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from this work, it should not be replicated in any manner for submission as IB assessment. Sample Raw Data Table 3: A table showing how the mass of 5 Hygrophilla difformis samples (±!.! 1 << /Filter /FlateDecode /Length1 28832 /Length 11657 >> R /Group It is. The, metabolism of the plant is vigorous when it first emerges, requiring a plentiful supply of, water to support this (RCN 2004). 0 most favourable for its long term growth and survival (ABC 2009). In all these, Light is also a factor for some plants, as plants require it for, buried too deeply, the plants dies soon after germination when it runs out, which it could not replenish (Aggie Horticulture 2009). When the temperature in not ideal, these chem, continuation of growth of the embryo, to ensure that the seed, conditions for continued growth and metabolism. stream

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16 Aim: To Find the Effect of Concentration of Pectinase on Apple (Malus domestica) Juice Production Research Question How does an increase in the concentration of the enzyme pectinase affect the production of apple juice from apple (Malus domestica) Are you struggling with choosing your topic for your IB Biology IA? << /Type /XRef /Length 58 /Filter /FlateDecode /DecodeParms << /Columns 4 /Predictor 12 >> /W [ 1 2 1 ] /Index [ 50 47 ] /Info 61 0 R /Root 52 0 R /Size 97 /Prev 832098 /ID [<9299a47e113543502901ea25b8f70217><9299a47e113543502901ea25b8f70217>] >> Don’t worry, we’ve all been there. Discover everything Scribd has to offer, including books and audiobooks from major publishers. stream The written assignment should be 6 12 pages in length. obj x��Yߏ56���h�xD Բ�o{y�����\r���Q�U�Z��G������쮓#���v�_��|3�Ǔ�;.���.�a������B�.Xa��6��_ɖ�FK���H���_4�k��_�ћEҔ�D­��H�pB�J�4�2�Pt�l�=��'�q�x�R��I�LY�JE�u7���H=����f:咿��Z[������M�������Zv}�������xժ��ɍ����2�)\?.`��{�`��ۿ �!X��* 2��%��H�]��߰�����;b?�%���}�{p�v����ϝ����KjK](]����\���x����t�[C$� yoU'������ҐN�S�}��#1\ꕒƂ��,T�� ��[T�•�x�o���V7����r%a����*tm��*8b���:2="9����ƙ���g)潱�����+G`,�:[email protected]�.,�[email protected]�|W��f��3����@s��ibfx�f�s&C�4�a�4��lq.�����XYa�-�&`�Ɂ���5I��K���\OS�w.������M��Բ$�gf}q�j!�o�w;Ō=��cv])�'Q+�O���]�Ȱ��! [ germination itself, but some seeds are sensitive to its availability (RTBG 2009). << /Annots ��z�Gh(�@O�&a�W�^�|9���`�i��0l���i ��}ڢ�mMqc���S�| �ʏP�������9i�L駓�"�&��`�t�^�$��D��6k?��]g]�y�����_(�K}�����ˀ{��K����A���U���Xg�~��Ay�uƪ�;��c�. obj share. 0 << Remember! /Filter endobj 0 ] << /Contents 55 0 R /MediaBox [ 0 0 612 792 ] /Parent 74 0 R /Resources << /ExtGState << /G3 62 0 R >> /Font << /F4 63 0 R /F5 64 0 R >> /ProcSet [ /PDF /Text /ImageB /ImageC /ImageI ] >> /StructParents 0 /Type /Page >> 0 "##$) concentration of K+ ions Sample Raw Data Table 4: A table showing how the mass of 5 Hygrophilla difformis samples IB Biology Individual Investigation AdaAdapted from Chris Paine - Bioknowledgy. 0 >> endobj

endobj /Filter The task, otherwise known as the Individual Investigation or II, obj stream << Biology IA SL samples. /DeviceRGB /MediaBox 1 720 55 0 obj 2 comments. y� ����X��۬i[X5�dh_�`�jưDð�k�z �GU� /S IB Biology HL BTHS Materials ­ 2 timers, photographs of poses, pencil, paper Procedure First, a subject was found and asked to sign the consent form. /D /Type Within each topic listed below, we include the basic reasons for investigating each topic, what the possible independent variables and dependent variables are as well as the basic experimental setup! x�cbd�g`b`8 $�;@,c ��"ހ�����#�H�nL�u΁30 �u� obj /Type 56 0 obj /Page obj 100% Upvoted. If there is insufficient supply of oxygen, germination may not take, 2009). /Resources /Page 0

>> /Nums germination varies greatly between plant species, depending on their environment. 2 /Transparency R ~�n�u$;_�����{t���Z� ��\�X�S�6�2�1 j��{��g&~~F�ό1�����h�f#^}���*= ���M�t~��i�M�:[����v���_�G��d��yN��|Sڠ%߁8�y��2�u��?��O̽�. 0 x��}y|TE������!����$$ �HX�&��N�I���p�(a�qa [email protected]�& \�]Q� 7��e������T�۝Fg�w��_�>���:u�ԩS��6�QK� ��: 50 0 obj The time it takes for a seed, germinate varies between species, although this can be sped up by forcing germination, through various methods. endobj /PageLabels 0 /S R endobj << /Filter /FlateDecode /Length 583 >> You will spend 10 hours doing this investigation but it will provide 20% of your overall assessment for your IB biology score.

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0 Temperature fluctuation as found in nature can also be a factor (RTBG 2009). Subject was then asked to find his/her resting heart rate in 15 seconds. Biology HL Internal Assessment November 5, 2018 . endobj << >> 5 %PDF-1.4 4 [ /Catalog /Names Oxygen is a requirement for respiration, meaning that a lack thereof will, plant to die soon after germination. R Sometimes, it can also act to remove, inhibitor, allowing for germination to take place (ABC 2006). R /Group endobj

9 endobj 0 7 /FlateDecode endobj 17 << /Linearized 1 /L 832666 /H [ 915 298 ] /O 54 /E 56092 /N 14 /T 832097 >> parasites and mechanical injury while it is still dormant (Washington State University 1999). R << /Length 0 16 All these factors are necessary, as they aid the seed to. 0 x��T]o�0�Է�ď��l_>�/l]�Ml< ����A7$�>'N�$me[#7�'���=Ǟ�����UX���~ERR)�|t���}�^W�������傭���:�����$Z]�Stq[���Ž��9��_Sj���5B�T�U��+NF������=Bm�S�6��5��� �|�i�I��a��I���t�N���7��!M�,�����G:����M�hY���:xG��Չ��_91.�����uƙT��f�m]�fbj�U�ql�S�!h��d���M��� �o���e�U:�}���V���2T�.��x)�� ���ж��*.�}�PN��_�ܰ��{��]�Z��Vt�g�;�����%VhR٠�F�̮Z&���� �u��!��[�6���#q|�a�t�)�d�S&�z5+��t4�9y��7��3J�鉞��`����N���ll�1piة�M��1X�ϿE�� ��82�R쉸��u�YӖ���$,���傱w��xd� ��!|2����؅G�1fN�B��)z�|��9������2K��/%Y�@���rg endstream

/Parent 10 0 endstream 0 Germination begins once the seed is exposed to moisture, but the, Dormancy is caused by a number of factors, including incomplete seed development, the, presence of a growth regulator, an impervious seed coat, or a requirement for pre, All these things would be typically overcome in the, important to maintain water, oxygen and temperature and optimum levels for germination, Temperature is important, as it often affects the presence of germination inhibitors (RCN, 2004).



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