List of top Questions asked in CUET (PG)- 2025

Media that contain some chemical with unknown chemical composition is called __________ media.

Transgenic plants developed by introducing Bt gene in crops like brinjal, maize, cotton etc. provide resistance to:

Choose the correct statements regarding homozygous diploid plants -
A. They are produced by doubling the chromosome number of haploids.
B. Doubling of chromosome enables the recessive traits to express too.
C. Chromosome doubling is done by Ozone treatment.
D. Chromosome doubling is done by colchicine treatment.
Choose the correct answer from the options given below:

Optimum pH for protoplast culture is -

San Noeum first successfully cultured gynogenic haploid plants from unfertilized ovaries of -

Nitrogen fixation occurs with the help of symbiotic bacteria in -
A. Pea
B. Lettuce
C. Beans
D. Tomato
E. Black gram
Choose the correct answer from the options given below :

Symbiotic nitrogen fixing bacteria are found in -
A. Azolla
B. Gnetum
C. Anthoceros
D. Cycas
E. Riccia
Choose the correct answer from the options given below :

For obtaining pure cultures of bacteria __________ plate method is not used.

Haploids can be artificially produced by -
A. Colchicine doubling
B. X-ray treatment
C. Pollen culture
D. Distant hybridization
E. Infrared radiation
Choose the correct answer from the options given below :

Which of the following converts nitrites to nitrates?

Match LIST-I with LIST-II

LIST-I (Culture Type)		LIST-II (Use/Application)
A.	Embryo culture	I.	Somatic hybridization
B.	Meristem culture	II.	Production of haploids
C.	Protoplast culture	III.	Shortening of breeding cycle
D.	Anther culture	IV.	Virus free plants

Choose the correct answer from the options given below:

In general, the cytoplasmic male sterility (CMS) causing genes are transcribed in which plant cell organelle?

Synthetic seeds are produced by the encapsulation of somatic embryos with-

What is CPW in protoplast culture method?

Plants having half the somatic chromosome number than found in normal individual are called -

Choose the correct statements regarding Agrobacterium tumefaciens -
A. It is a gram positive round shaped bacterium
B. It is a gram negative rod shaped bacterium
C. It is a photosynthetic spiral bacterium
D. It is also known as 'Natural genetic Engineer'
E. It is capable of naturally transferring DNA into plant genome
Choose the correct answer from the options given below :

Arrange the basic steps to develop G. M. O. (Genetically modified organisms) in sequence:
A. Transfer of DNA with desired genes to its progeny
B. Identification of DNA with desired genes
C. Introduction of the DNA into the host.
D. Maintenance of introduced DNA in the host.
Choose the correct answer from the options given below :

Choose the correct statements regarding cytology of haploids -
A. A haploid in Arabidopsis will have 5 chromosomes.
B. Haploids are found as bivalents at metaphase-I of meiosis.
C. Haploids are found as univalent at metaphase-I of meiosis.
D. The haploids in maize will have 10 chromosomes.
E. The haploids in maize will have 20 chromosomes.
Choose the correct answer from the options given below :

Sweetened Dahi is also known as -

Which of the following agencies does prescribe the level of treatment needed for a dairy plant?

Frequently used packaging materials in dairy industry are -
A. Polythene(PE)
B. LDPE
C. HDPE
D. Polypropylene(PP)
Choose the correct answer from the options given below:

For keeping liaison with CAC and to coordinate Codex activities in India, Food Safety and Standards Authority of India constitutes -

HACCP stands for -

Milk collection operation includes-
A. Unloading and Grading
B. Sampling
C. Weighing
D. Packaging
Choose the correct answer from the options given below:

Tests for the quality of butter are -
A. Coliform count
B. Lipolytic count
C. Yeast and mold count
D. Sediment test
Choose the correct answer from the options given below:

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