List of top Botany Questions asked in CUET (PG)

Who proposed the Five Kingdom Classification system?
Which part of the Saffron plant (Crocus sativus) is used as the commercial spice?
Which pigment acts as the reaction center in Photosystem II?
Which vector is most commonly used for the genetic transformation of dicotyledonous plants?
The presence of velamen tissue is a characteristic adaptation of which type of plants?
What is the main component of the cell wall in Bacillariophyceae (Diatoms)?
Which cell organelle is the primary site for the photorespiration (C2 cycle) glycolate pathway?
What is the characteristic genetic ratio of a dihybrid cross involving dominant epistasis?
What is the ploidy level of the endosperm in a typical gymnosperm like Pinus?
In the life cycle of Puccinia graminis, which spores are produced on the Barberry leaf?
Which fungus is commonly used in the commercial production of citric acid?
The "Kranz anatomy" is a distinctive feature of the leaves of which group of plants?
Which plant hormone is primarily responsible for "triple response" in seedlings?
Which of the following is known as the "resurrection plant" among Pteridophytes?
In the C4 pathway, which enzyme is responsible for the primary carboxylation in mesophyll cells?
The role of Bulliform cells in monocotyledonous leaves is :
The enzyme responsible for synthesizing RNA primers during DNA replication is -
Sequence the following events involved in a point mutation in DNA.
A. Alteration in the amino acid sequence of a protein.
B. Change in mRNA codon during transcription.
C. Substitution of a single nucleotide in the DNA sequence.
D. Possible disruption of protein function or structure.
Choose the correct answer from the options given below:
To increase the amount of mugineic acid, rice plants were transformed (using Agrobacterium) with a fragment of barley genomic DNA containing two naat genes; naat-A and naat-B, encoding the subunits of the enzyme
Which of the following is used to stain endospores?
In which of the following molecular markers, polymerase chain reaction (PCR) is required?
A. Restriction Fragment Length Polymorphism (RFLP)
B. Random Amplified Polymorphic DNAs (RAPD)
C. Amplified Fragment Length Polymorphism (AFLP)
D. Sequence-Tagged Sites (STSs)
Choose the correct answer from the options given below:
What is the primary function of Bt toxin in genetically modified crops like Bt Cotton?
Which of the following bacteria belong to the coliform group ?
A. Escherichia coli
B. Streptococcus faecalis
C. Clostridium perfringens
D. Bacillus
Choose the correct answer from the options given below:
A plasmid vector contains a multiple cloning site (MCS) within the lac-Z gene. If foreign DNA is inserted into the MCS, what happens when competent cells are transformed with this plasmid and allowed to grow on a nutrient medium plate with X-gal and IPTG?
A flower is hypogynous with axile placentation and swollen placenta. Which family does this flower belong to?