1.A normal women whose father was colourblind, is married to a normal man. The sons would be

1. 75% colourblind
2. 50% colourblind
3. All normal
4.All colourblind

2.Type of cell division taking place at I, II and III stages of previous question are

1.I-meiosis, II-mitosis, III-mitosis-II
2. I- mitosis, II-mitosis, III- meiosis
3. I-meiosis-I, II- meiosis-II, III-mitosis
4. I- mitosis, II-mitosis-I, III- meiosis –II

3.Murashige and Skoog’s medium is used for

1.Isolation of fungal strains
2. Culture of bacteria
3. Raising plants through micropropagation
4.Culture of protein rich cyanobacterium spirulina

4. Which one of the following techniques has helped to solve many mysteries involving murders, robberies and rapes?

1.Gene splicing
2. Computer technology
3. DNA fingerprinting
4. Gene cloning

5. Shagreen is obtained from:

1.Dried skin of shark
2. Skin of codfish
3.Air bladder of fishes
4. None of the above

6.Progestasert and LNG-20 are the examples of

Non-mediated IUDs
2. Copper releasing IUDs
3.Hormonal releasing IUDs
4.All of the above

7. Extraembryonic membranes are also called

1.Foetal membranes
2. Embryonic membranes
3.Outer membranes
4. Inner membranes

8.Opium is obtained from

1.Oryza sativa
2.Selection
3.Thea sinensis
4.Papaver somniferum

9. Which of the following plants is used as biofertilizer?

1.Nostoc
2. Funaria
3.Volvox
4.Rhizopus

10. A hereditary disease, which is never passed on from father to son is

1.Autosomal linked disease
2.X-chromosomal linked disease
3.Y-chromosomal linked disease
4.None of the above

11. Strength of the linkage between the two genes is

1.Proportionate to the distance between them
2.Inversely proportionate to the distance between them
3.Depend on the chromosomes
4.Depend upon the size of chromosomes

12.Shakti, Rattan and Protina are three important lysine rich varieties of

1.Rice
2.Pulses
3.Wheat
4. Maize

13. Statins used as blood cholesterol lowering agents are extracted from

1.Algae
2.Yeast
3. Virus
4.Bacteria

14. The science dealing with soil is

1.Edaphology
2. Paedology
3.Pedology
4.All of these

15. Nucleic acid segment tagged with a radioactive molecule is called

1.Clone
2. Probe
3. Plasmid
4.Vector

16.BOD is concerned with

1. Microbes
2. Organic matter
3.Microbes and organic matter
4.None of the above

17. Vegetative propagation in Pistia occurs by:

1.Stolon
2.Offset
3.Runner
4. Low chemical activity

18. In which of the following organisms self fertilisation is seen?

1.Fishes
2. Leech
3. Earthworm
4. Liverfluke

19. Reproduction is a biological process in which an organism give rise to young ones (offspring) similar to itself. An organism’s method of reproduction depends upon factors:

1. Habitat
2.Internal physiology
3. Genitalia
4. All of above

20.Earliest fossil ape prior to the ape man was

1.Ramapithecus
2. Dryopithecus
3. Australopithecus
4. Homo erectus

21.Which of the following health disorder includes symptoms of fever, chills, cough, headache, gray or bluish lips and finger’s nails?

1.Filariasis
2.Typhoid
3.Pneumonia
4.Malaria

22. Non-endospermic seeds are seen in

1.Groundnut
2.Pea
3.Beans
4. All of these

23. Which Ig is produced in primary immune response?

1.IgA
2. IgE
3.IgG
4. IgM

24.The confirmatory test used to diagnose AIDS is

1.ELISA
2.Schick
3.WIDAL
4. None of these

25. Steps of the protein synthesis is/are

I. initiation         II. Termination

III. elongation   IV. Replication

Choose the correct option 

1.All except II
2. All except III
3. All except IV
4. All except I

26. The nucleotide sequence of an anticodon is complementary to nucleotide sequence in a) b) c) d)

1. tRNA
2. mRNA
3.rRNA
4.DNA

27.S and R strains have several subtypes which one were used by Griffith

1.S III and R II
2. S II and R III
3. S IV and R III
4. S V and R II

28.When scientists make an animal superior by view of genotype, introducing some foreign genes in it, the phenomenon is called:

1.Tissue culture
2. Biotechnology
3. Genetic engineering
4. Immunisation

29.The species that invade a bare area in ecological succession are called

1.Benthos
2.Biological species
3. Seral species
4.Pioneer species

30.……… organs shows adaptive radiation.

Complete the given statement with an appropriate option given below

1.Homologous
2.Analogous
3. Progressive organs
4.Similar in structure