Apr 242014

Full Marks: 75
Pass Marks: 28

Group A – Botany

1. Very short answer questions (any seven): [1 × 7 = 7]

a) Name the type of meristem on the basis of functions.
b) What type of vascular bundles is found in the stem of mango plant?
c) Define imbibiton.
d) Write any two characters of guard cell.
e) Define Krantz anatomy.
f) Write down the summarized reaction of alcoholic fermentation.
g) Differentiate pure line with hybrid.
h) What do you mean by lysogeny?
i) Name any two plants which can be used as green manure.
j) Why is emasculation necessary in hybridization?

2. Short answer questions (any five): [3 × 5 = 15]

a) Write down the characters of collenchymas.
b) Mention the significance of osmosis.
c) Write down the differences between C3 and C4 plants.
d) Describe the lysogenic life cycle of virus.
e) What is co-dominance? Describe with suitable example.
f) Discuss the physiological effects of cytokinin.
g) Describe the different steps of recombinant DNA technology.

3. Define sex linked inheritance. Describe the patterns of inheritance of eye colour in Drosophila. [8]
Discuss the anatomical features of dicot root and show how it differs from monocot root.

4. Define photosynthesis. Describe the light dependent phase of photosynthesis in detail. [7.5]

Group B – Zoology

1. Very short answer questions (any seven): [1 × 7 = 7]

a) What is Haversian canal?
b) Name nay two common genetic disorders.c) What type of fishes are called Bottom feeders?
d) Define carrying capacity.
e) What is done in laproscopy?
f) Define epiboly.
g) What is the function of fibroblast?
h) Define erythroblastosis foetalis.
i) How many number of lobes are there in the left lung?
j) Write the dental formula of adult man.

2. Short answer questions (any five): [3 × 5 = 15]

a) Describe the categories of Carbohydrates.
b) Write short note on organ and tissue transplantation.
c) Explain the natural method of population control.
d) Draw a well labelled diagram of ear.
e) Describe the process of coelom formation in frog.
f) Write short note on striated muscle.
g) Comment upon the ovary of mammal.

3. Describe the structure of human brain. [7.5]
Explain the structure of Adrenal gland and functions of its secretion.

4. What is AIDS? Write causative agent, mode of transmission, symptoms, control and prevention of AIDS. [8]

Apr 222014

Apple Inc., USA is one of the leading manufacturers of world famous gadgets like computers, tablets, smartphones etc. It is a multinational company established on 1st April, 1976 by Steve Jobs, Steve Wozniak and Ronald Wayne. Ever since then, Apple has been doing different miracles in the world of gadgets. Some of those miracles are iPhone, iPad, iPod and iMac. These gadgets have set a new standard in the market through their unique and attractive as well as useful features. These miracles are obviously the consequences of good leaders in the company. Steve Jobs and Tim Cook are the examples of the best leaders of Apple Inc.

steve jobs

Steve Jobs

Steven Paul “Steve” Jobs (1955, February 24th – 2011, October 5th) was one of the most effective Chief Executive Officers in the history of Apple. He became the CEO of Apple Inc. in the mid 1990s. He brought a new revolution in the company by the creation of devices like iMac (in 1998), iPod (in 2001), iTunes Music Store (in 2003), iPhone (in 2007), App Store (in 2008) and iPad (in 2010). These devices took the company to a whole new level of market. Hence, he can be described as a brilliant and intense person. But he was mercurial and prickly as well.

tim cook

Tim Cook

Timothy Donald “Tim” Cook was born on November 1st, 1960 in Alabama state of the United States of America. He joined Apple Inc. in the year 1998 after he was invited by Steve Jobs. He is a different, steady, balanced and methodical. He is the successor Chief Executive Officer of Apple Inc. after Steve Jobs. He also hasn’t left any stone unturned for the success of Apple. Till now, he has been able to provide consumers a smaller tablet called iPad Mini (2012). It is the variant of iPad which is smaller in size. Likewise, in the same year 2012, he introduced Retina Crystal Display in iPad which brought improvements in the functionality of iPad.

In this post, we’ll tell you about the different events that took place during the working periods of both Steve Jobs and Tim Cook. Both of them have shaped Apple in unique ways and have taken Apple to an all new standard. Ohio University’s online MBA program has created an infographic illustrating Apple’s brand perception and performance under both CEOs. This infographic has been created on the basis of Apple’s product development, controversies and dividends. It is given below:infographics_steve jobs and tim cook1infographics_steve jobs and tim cook2infographics_steve jobs and tim cook3