Malpighian tubules of cockroach are lined by which of the following cells ?

(1) Epithelial cells

(2) Ciliated cells

(3) Ciliated and glandular cells

(4) Epithelial and glandular cells

Complete the following sentence by choosing the appropriate option:

Digestive juice in cockroach is secreted by a ring of blind tubules which are ______ in number.

(1) 100-150

(2) 9-10

(3) 6-8

(4) 15-20

Which among the following statements are incorrect with respect to cockroach ?

(1) It has mosaic vision with high sensitivity and less resolution.

(2) Salivary reservoir has eight highly chitinous plates called as teeth.

(3) Tracheoles carry oxygen from air to all other body parts.

(4) Blood is devoid of respiratory pigment.

Find the mismatched pair :

(1) Anal style- sexual dimorphism

(2) Spermatheca- accessory reproductive gland

(3) Malpighian tubules- removal of nitrogenous waste

(4) Supra-oesophageal ganglion- supply nerves to antennae and compound eye

Which among the following are incorrect with respect to connective tissue ?

(1) Tendon is dense regular connective tissue.

(2) Bones are rich in collagen fibres.

(3) The intercellular material of cartilage is solid and pliable matrix that resists compression.

(4) Platelets and RBCs are devoid of nucleus.

Epithelium shown is the following figure is found in :

(1) Lining of stomach

(2) Tubular parts of nephron in kidney

(3) inner surface of hollow organs like bronchioles and fallopian tubes

(4) Intestinal lining

The following type of tissue is present in:

(1) Tendons and ligaments

(2) Chondrocytes

(3) Cells of adipose tissue

(4) Cells of areolar tissue

Due to the type of excretion performed by malpighian tubules, cockroach is :

(1) Ammonotelic

(2) Uricotelic

(3) Usually ammonotelic but uricotelic in unfavourable conditions

(4) Ureotelic

The type of vision in cockroach is:

(1) Nocturnal vision

(2) Superposition vision

(3) Dull vision

(4) Mosaic and nocturnal vision

Which among the following is not a sense organ of cockroach ?

(1) Labial palps

(2) Maxillary palps

(3) Caudal style

(4) Anal cerci