List of top Botany Questions on Species diversity

Given below are two statements:
Statement I: Pyrethrum compound is derived from several species of Parthenium which is widely used as an insecticidal preparation.
Statement II: Parthenium is a native plant of India grown in Northern Plains and has ecological importance.
In the light of the above statements, choose the most appropriate answer from the options given below:

The correct order for the process of plant succession is:
A. Migration
B. Nudation
C. Ecesis
D. Stabilization
E. Reaction
Choose the correct answer from the options given below:

Match List I with List II

LIST I		LIST II
A	Gloger rule	I	Tail, snout, ear and legs of mammals
B	Bergman rule	II	Bird wings
C	Allen rule	III	Size of animal and body parts
D	Rensch rule	IV	Effect on coloration

Choose the correct answer from the options given below:

A specimen is termed ______,when in the absence of a holotype it is selected from the originalmaterial cited by the author.

Vivipary can be observed in-

Poppy plant exhibits self incompatibility of ___and type with____as male, and ____as female determinants.

Blue light elicits following responses for plants
(A) It stimulates asymmetric growth
(B) Inhibits stem elongation 
(C) Stimulates stomatal opening 
(D) Deactivates proton pump 
(E) Stimulates bending of stem 
Choose the correct answer from the options given below

Sucrose, a transportable form of carbon and energy in most plants, is synthesized in

Select the enzyme involved in catalysis of substrate-level photophosphorylation in citric acid cycle.

Choose the correct statements regarding Gibberellins.
(A) All GAs possess a tetracyclic ent-gibberellane skeleton 
(B) GA biosynthesis inhibitors (Cycocel) help reducing plant stem length and lodging 
(C) GAs are diterpenoids (D) GA biosynthesis occurs in cytoplasm 
(E) GA is synthesised in the aleurone layer of embryo 
Choose the correct answer from the options given below

Stenohaline species can tolerate

Given below are two statements:
Statement I: Ecads of same species are genetically similar and interfertile. 
Statement II: Ecotypes are genetically different and are not interfertile 
In the light of the above Statements, choose the correct answer from the options given below