Biology MCQs
Biology MCQs Test Preparation | Latest 2025 Quiz FPSC, NTS, KPPSC, PPSC, SPSC, BPSC, OTS, UTS, PTS, CTS, ATS, ETEA MCQs Test Questions.
It is stiff rod of special cells surrounded by connecive tissue present in the mid -dorsal region and appears in the embryos of all chordates
A: Placenta
B: Notochord
C: Cranianta
D: Ligule
Notochord
In mouth cavity of many molluscs there is a rasping tongue like structure_________provided with many horny teeth.
A: Ligule
B: Radula
C: Mantle
D: Muscle
Radula
In all arthropods,the body is covered with a chittinous cuticle which is secreted by the____________?
A: Endodermis
B: Mesophyll
C: Chitin
D: Epidermis
Epidermis
Malphighian tubules absorb waste materials and salts from__________?
A: Blood
B: Lymph
C: Gut
D: Hemolymph
Hemolymph
Which of the following filtrate contains excessive amount of amino acids, glucose, and salts?
A: Glomerular filtrate
B: Filtrate passing through ascending limb
C: Filtrate passing through distal conveluted tubule
D: Filtrate passing through collecting tubules
Glomerular filtrate
Mammalian kidney, under restricted water supply can conserve water by over ________ % reabsorption of glomerular filtrate
A: 80.50%
B: 90.50%
C: 95.50%
D: 99.50%
99.50%
Which of the vascular channels are related to Juxtramedullary nephrous only?
A: Afferent and efferent arterioles
B: Peritubualr capillaries
C: Vasa nervosa
D: Vasa recta
Vasa recta
A stone measuring 0.4 cm, blocking the outlet of renal pelvis resulting in mild to moderate tract obstruction. Which of the following technique will be opted to remove this stone?
A: Kidney surgery
B: Burring a hole and removing the stone manually (nephrolithotomy)
C: Extracorporeal Shock wave lithotripsy
D: None of these
Extracorporeal Shock wave lithotripsy