List of top Botany Questions

Study the following and pick the correct statements:
Study of cell as a structural and functional unit of living organisms is called:
Match the following:
Diseases with Host Plants and Pathogens

Study the following and pick up the correct combinations:

Thermostable DNA polymerase (Taq Polymerase) enzyme is isolated from the following bacterium:

Assertion (A): Endosperm is haploid in Gymnosperms 
Reason (R): Female gametophytic tissue acts as endosperm in Gymnosperms

In cockroach, wings are elevated by the contraction of:

Assertion (A): Some adult gastropods (e.g., snails) are asymmetrical. Reason (R): Torsion takes place during the development of gastropods.

Match the following:

 

Eggs of reptiles are
Match the following:
Pollination Type
In cockroach, egg case is secreted by these glands:
Study the following and pick up the correct statements:
Maintenance of relatively constant internal conditions different from the surrounding environment is called:
The site of transcription and translation in eukaryotic cells are respectively:
Given is the schematic structure of the transcription unit. Select the correct answer regarding A, B, C, and D:
transcription unit.
Assertion (A): In gel electrophoresis, DNA fragments get separated and move toward the anode. Reason (R): DNA fragments are positively charged molecules.
Ategmic, Unitegmic, and Bitegmic ovules are present serially in:
Match the following:
Scientific Names and Common Names
If karyotype of a Drosophila is AA-XXXY, its sexual phenotype is
Statement I:Natural aging of a lake by enrichment of nutrients is known as eutrophication. Statement II:Increase of concentration of pollutant at successive trophic levels in aquatic food chain is known as biomagnification.
Arrange the ratios in the order of monohybrid test cross: incomplete dominance; and dihybrid cross.
In Morgan’s experiments on Drosophila linkage, the percentage of white-eyed, yellow body recombinants and the percentage of white-eyed, miniature winged recombinants in F\textsubscript{2 generation respectively:}

Identify the wrong pair:

Assertion (A): Syngamy in Plasmodium is anisogamy 
Reason (R): The gametes are similar in size The correct answer is: Assertion (A) and Reason (R) are correct, but (R) is not the correct explanation of (A).