In some animal groups, the body is found divided into compartments with at least some organs/ organ repeated. This characteristic feature is named

• Segmentation

• Metamerism

• Metagenesis

• Metamorphosis

Lactic acid is produced by Rhizopus species 

• R. oryzae 

• R. stolonifer

• R. nodosus 

• R. sexualis

Consider following features

(a) Organ system level of organisation

(b) Bilateral symmetry

(c) True coelomates with segmentation of body

Select the correct option of animal groups which possess all the above characteristics

• Annelida, Arthropoda and Mollusca

• Arthropoda, Mollusca and Chordata

• Annelida, Mollusca and Chordata

• Annelida, Arthropoda and Chordata

Given below are types of cells present in some animals. Which of the following cells can differentiate to perform different functions?

• Choanocytes

• Interstitial cells

• Gastrodermal cells

• Nematocytes

Which of the following is non symbiotic bio-fertilizer

• YAM

• Anabaena

• Azotobacter

• Rhizobium