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Consider the following four relational schemas. For each schema, all non-trivial functional dependencies are listed. The underlined attributes are the respective primary keys. Schema I: Field ‘courses’ is a set-valued attribute containing the set of courses a student has registered for. Non-trivial functional dependency: rollno → courses Schema II: Non-trivial functional dependencies: rollno, courseid → email email → rollno Schema III: Non-trivial functional dependencies: rollno, courseid → marks, grade marks → grade Schema IV: Non-trivial functional dependencies: rollno, courseid → credit courseid → credit Which one of the relational schemas above is in 3NF but not in BCNF?
The critical reasoning question is based on a short argument, a set of statements, or a plan of action. For each question, select the best answer of the choices given. Honeybees are a crucial part of the earth's ecosystem, helping to pollinate flowers and garden vegetables. Wild bees need long-lasting, undisturbed nesting sites in sunny bare patches of ground. Without bees, many flowering plants fail to set seed and without flowering plants, there will be no food for bees. They do contain many advantages, few of which are listed below Which among the following options does not talk about the positives of honeybees?
A system has two energy levels with energies E and 2E. The lower level is four-fold degenerate while the upper level is doubly degenerate. If there are N non-interacting classical particles in the system, which is in thermodynamic equilibrium at temperature T, the fraction of particles in the upper level is
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
____________ so long ago, virtually everyone seemed _____________ that a sizeable majority of British voters ____________ reaffirm their faith and confidence in a united Europe. Unfortunately, what was considered to be a remote possibility has actually become a very ____________ reality. A small majority of voters ____________ to take Britain out of the European Union (EU) in the referendum held on June 23.
A small majority of voters ____________ to take Britain out
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
____________ so long ago, virtually everyone seemed _____________ that a sizeable majority of British voters ____________ reaffirm their faith and confidence in a united Europe. Unfortunately, what was considered to be a remote possibility has actually become a very ____________ reality. A small majority of voters ____________ to take Britain out of the European Union (EU) in the referendum held on June 23.
a sizeable majority of British voters ____________ reaffirm
Consider the following statements and choose the correct answer:
1. Intense or strong light retards the growth of shoot
2. Shade plants are shorter and stockier than sun plants
3. Shade plants have dense covering of hairs while sun plants are less hairy
4. The stems of shade plants are taIler and more branched than that of sun plants
The three major problems faced in the process of partition of India were:
1. Areas were supposed to be distributed on the basis of religious majority.
2. No single belt of Muslim majority was the part of British India. They were concentrated in east and west.
3. Some Muslim majority areas did not want to be merged with Pakistan.
4. Another problem belonged to majority on both sides of border.
Select the correct answer from the options given below:
What is correct about external emergency as per Article 352? i. It is proclaimed by the President. ii.. It should be approved by Parliament within two months. iii. It should be approved by Parliament within one month. iv. It should be approved by Parliament by simple majority. v. It should be approved by Parliament by 2/3 majority. vi. It can be revoked by simple majority of Parliament. vii. It can be revoked by 2/3 majority of Parliament. viii. It can be approved in joint session of Parliament. 
In the following question, the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the four combinations is correct. 1. Many years ago, when the art of stunting plants was quite unheard of except in remote areas of India P. They watched with excitement the trees flowering and bearing fruit regardless of this ‘deformity’. Q. Then some Chinese monks learnt the art from Tibetan monks. R. The trees looked so artistically beautiful and enchanted everyone.  S. Buddhist monks in isolated monasteries in Tibet stunted trees like oak and orange. 6. Soon ‘Bonsai’ making became a popular hobby and art in China and every garden had at least six bonsais. 
The megaspore mother cell nucleus after dividing meiotically forms four haploid megaspores which are arranged in a linear tetrad, of which the lower most megaspore is functional in case of