What is incorrect for Marsilea?

Algae without pyrenoids but having leucosin granules as reserve food belong to class:

Ergot is important medically and is derived from:

Blue mould is common name of:

Which bryophyte was used extensively for dressing wounds during first world war?

There is no chloroplast endoplasmic reticulum membrane around the chloroplast in members of:

More than two flagella are present on the swarmers of:

Cladonia and Usnea are:

Which one is a halophytic alga ?

The red color of red sea is due to the presence of:

Oil as reserve food material is found in:

Heterocyst is always terminal in position in:

Neuromotor apparatus is found in :

Triphasic life cycle is found in:

The non-motile male gamete in Rhodophyceae is called:

Who classified all fungi into Mycota and divided it in two- Myxomycota and Eumycota ?

‘White rust disease' of crucifers is caused by :

When sporangia in a fern develop from a single initial cell, it is called :

Which of the following fungi has acellular protoplasmic body and moves by pseudopodia ?

Bulbous appendages are found on the cleistothecium of ?

Retort cells are found in :

Stomata are present in Funaria plant on :

In Psilotum, spore producing organs are called :

In grazing food chain, energy passes through :

The inverted pyramid of biomass is observed in :

The rate of storage of organic matter by consumers in excess of respiratory utilization during the period of measurement in the ecosystem is termed as:

Which abiotic factor generally limit plant growth in xeric habitats ?

Which of the following method is commonly used for measuring net primary productivity of grassland ecosystem ?

Who put forward the view that a plant community behaves like as “Super Organism"?

In two-species population interaction, when both populations benefit but relationship is not obligatory, it is called as :

Based on the relation of the ground surface to plant’s regenerating tissue, Danish botanist Raunkiaer divided plants into :

Phanerophytes are dominant component of vegetation in :

Selective absorption and storage of great variety of molecules inside living cells is termed as :

The aging process of lake from low production to high production state due to enrichment of nutrients is referred to as :

The main source of atmospheric

The concept of n-dimensional hypervolume niche is credited to :

The dangers of indiscriminate use of chemicals upsetting the balance of nature is highlighted in the book “Silent Spring" written by :

Locally adapted genetically distinct populations of a species with wide geographical distribution are called :

Which one characterizes a key-stone species ?

r-selection of population is characteristic of :

Progressive increase of toxic chemicals in successive higher level organisms is known as :

Species occurrence restricted to a small area is called :

Which one of the following is used in purification of polluted water ?

Who elaborated the concept of ecological races ?

Which component of chromosomes gets stained during Feulgen staining ?

In a cross, the same genotypic and phenotypic

Which of the following theories of evolution is most acceptable ?

Suicide bags of cells are :

Complete linkage is found in :

Which of the following statements is correct ?

The level of compaction in DNA achieved by nucleosome sub-structure of chromatin is :

Monosomics in diploid for all its chromosomes is known in :

XY sex-determining mechanism in plants was extensively studied in :

The genes whose products are constantly needed for cellular activity are known as :

Colchicine during root tip mitosis is used for :

Crossing over takes place in :

Synaptonemal complex is associated with :

A ring of three chromosomes during pachytene refers to:

In a heterozygote, during pachytene, looped out configuration on the normal chromosome indicates :

Minute apertures connecting adjacent cells are known as :