Description : What is the feature of a metacentric chromosome? -Biology
Last Answer : answer:
Description : Arm ratio in metacentric condition is :-
Last Answer : Arm ratio in metacentric condition is :- A. `1 : 1` B. `1 : 2` C. `1 : 3` D. `2 : 3`
Description : The chromosomes in which centromere is situated close to one end are (a) telocentric (b) sub-metacentric (c) metacentric (d) acrocentric
Last Answer : (d) acrocentric.
Description : Select the incorrect match. (a) Lampbrush – Diplotene bivalents chromosomes (b) Allosomes – Sex chromosomes (c) Sub-metacentric – L-shaped chromosomes chromosomes (d) Polytene – Oocytes of chromosomes amphibians
Last Answer : (d) Polytene – Oocytes of chromosomes amphibians
Description : The distance between metacentre and __________ is called metacentric height. (A) Water surface (B) Centre of gravity (C) Centre of buoyancy (D) None of these
Last Answer : (B) Centre of gravity
Description : The time of oscillation of a floating body is (A) Longer, if Metacentric height is increased (B) Independent of the Metacentric height (C) Dependent on the buoyant forces only (D) None of these
Last Answer : (D) None of these
Description : The Metacentric heights of two floating bodies A and B are 1 m and 1.5 m respectively. Select the correct statement. (A) The bodies A and B have equal stability (B) The body A is more stable than body B (C) The body B is more stable than body A (D) The bodies A and B are unstable
Last Answer : Answer: Option C
Description : Metacentric height is the distance between the metacentre and (A) Water surface (B) Center of pressure (C) Center of gravity (D) Center of buoyancy
Description : Metacentric height is given as the distance between (A) The center of gravity of the body and the metacentre (B) The center of gravity of the body and the center of buoyancy (C) The center of gravity of the body and the center of pressure (D) Center of buoyancy and metacentre
Last Answer : Answer: Option A
Description : Chromosomes having equal or almost equal arms are called (a) Metacentric (b) Acrocentric (c) Polycentric (d) Acentric
Last Answer : (a) Metacentric
Description : A chromosome whose centromere lies at one end. (A) Sum-metacentric (B) Metacentric (C) Telocentric (D) Acrocentric
Last Answer : (C) Telocentric
Description : Chromosome with equal arms is called (A) Metacentric (B) Sub-metacentric (C) Acrocentric (D) Telocentric
Last Answer : (A) Metacentric