format may differ from the course you are taking now.

The public preview contains file information and, where reliable text extraction is available, a limited opening excerpt. It is not a summary of unseen questions or a replacement for the original document. Create a free email account to read or download the complete file. No payment is required to unlock this archive resource.

This original usage overview is based on the archive metadata. It does not claim to summarise the complete file.

Opening excerpt

Opening text only, limited to at most 20% of pages, two page-equivalents and 2,200 characters. Clearly labelled personal identifiers have been removed. Text extraction may omit equations, tables or figures.

2213-6007 17 pages M13/4/BIOLO/HPM/ENG/TZ1/XX Monday 13 May 2013 (afternoon) Biology HigHer level PaPer 1 INSTRUCTIONS TO CANDIDATES • Do not open this examination paper until instructed to do so. • Answer all the questions. • For each question, choose the answer you consider to be the best and indicate your choice on the answer sheet provided. • The maximum mark for this examination paper is [40 marks]. 1 hour © International Baccalaureate Organization 2013 2213600 7 2213-6007 – 2 – M13/4/BIOLO/HPM/ENG/TZ1/XX 1. A student investigated the growth of 100 cress seedlings in 2 normally distributed populations and carried out a t-test on the data. The calculated value of t was equivalent to a probability of between 0.15 and 0.25. What conclusion can be drawn from this? A. The difference between the two populations is significant. B. The difference between the two populations is not significant. C. The data is positively correlated. D. The data is negatively correlated. 2. Which functions of life are carried out by all unicellular organisms? A. photosynthesis nutrition homeostasis B. nutrition reproduction response C. metabolism photosynthesis growth D. growth reproduction photosynthesis
File information
Subject
Biology
Document type
Question paper
Year
2013
Session
May
Level
HL
Paper
1
Examination zone
TZ1
Language
Not labelled in the archive
File size
1.7 MB
Pages
17
FREE FULL RESOURCE

Read the complete document.

Register or sign in with your email to unlock the full PDF. No payment, password or membership is needed.

View full documentDownload complete PDF

Your link is valid for five minutes. You can request another link after signing in.

Tell us what you need.
CONTACT IBVIA

Let’s talk about your work.

Your enquiry: IB support

Continue to WhatsApp with your selected service already included. Add your subject, deadline and current draft in the chat.

For your first message

What are you working on?