Name of the Organisation : University Of Library - Cochin University of Science and Technology
Name of the Exam : Common Admission Test (CAT)
Document Type : Sample Question Paper
Year: 2016
Subject: Biotechnology

Website : www.library.cusat.ac.in/cat/2016/
Download Model/Sample Question Papers: http://www.indianjobtalks.com/upload...technology.pdf

CAT Biotechnology Sample Question Paper :
1. Phytopthora parasitica causes blight disease in
A. Coconut
B. Tomato
C. Cotton
D. Potato

2. Which of the following systems for plant classification is not phylogenetic?
A. Bentham and Hooker's system
B. Engler and Prantl's system
C. Hutchinson's system
D. Takhtajan's system

3. Which type of wood yields commercially valuable product?
A. Manoxylic
B. Pycnoxylic
C. Polyxylic
D. Spring

4. Cleavage polyembryony is a characteristic feature of
A. Benettitales
B. Cycadales
C. Gnetales
D. Coniferales

5. Heterospory is a common feature in
A. Fungi
B. Bryophytes
C. Gymnosperms
D. Algae

6. The type of sclereids that occurs in Nymphaea is
A. Brachy sclereids
B. Tricho sclereids
C. Osteo sclereids
D. Astro sclereids

7. Who proposed the Tunica Carpus theory?
A. Nageli
B. Schmidt
C. Hanstein
D. Plantefol

8. B chromosome helps the plant in
A. Inheritance of characters
B. Adaptation
C. Extranuclear control of characters
D. Genetic control of traits

9. Intrafacicular cambium is present in
A. Monocot stem
B. Monocot root
C. Dicot root
D. Dicot stem

10. Polyadelphous stamens are seen in
A. Tridax
B. Citrus
C. Helianthus
D. Cucurbita

11. Outer layer of pollen grain is made up of
A. Cellulose
B. Exosporium
C. Pectocellulose
D. Sporopollenin

12. Polysiphonous pollen grain is the common characteristic of this family
A. Malvaceae
B. Liliaceae
C. Solanaceae
D. Fabaceae

13. The term Taxonomy was coined by
A. A. P. de Candolle
B. Bauhin
C. Linnaeus
D. Theophrastus

14. Epicalyx is absent in
A. Hibiscus
B. Althaea
C. Abutilon
D. Abelmoschus

15. Radicle is enclosed by sheath known as
A. Coleorhiza
B. Coleoptile
C. Scutellum
D. Aleurone layer

16. Grafting in monocots is not possible because they
A. Lack cambium
B. Have scattered vascular bundle
C. Are herbaceous
D. Have parallel veins

17. Cytoplasmic bridge between two cells is called as
A. Torus
B. Simple pits
C. Bordered pits
D. Plasmodesmata

18. Unidirectional movement of cytoplasm is observed in
A. Rheodiscolor
B. Tridax
C. Hydrilla
D. Helianthus

19. Diagrammatic representation of karyotype is
A. Idiotype
B. Idiometer
C. Idiogram
D. Karyogram

20. How many number of nucleotides are present in each turn of DNA (34 Ao) ?
A. 10
B. 20
C. 15
D. 25

21. Botanical name of Rosewood is
A. Tephrosia purpurea
B. Pterocarpus santalinus
C. Dalbergia latifolia
D. Santalum album

22. The stage at which crossing over occurs in meiosis is
A. Diakinesis
B. Pachytene
C. Diplotene
D. Leptotene

23. Inversely-oriented cortical vascular bundles occur in the stem of
A. Nyctanthes
B. Amaranthus
C. Helianthus
D. Polyanthus

24. Tyloses are found in the walls of
A. Sieve plates
B. Xylem tracheids
C. Xylem vessels
D. Sieve tubes

25. The number of ATP molecules formed during aerobic respiration is
A. 36
B. 32
C. 38
D. 30