Hiccups can be best described as
forceful sudden expiration
forceful contraction of intercostal muscles during deep breathing
vibration of the soft palate during breathing while sleeping
jerky incomplete inspiration.
D.
jerky incomplete inspiration.
A hiccup can be described as a jerky incomplete inspiration. It is an involuntary contraction of the diaphragm that may repeat several times per minute. In medical terms, it is known as synchronous diaphragmatic flutter (SDF).
The 1st CO2 fixation product of C4 plant is
Oxaloacetic acid
ribulose biphosphate
phosphoenolpyruvate
phosphoglyceric acid.
Mature RBCs lose their ability for
DNA replication
Anaerobic respiration
Aerobic respiration and DNA replication
Aerobic respiration, DNA replication and RNA synthesising machinery
Which of the following groups of algae produces algin?
Phaeophyceae and Chlorophyceae
Rhodophyceae and Phaeophyceae
Chlorophyceae and Rhodophyceae
Phaeophyceae only
Which part of the nephrons is impermeable to water
Proximal convoluted tubule
Distal convoluted tubule
Ascending limb of loop of Henle
Descending limb of loop of Henle
Which one of the following is an incorrect combination
Adenine, thymine, cytidine
Adenine, cytosine, thymine
Guanine, thymine, uracil
Cytosine, uracil, guanine
Gonadotropin releasing hormone is transferred to anterior pituitary by
left coronary artery
hypophysial portal veins
axons of neurosecretory cells
nuclei of hypothalamus
Match the following and select correct option.
Column1 Column2
A. Pteris 1) Gymnosperm
B. Cycas 2) Bryophyte
C. Sphagnum 3) Algae
D. Sargassum 4) Pteridophyta
A-(4), B-(2), C-(1), D-(3)
A-(4), B-(1), C-(2), D-(3)
A-(2), B-(3), C-(4), D-(1)
A-(1), B-(4), C-(3), D-(2)