Organisation : Karunya University
Exam : End Semester Examination
Paper : Fundamentals of Biological Systems
Year : 2010
Document Type : Model Question Paper
Website : https://www.karunya.edu/
Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/10848-biologysystem.docx
Fundamentals of Biological Systems Question Paper :
Time : 3 hours
Subject Code: 09BI201
Maximum Marks: 100
Related : Karunya University BioComputing Model Question Paper : www.pdfquestion.in/10845.html
Answer ALL questions :
Part – A : (10 x 1 = 10 MARKS)
1. Name the organelles that are part of the endomembrane system.
2. What is cell cycle?
3. Mention the role of hormones.
4. What is a second messenger?
5. Mention the different methods of staining of microbes.
6. Write the principle of electron microscopy.
7. What are micronutrients?
8. Name the types of culture media.
9. Define community.
10. Name the factors that influence biodiversity
Part – B : (5 x 3 = 15 MARKS)
11. Define Diffusion? What factors affect rate of diffusion?
12. What are neurotransmitters?
13. Write the taxonomic classification of organisms.
14. Explain briefly the TCA cycle.
15. Write the values of biodiversity.
Part – C : (5 x 15 = 75 MARKS)
16. Describe and contrast three methods of endocytosis with neat sketches.
(OR)
17. Discuss in detail about various phases of mitosis with neat sketches.
18. Explain in detail about G – protein receptor with example.
(OR)
19. Explain the role of CAMP and Inositol Phosphate as second messengers.
20. Explain briefly about any two types of light microscopy.
(OR)
21. Write short notes on :
a. Microbial Biosensors b. Nomenclature of microbes.
22. Briefly explain the phases of growth curve.
(OR)
23. Discuss in detail about aerobic bioenergetics.
24. Discuss briefly about uses of biodiversity and community biodiversity conservation.
(OR)
25. Write short notes on :
a. Access of genetic resources. b. Status of Biodiversity.
Mathematics – II :
Part – A :
1. Find (l)
2. Define Delta Dirac function.
3. Find inverse Laplace transform of log (1 – (9/s)).
4. State Fourier Integral Theorem.
5. State derivatives of transform.
6. Find the Fourier sine transform of f(x) = sinx, 0 < x < a.
7. State time shifting function in z – transforms.
8. Find z(1 / (n+1)).
9. Find the residue of z2 / (z+2) (z2 +4) at z = 2i.
10. Write the formula for quartiles, deciles and percentiles.
11. Write down the regression lines of x on y and y on x.
12. If the random variable X has a Poisson distribution such that P(X=1) = P(X=2), find P(X=0).
13. Define Type-I and Type-II errors in testing of hypothesis.
14. When a sample is said to be small and also write down the null hypothesis Ho and the test statistic F or F-test?
15. What are the uses of X2 – test in sampling?
PART – B (5 x 12 = 60 MARKS) :
16. a. State and prove convolution theorem for Laplace transforms.
b. Solve the simultaneous equations 3x’ + 2y’ + 6x = 0 and , x(0) = 2 and y(0) = -3 using Laplace transform.
(OR)
17. a. Solve the simultaneous equations. x’ – y = et; y’ + x = sint given that x(0) = 1 and y(0) = 0.
b. State and prove Parseval’s identify for Fourier transform.
18. a. Compute skewness and kurtosis of the first four moments of a frequency distribution f(x) about the value 4 are respectively 1, 4, 10 and 45.
b. In a normal distribution 31% of the items are under 45 and 8% are over 64. Find the mean and standard deviation.
19. a. Test whether the sample having the values 63, 63, 64, 55, 66, 69, 70, 70, 71 has been chosen from a population with mean 65 at 5% level of significance. (Given t0.05 = 2.31 for 8 degrees of freedom)
b. A manufacturer claimed that at least 95% of the equipment’s which he supplied to a factory conformed to specifications. An experimentation of a sample of 200 pieces of equipment’s revealed that 18 were faulty. Test his claim at a significance level of i.5% ii.1%
Engineering Mathematics – I :
PART – A (15 x 1 = 15 MARKS) :
1. Expand 2 Sin2 in a series of ascending powers of Q.
2. Separate the function cos (x+iy) into their real and imaginary parts.
3. Prove that tanh (x+iy) = i tan (y-ix).
4. Define the linear dependence of a set of Vector.
5. State any one Property of Eigen values.
6. Define radius of curvature
7. Find particular integral for (D2 + 9) y = sin 2x.
8. Define directional derivative.
9. Find grad Q if Q = xyz at (1,1,1)
10. Prove that the vector is solenoidal.