Mayr’s biological concepts of species is mainly based on
Options
(a) Morphological traits (b) Reproductive isolation (c) Modes of reproduction (d) Morphology and reproduction
Correct Answer:
Reproductive isolation
Explanation:
Mayr defined species as […]
Maximum photosynthesis activity takes place in
Options
(a) blue light (b) green light (c) red light (d) yellow light
Correct Answer:
red light
Explanation:
In light spectrum blue and red regions are most […]
Maximum percentage of lipid is present in
Options
(a) chylomicron (b) HDL (c) LDL (d) VLDL
Correct Answer:
chylomicron
Explanation:
A lipoprotein is a biochemical assembly that contains both proteins and lipids. The […]
In which one of the following the genus name, its phylum name and its two characters are not correctly matched, whereas the remaining three are correct
Options
(a) Pila-Mollusca- body segmented, Mouth with […]
Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as
Options
(a) Nucleosome (b) Plastidome (c) Polyhedral bodies (d) Polysome
Manganese and Chlorine is required in
Options
(a) Nucleic acid synthesis (b) Plant cell wall formation (c) Photolysis of water during photosynthesis (d) Chlorophyll synthesis
Correct Answer:
Photolysis of water during photosynthesis
Explanation: […]
Male frogs can croak louder than females because of
Options
(a) Vocal sacs (b) Stronger (c) Larger in size (d) Larger sound box
Correct Answer:
Vocal sacs
Explanation:
Croaking is a natural voice […]
In which one of the following, male and female gametophytes do not have free living independent existence for?
Options
(a) Pteris (b) Funaria (c) Polytrichum (d) Cedrus
Correct Answer:
Cedrus
Explanation:
Male and […]
Major quantity of carbon dioxide is transported in human body in the form of
Options
(a) carbo haemoglobin (b) carbonic acid (c) sodium and pottasium bicarbonates (d) calcium bicarbonate
Correct Answer:
sodium and […]
Major function of respiration is
Options
(a) transfer of CO₂ (b) release of CO₂ (c) release of O₂ (d) anabolism
Correct Answer:
release of CO₂
Explanation:
Respiration is the process of burning the […]
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