Agricultural Biotechnology MCQs

Question 1

The blackening due to polyphenols can be controlled by

Accepted Answer

All of the above

Answer

PVP

Answer

Citric acid

Answer

Activated charcol

Question 2

The first stable product in C3 cycle is

Accepted Answer

PGA

Answer

OAA

Answer

PEP

Answer

DHAP

Question 3

The most suitable method for transformation of animal cells is

Accepted Answer

Micro injection

Answer

Macro injection

Answer

Electroporation

Answer

Lipofection

Question 4

A transgene expression can achieve which of the following?

Accepted Answer

All of the above

Answer

Prevent expression of native gene

Answer

Modify an existing biosynthetic pathway

Answer

Produce protein that itself produces the phenotype of interest or is the product of interest

Question 5

Agar-agar is obtained from

Accepted Answer

Algae

Answer

Moulds

Answer

Sea weeds

Answer

Eggprotein

Question 6

Sterlisation of medium through autoclaving is done at

Accepted Answer

15 pounds

Answer

20 pounds

Answer

30 pounds

Answer

25 pounds

Question 7

The enzymatic method of protoplast isolation is

Accepted Answer

Cocking

Answer

Steward

Answer

Hanning

Answer

Laibach

Question 8

Which of the following enzyme is used in brewing?

Accepted Answer

β amylase

Answer

Cellulase

Answer

Lactase

Answer

Pectinase

Question 9

The active component in RISC is

Accepted Answer

Argonaute

Answer

Drosha

Answer

Nuclease

Answer

None of the above