Need Help On biology and organs

Dec 22nd, 2015
Price: $50 USD

Question description

a. relate the structure of these organs to their functions.

b. Identify supporting tissues in plants (collenchyma) sclerenchyma, xylem and phloem fibres)

c. Describe the distribution of supporting tissues in roots, stem and leaf

i. examine the arrangement of the mammalian internal organs.

ii. describe the appearance and position of the digestive, reproductive and excretory organs.

i. compare the photosynthetic and chemosynthetic modes of nutrition;

ii. provide examples from both flowering and non- flowering plants.

iii. compare autotrophic and heterotrophic modes of nutrition.

differentiate the following examples:

- holozoic (sheep and man)

- Parasitic (roundworm, tapeworm and Loranthus)
- saprophytic (Rhizopus and mushroom)
- carnivorous plants (sundew and bladderwort)
- determine their nutritional value.

i. Differentiate the light and dark reactions, and state conditions necessary for photosynthesis.
ii. determine the necessity of light, carbon (IV) oxide and chlorophyll in photosynthesis.
iii. detect the presence of starch in a leaf as an evidence of photosynthesis.

i. identify macro-and micro-elements required by plants.
ii. recognise the deficiency symptoms of nitrogen, phosphorous and potassium.

i. indicate the sources of the various classes of food;
ii. relate the importance and deficiency e.g. scurvy, rickets, kwashiorkor etc. of each class;
iii. determine the importance of a balanced diet.
Candidates should be able to detect the presence of the listed food items from the result of a given experiment.

Tutor Answer

(Top Tutor) Daniel C.
School: Rice University

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Dec 23rd, 2015
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