Haversian canals are found in
Haversian canals are found in
Options
(a) Spinal cord (b) Brain (c) Long bones (d) Sponge
Correct Answer:
Long bones
Explanation:
Haversian canals are present in long bones such as humerus, femur, tibia […]
AFMC1997
Fall of immature leaf is due to the deficiency of
Fall of immature leaf is due to the deficiency of
Options
(a) sodium (b) sulphur (c) zinc (d) phosphorus
Correct Answer:
zinc
Explanation:
Zinc plays an important role in the synthesis of tryphtophan […]
Cytokinin is a hormone whose main function is
Cytokinin is a hormone whose main function is
Options
(a) Induction of cell division and delay in senescence (b) To take part in cell division (c) Refers to cell movements (d) To cause […]
Colour blindness results from
Colour blindness results from
Options
(a) Absence of rods (b) Absence of cones (c) Absence of eyelids (d) Inverted retina
Correct Answer:
Absence of cones
Explanation:
Rod is a kind of light-sensitive nerve […]
The amyloplasts look like
The amyloplasts look like
Options
(a) aleuroplast (b) proplastids (c) chloroplast (d) elaiplast
Correct Answer:
proplastids
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Movement of Drosera is
Movement of Drosera is
Options
(a) thermonastic (b) seismonastic (c) photonastic (d) thigmonastic
Correct Answer:
thigmonastic
Explanation:
Thigmonastic movement due to touch. In Drosera movement is induced by contact of insect hence thigmonastic.
Which of the following statement is correct
Which of the following statement is correct
Options
(a) Hydrogen will not be liberated at anode (b) Hydrogen has oxidation number of -1 and +1 (c) Hydrogen has same ionization potential as alkali […]
Which of the following is heavy water
Which of the following is heavy water
Options
(a) H₂O (b) H₂O₁₈ (c) D₂O (d) H₂O₁₆
Correct Answer:
D₂O
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Hormone produced against allergic reaction is
Hormone produced against allergic reaction is
Options
(a) glucocorticoid (b) epinephrine (c) mineralocorticoid (d) norephinephrine
Correct Answer:
glucocorticoid
Explanation:
Glucocorticoids have anti inflammatory properties and act via chemical messengesrs like interlukins, chemokines,etc., to […]
Which of the following is true for diamond
Which of the following is true for diamond
Options
(a) diamond is a bad conductor of heat (b) diamond is a good conductor of electricity (c) diamond is made up of C,H and […]