List of top Botany Questions

The number of identification characters for the Bryophyllum from the given list
- Monochasial cyme
- Epiphyllous buds
- Leaf notches
- Adventitious roots
- Whorled leaves

Read and find the correct statement from the given below
A. Species is a group of individual organisms with fundamental dissimilarities.
B. Few similar characters are assigned to a higher category in a division.
C. A decrease in number of common characters is observed from species to kingdom.
D. Lower taxa shares more characters within the members.

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: The chromosome is composed of heterochromatic terminal region called telomeres.
Reason R: Telomeres are important part of a chromosome and are required during chromatid separation in cell cycle.
In the light of the above statements, choose the most appropriate answer from the options given below:

During biological nitrogen fixation, _______ATPs are required to fix molecular nitrogen into ammonia.

The cells of hydrom sheath in Polytrichum are rich in

Method of phylogenetic analysis of bacteria based on DNA fragments encoding their 16S rRNA is called as

Match List I with List II

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Which of the following features distinguish Bacteria from Eukarya?
(A) Membrane lipids
(B) Poly (A) tailing of mRNA
(C) Cell structure
(D) Plasmids
(E) Ribosomes
Choose the correct answer from the options given below:

Nematodontous peristomes are found in

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Which of the following statements are correct?
(A) In CAM plants the fixation of \(CO_2\) to phosphoenolypyruvate to form oxaloacetate occurs at night.
(B) In photosystem I the special chlorophyll, the molecules of reaction centre are known as Peso.
(C) During photosynthesis manganese is an essential co-factor for oxygen evolving mechanism.
(D) The leaves of \(C_4\) plants are characterized by Kranz anatomy.
(E) \(C_3\) plants are more efficient utilizers of \(CO_2\) than \(C_4\) plants.
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An opportunistic fungal parasite that causes mycoses in animals:

Who popularised the term 'Biodiversity' that intends to describe the combined diversity at all the levels of biological organisation?

Match List I with List II

LIST I		LIST II
A	Recombination in Bacteria	I	Transcription factor
B	Clover leaf model	II	snRNA
C	Spliceosome	III	Rec A protein
D	Zinc-finger	IV	t-RNA

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An example of inverted ecological pyramid is :

The cell wall of a bacteria can be removed by treated it with enzyme :

In a typical angiosperm, the mature embryo sac is:

Maximum number of male gametes produced from one pollen mother cell in (microspore mother cell) will be:

Leaf spot (Tikka) is a disease of ___crop.

Match List I with List II

LIST I Traditional crop		List II Botanical Name
A	Mungbean	I	Glycine max
B	Black gram	II	Arachis hypogaea
C	Groundnut	III	Vigna mungo
D	Soybean	IV	Vigna radiata

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Match List I with List II

LIST I		LIST II
A	ABO blood group	I	Dihybird cross
B	Law of segregation	II	Monohybrid cross
C	Gene mutation	III	Base pairs substitution
D	Law of independent assortment	IV	Multiple allelism

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