List of top Botany Questions asked in AP EAPCET

Match the following

Set I		Set II		Set III
I.	DNA Ligase	A.	Polymerisation	i.	Okazaki fragments
II.	DNA Polymerase	B.	Introns	ii.	Reactive & unstable
III.	Splicing	C.	Joining	iii.	mRNA
IV.	Ribozyme	D.	RNA Enzyme	iv.	One direction

Lac Operon concept is introduced by these biochemists and geneticists:

Identify the correct combination.
A. Agrobacterium tumefaciens – vector for transgenic plant.
B. Escherichia coli – selectable marker.
C.Thermus aquaticus – Taq polymerase.
D.Bacillus thuringiensis – BT. Toxin.

Arrange the following events in the correct sequence during the process of fertilization in Angiosperms: I. Fusion of other male gamete with polar nuclei
II. Transfer of pollen grains from anther to stigma
III. Fusion of male gamete with egg nucleus
IV. Release of male gametes into cytoplasm synergid
V. Pollen tube formation

Co factor that forms coordination bonds with side chains at active site of enzyme

The number of absorbed CO$_2$ and water molecules to produce 180 g of glucose in plants are:

It is not involved in recombinant DNA production.

Match the following:

List I	List II	List III
I. Robert Costanza	C) Price tags	ii) Nature’s life support services
II. Sundarbans	A) Mangroves	iv) Flood protection
III. Lichens	D) Soil formation	i) Other supporting service
IV. Ecological function	B) Public transit	iii) Conserve natural services

The structures that appear as “Beads-on-string” in the chromatin and the number of base pairs are

The bonds found in a polynucleotide chain between the individual nucleotides and nitrogen bases are

Assertion (A): Bio piracy is use of bio resources by multinational companies with proper authorization from the other countries and people.
Reason (R): Industrialized nations are poor at biodiversity but rich financially.

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

Match the following

List A	List B
A) Stigma	II) Tip of the style
B) Seat of ovules	III) Placenta
C) Basal part of Gynoecium	IV) Ovary
D) Elongated tube	I) Style

Four plants are observed. ‘A’ is a primitive land plant. ‘B’ is embryophytic archegoniate phanerogam. ‘C’ is autotrophic thallophyte showing haplontic life cycle. ‘D’ is nonflowering plant with heterosporous sporangium. The plants found respectively are

Bi-collateral vascular bundles can be found in these plants
A. Smilax zeylanica
B. Lilium candidum
C. Lycopersicon esculentum
D. Withania somnifera

Choose incorrect statement related to diffusion

Intercalary meristematic zone, Paraphyses, Elaters are the characters of these Bryophytes respectively

In plants, sugar synthesis takes place in

The reason for the genetic variation in the population of organisms

Placentation in which ovules develop either on the inner wall of the ovary or attached on the peripheral part

The ascending order of molecules of the following compounds released during the oxidation of two molecules of pyruvic acid: FADH\(_2\), CO\(_2\), NADH\(_2\)

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.

Assertion (A): C\(_4\) plant loses only half of the water compared to C\(_3\) plant for the same amount of CO\(_2\) fixed. Reason (R): C\(_4\) photosynthetic system is evolved for maximizing the availability of CO\(_2\) while minimizing water loss.

Arrange the following in a sequence in primary succession in water:
A: Sedges and grasses
B: Trees
C: Phytoplankton
D: Free floating plants

The correct match among the following

I. Clostridium - Botulism
II. Diplococcus - Pneumonia
III. Treponema - Gonorrhoea
IV. Neisseria - Tetanus

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