Here, we have formulated all the questions from the 2018 PhD Botany entrance exam in the form of a quiz, to help all those who will be appearing in this exam in the coming years.

The quiz is available in two parts, each comprising 50 questions. The part-1 is given below.

To solve 2020 Botany question paper click here.

Part-1

21.

A metagenome refers to

A large genome of an organism

The collective genome of many organism

The genome of a metazoan

Two identical genomes in different species

22.

How many phases are represented by the seeds of gymnosperms?

23.

Heterospory and seed habit are often exhibited by a plant possessing:

Petiole

Ligule

Bract

Spathe

24.

In higher plants, the red/far red sensory photoreceptor phytochrome, is a light regulated kinase. Which of the following classes of kinases does it represent?

Two component sensor regulator (histidine kinase)

Two component sensor regulator (serine/ threonine kinase)

Leucine rich repeat (LRR) receptor kinase

Calcium dependent protein kinase

25.

Permineralized fossils are

Impressions

Incrustations

Petrifactions

Casts

26.

In which molecule would the radiolabel carbon appear the earliest when wheat
and sugarcane leaves are fed with ¹⁴CO₂ ?

Wheat→ malate ; Sugarcane→ 3-Phosphoglycerate

Wheat→ aspartate ; Sugarcane→ malate

Wheat→ 3-Phosphoglycerate ; Sugarcane→ 3-Phosphoglycerate

Wheat→ 3-Phosphoglycerate ; Sugarcane→ malate

27.

G1 phase contains which Cyclin-CDK complex?

CDK4-Cyclin D

CDK2-Cyclin A

CDK2-Cyclin E

CDK1-Cyclin B

28.

The book "Plant genetic resources conservation and management concept and approaches" is edited by

Dr. M.S. Swaminathan

Dr. R.K. Arora

Dr. R.S. Paroda and Dr. R.K. Arora

Dr. S.K. Jain and Dr. A.K. Jain

29.

The tapetum in anther originates from

Sporogenous tissue and epidermis

Parietal layer and sporogenous tissue

Cells of connective tissue and epidermis

Parietal layer and cells of connective tissue

30.

The center of origin of "Citrus spp" is

Ethopia

S.E. Asia

United states

Brazil

3 out of 5

Previous year question paper PhD botany Kumaun University 2018

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