MCQs of Biology – Leech

A definite number of body segments is found in:

A typical segment of leech is:

Leech is:

Leeches are:

Leech is:

A suctorial mouth is present in:

Suckers of leech are located at:

Which one of the following is present in saliva of leech:

Leech secretes which of the following anticoagulant?

In leech, hirudin is secreted by:

Leech obtains continuous bloodstream from its victim by poring in it:

Which of the following is used in phlebotomy:

Anus in leech is:

Which one is a bisexual animal?

Botryoidal tissue is found in:

The botryoidal tissue of leech is a/an:

Which one assist in locomotion ?

In leech clitellum is:

leech with setae is:

An annelid in which internal fertilization occurs:

In which of the following the very much smaller male sex lives inside the body of its female?

The typhlosole in earthworm intestine is found in:

In earthworm , the circular muscles are highly developed in:

Circulatory is system in earthworm is:

Which of the blood vessel is the largest in earthworm and possess valves?

In Pheretima, the lateral hearts that connect the supraoesophageal blood vessel with ventral blood vessel are located in these segments:

The number of parirs of valves in lateral oesophageal hearts of pheretima is:

In the 4^th,5^th and 6^th segments of earthworm , lying above pharyngeal mass and connected with pharyngeal mass and connected with pharyngeal glands are found small , red follicular bodies called:

Annelids have central nerve cord that is:

Which one of the following correctly describes the location of some body parts in the earthworm Pheretima?

The gland whose secretion facilitates the attachment of two earthworm during copulation is located in these segments:

Earthworms are:

Incorrect statement about earthworm is:

Which of the following has closed circulatory system?

Solenocytes and nephridia are respectively found in:

Salivary gland in earthworm is found in:

Which of the following animals has a true coelom?

Which one of the following is correctly matched regarding earthworm?

Which of the following animals has a true coelom?

Which one of the following is a matching pair of a body feature and the animal possessing it?

Each male genital opening of Phertima has separate openings of :

A transverse section of Pheretima taken through the 10th segments is observed in microscope .Which of the following structures can be observed in the section?

During the development of zygote of earthworm macromeres develop into:

The part of spermatheca of earthworm that acts as storehouse of spermatozoa is:

In the earthworm:

Spermathecae of earthworm takes part in:

Heteronereis stage is:

Which one of the following is not a characterisitic of phylum Annelida?

Earthworms have no skeleton but during burrowing , the anterior end becomes turgid and acts as a hydraulic skeleton. It is due to:

External segmentation absent but internal segmentation is present in:

Blood if earthworm is :

Which of the following is a hermaphrodite:

In earthworm self- fertilization cannot occur due to:

If a live earthworm is pricked with a needle on its outer surface without damaging its gut the fluid that comes out is:

In the earthworm: