The number of unpaired electron in Mn²⁺ is
The number of unpaired electron in Mn²⁺ is
Options
(a) 1 (b) 4 (c) 3 (d) 5
Correct Answer:
5
Explanation:
No explanation available. Be the first to write the explanation for this […]
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Which of the following is used to prevent bleeding in infants?
Which of the following is used to prevent bleeding in infants?
Options
(a) vitamin-A (b) vitamin-D (c) vitamin-C (d) vitamin-K
Correct Answer:
vitamin-K
Explanation:
No explanation available. Be the first to write the […]
The soil erosion can be prevented by
The soil erosion can be prevented by
Options
(a) over grazing (b) afforestation (c) deforestation (d) tourism
Correct Answer:
afforestation
Explanation:
No explanation available. Be the first to write the explanation for this […]
Anaerobic respiration, after glycolysis, is called
Anaerobic respiration, after glycolysis, is called
Options
(a) restoration (b) multiplication (c) fermentation (d) fragmentation
Correct Answer:
fermentation
Explanation:
Fermentation or anaerobic respiration occurs in the absence of O₂. It involves breakdown of organic […]
Arbor vitae is composed of
Arbor vitae is composed of
Options
(a) grey matter (b) white matter (c) neuroglial cells (d) grey matter & white matter
Correct Answer:
grey matter & white matter
Explanation:
No explanation available. Be […]
Balanced diet should have approximately
Balanced diet should have approximately
Options
(a) 1/5 proteins, 3/5 fats and 1/5 carbohydrates (b) 1/5 proteins, 1/5 fats and 3/5 carbohydrates (c) 3/5 proteins, 1/5 fats and 1/5 carbohydrates (d) 1/2 proteins, […]
In angiosperms, which of the following part is triploid?
In angiosperms, which of the following part is triploid?
Options
(a) zygote (b) archegonia (c) endosperm (d) corolloid root
Correct Answer:
endosperm
Explanation:
No explanation available. Be the first to write the explanation […]
Heart beats are accelerated by
Heart beats are accelerated by
Options
(a) cranial nerves and acetylcholine (b) cranial nerves and adrenaline (c) sympathetic nerves and acetylcholine (d) sympathetic nerves and ephinephrine
Correct Answer:
sympathetic nerves and ephinephrine
Explanation: […]
The placenta of human beings belong to the category of
The placenta of human beings belong to the category of
Options
(a) haemochorialis (b) endotheliochorialis (c) syndesmochorialis (d) epitheliochorialis
Correct Answer:
haemochorialis
Explanation:
No explanation available. Be the first to write the explanation […]
Which of the following blood vessels in circulatory system of frog has more deoxygenated blood?
Which of the following blood vessels in circulatory system of frog has more deoxygenated blood?
Options
(a) pulmonary artery (b) pulmocutaneous artery (c) precaval veins (d) pulmocutaneous vein
Correct Answer:
pulmonary artery
Explanation: […]