A teacher was explaining about a constant physical contact involving almost equal physiological interdependence in two different thalloid forms. He was trying to explain one of the following:

1. Mycorrhizal association

2. Establishment of heterothallism

3. Operation of heterothallism

4. Advent of Lichen formation

View Answer

Correct Answer :

Advent of Lichen formation

Explanation :
No Explanation available for this question

In Duranta the nature of vasculated defensive,structures represent the modification of :

1. Axillary bud as in Bougainvillea

2. Terminal bud as in Carissa

3. Stipules as in Acacia

4. Apical bud as in Artabotrys

View Answer

Correct Answer :

Axillary bud as in Bougainvillea

Explanation :
No Explanation available for this question

Study the following table: (I)Modified aerial stem Unisexual flowers develop acropetally Chalazal entry of pollen (II)Rowers aclamydeous Length pedicels of all the flowers are of same Presence of false whorl (III)Cohension of bracts forming a cup Centrifugal opening of flowers Male flowers many (IV)Flower formation on one side in a spiral Presence of rachilla Terminal part of the peduncle is manner flowerless Select the correct pair of answers in which the former represents the set of characters present in poinsettia and the later in the pair represents the set of characters present in casuarina.

1. II, III

2. I,II

3. IV,III

4. III,I

View Answer

Correct Answer :

III,I

Explanation :
No Explanation available for this question

A student observed 34 inflorescences in Bougainvillea and 42 inflorescences in Poinsettia.Find out the number of flowers in Bougainvillea and the number of female flowers in Poinsettia respectively

1. 34,126

2. 68,100

3. 204,164

4. 102,42

View Answer

Correct Answer :

102,42

Explanation :
No Explanation available for this question

There are 10 flowers in one individual plant of Crotalaria. In each micros,sporangium of every stamen of all the flowers,there are 30 micro spore mother cells.How many pollen grains are formed from that plant

1. 4,000

2. 24,000

3. 10,000

4. 48,000

View Answer

Correct Answer :

48,000

Explanation :
No Explanation available for this question

A perennial shrub has compound leaves and solitary zygomorphic and epigynous flowers.Each flower reveals dichlamydeous condition with many stamens and multiple fruit with exalbuminous seeds.What is the ratio of advanced and primitive characters in it

1. 1 : 2

2. 2 : 3

3. 1 : 1

4. 3 : 2

View Answer

Correct Answer :

1 : 1

Explanation :
No Explanation available for this question

A plant with actinomorphic and hypogynous flowers, heterochlamydeous perianth,dorsifixed and extrorse anthers dehiscing transversely belongs to

1. Coronariae

2. Bicarpellatae

3. Thalamiflorae

4. Calyciflorae

View Answer

Correct Answer :

Thalamiflorae

Explanation :
No Explanation available for this question

The chemical substances found most abundantly in the middle lamella is released into the Phragmoplast by

1. Endoplasmic reticulum

2. Golgi complex

3. Spindle fragments

4. Inter zonal fibers

View Answer

Correct Answer :

Golgi complex

Explanation :
No Explanation available for this question

Study the following lists: List I List II (A)Initiation of spindle fibers (I)Anaphase-I (B)Synthesis of RNA and Protein (II)Zygotene (C)Action of endonuclease (III)G1 phase (D)Movement of chromatids towards opposite poles (IV)Pachytene (V)Anaphase - II The correct match is A B C D

1. II III IV V

2. III II I V

3. I III V IV

4. V III I II

View Answer

Correct Answer :

II III IV V

Explanation :
No Explanation available for this question

If there are 120 adenine molecules in a B-DNA double helical structure showing 20 coils,what is the number of pyrimidine nucleotides forming three hydrogen bonds in it

1. 80

2. 100

3. 120

4. 140

View Answer

Correct Answer :

Explanation :
No Explanation available for this question

Previous Next

Interview Questions

MongoDB

Java Script

Node JS

PHP

JQuery

Python