Which of the following statements is INCORRECT about redworms ?
Redworms need dry surroundings for their survival.
The correct answer is Redworms need dry surroundings for their survival.
Their need for moisture is a key factor in maintaining a successful vermicomposting bin or finding them in natural environments like damp soil, leaf litter, and decaying organic matter. The gizzard of an earthworm functions similarly to the gizzard found in birds, serving the purpose of mechanical breakdown of food particles when teeth are absent. The presence of small sand or grit particles in the worm's digestive tract assists the muscular action of the gizzard in this grinding process.
Which of the following fall under phylum Arthropoda of the animal kingdom?
Organisms belonging to which of the following classes have a four-chambered heart?
Which enzyme is present in pancreatic juice?
Match the columns.
Phylum | Animal | ||
i. | Protozoa | a. | Roundworm |
ii. | Nematoda | b. | Amoeba |
iii. | Arthropoda | c. | Star fish |
iv. | Echinodermata | d. | Cockroach |
Which of the following is an example of perishable foods that CANNOT be stored for more than a day or two at room temperature, i.e., they have a shelf life of 1 or 2 days?
The ________ is an embryonic midline structure common to all members of the phylum Chordata that serves as a source of midline signals to surrounding tissues and as a major skeletal element of the developing embryo.
Which of the following is NOT a characteristic of Amphibia class of animals?
Ciliate, or Ciliophoran are the member of which of the following phylums?
_______ is a branch of zoology that deals with the study of amphibians and reptiles.
Which of the following is NOT a characteristic of Aves (birds) class of animals?
Select the water-soluble vitamin among the following.
Blue-green algae are included under which kingdom?
Which of the following organism is an example parasitic nutrition?
Foot and mouth disease in cattle is caused by which micro organisms?
Contractile vacuole in protozoans mainly serves for