What is not true for Mycorrhizae?

I. Nearly 30% of vascular plants have this symbiotic relationship with fungi.

II. The fungus primarily makes nitrogen available to plants.

III. Fungi get organic carbon from plants.

(1) I alone

(2) I and II only

(3) II and III only

(4) I, II and III

Identify the group of fungi that is not correctly matched with all the character given:

Match the names of the scientists with contribution and choose your answer from the codes given below:

Codes:

Identify the incorrect statement:

1. Virus has a protein coat called capsid made of small subunits called capsomeres.

2. The core has the genetic material - either RNA or DNA or both.

3. The capsomeres are arranged in helical or icosahederal forms.

4. Virus can infect any type of organisms.

Saprophytic protists are:

1. Slime moulds

2. Dinoflagellates

3. Chrysophytes

4. Protozoans

Which of the following statements regarding Euglenoids is not true?

(1) Instead of a cell wall, they have a lipid rich pellicle

(2) They have two flagella, a short and a long one

(3) They are photosynthetic in the presence of sunlight but behave like a heterotroph when deprived of sunlight

(4) Pigments of Euglenoids are identical to those present in higher plants

Identify the incorrectly matched pair:

1. Diatoms: Chief producers in oceans

2. Dinoflagellates: Red tides

3. Slime moulds: Spores dispersed by water

4. Euglenoids: Protein rich pellicle

The domain Archaea is not characterized by:

(1) Pseudopeptidoglycan in cell wall

(2) Linear chromosomes

(3) Introns present is some genes

(4) Methanogeneisis as unique metabolism

Members of Kingdom Protista:

1. are primarily aquatic 

2. do not have membrane bound organelles

3. are all ciliated or flagellated

4. reproduce exclusively by asexual means

Match each item in Column I with one in Column II and select your answer from the codes given below:

Codes: