1. In plant tissue culture, what is the term ORGANOGENESIS means?
A. Formation of callus culture
B. Formation of root & shoot from callus culture
C. Genesis of organ
D. None of the above
ANSWER: B
2. __________ is a set of techniques used to adapt plants for specific needs or opportunities.
A. Plant Biotechnology.
B. Animal Biotechnology.
C. Nanobiotechnology.
D. Molecular Genetics.
ANSWER: A
3. In a cell, protoplast consists of the following EXCEPT...?
A. Cell wall
B. Cell membrane
C. Nucleus
D. Cytoplasm
ANSWER: A
4. Ti plasmid is useful in bringing _______.
A. new genes into animal cells.
B. new genes into plant cells.
C. tumor cells into plant cells.
D. tumor cells into animal cells.
ANSWER: B
5. What is the name of the bacteria known as natural genetic engineer of plants?
A. Escherichia coli
B. Agrobacterium tumefaciens
C. Pseudomonas aeruginosa
D. Aspergillus niger
ANSWER: B
6. Media room of a plant tissue culture lab should consist of the following EXCEPT...?
A. pH meter
B. Autoclave machine
C. Analytical balance
D. Biosafety cabinet
ANSWER: D
7. Plasmids are naturally occurring as _______.
A. linear single stranded DNA.
B. linear single stranded RNA.
C. linear duplex DNA.
D. circular duplex DNA.
ANSWER: C
8. In growth room, humidifier serves as...?
A. Contaminant reducer
B. Humidity reducer
C. Medium drying preventer
D. Temperature controller
ANSWER: C
9. What is the name of naturally occurring Auxin in plant?
A. 1-napthaleneacetic acid (NAA)
B. 2,4-Dichlorophenoxyacetic acid
C. (2,4-D) C.Indole 3-acetic acid (IAA)
D. 1-napthoxyacetic acid (NOA)
ANSWER: C
10. Totipotency means
A. Flowering in Culture medium
B. Development of Fruit
C. Development of Complete Organiosm
D. none of the above
ANSWER: C
