List of top Botany Questions on Plant Physiology asked in CUET (PG)

What is the characteristic genetic ratio of a dihybrid cross involving dominant epistasis?

In the C4 pathway, which enzyme is responsible for the primary carboxylation in mesophyll cells?

Guttation occurs when:

Flooding stress is also known as:

The example of facultative CAM plant which carries on C₃ metabolism under unstressed conditions is:

Match the LIST-I with LIST-II

LIST-I Minerals	LIST-II  Deficiency Symptoms in Plants
A. Calcium	III. Necrosis of young meristematic regions such as root tips or young leaves
B. Zinc	IV. Display of rosette habit
C. Manganese	I. Intervenous chlorosis associated with the development of small necrotic spots
D. Nickel	II. Accumulation of Urea in the leaves

Choose the correct answer from the options given below:

The requirement of sunlight for the germination of seeds, is known as:

Which nitrogen fixing symbiont is associated with sugarcane as a host plant?

Cytokinin treatment extends the life span of detached Xanthium leaves by delaying chlorophyll and protein degradation. This experiment is called:

What is the role of Gibberellic acid in plants?

Which of the following hormones is synthesized from methionine?