List of Q & A for bsc.

A Bachelor of Science or BSC is a graduation program in Science, which designed to provide students a wide range of managerial skills. The core course in the BSC (Bachelor of Science), aim to introduce students to the different areas of science like, biology, ecology, geography, chemistry, technology, physics, mathematics, etc. We have listed the best Q&A for BSC below, which are related to different topics of BSC.

Answer in physiology

What is mammalian lungs?

Course: bsc.
- 46 views
- 1 answers
The mammalian lungs are like two big sponges, which acts as the respiratory surface for the terrestrial respiration. Air enters in the body through the nose and mouth. From there, it goes through trachea (which is also called the windpipe). The trach... See more
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Answer in physiology

What is lungs?

Course: bsc.
- 32 views
- 1 answers
The lung is the essential respiration organ in many air-breathing animals, including most tetrapods, a few fish and a few snails. In mammals and the more complex life forms, the two lungs are located near the backbone on either side of the heart. The... See more
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Answer in physiology

What is gills? Explain the gas exchange process of gills.

Course: bsc.
- 30 views
- 1 answers
A gill is a respiratory organ found in many aquatic organisms that extracts dissolved oxygen from water and excretes carbon dioxide. Gills are simply lay... See more
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Answer in physiology

Explain the different modes of respiration.

Course: bsc.
- 40 views
- 1 answers
The mode of respiration of an organism depends on the nature of medium in which they live. For simple animals such as sponges, jellyfish, flatworms and roundworms, respiration is primarily through diffusion of oxygen throug... See more
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Answer in physiology

What is respiratory gases?

Course: bsc.
- 29 views
- 1 answers
RESPIRATORY GASES Oxygen, carbon dioxide and nitrogen constitute most of the part of the air. Molecular oxygen comprises 21% of the See more
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Answer in genetics

What is sexual reproduction?

Course: bsc.
- 53 views
- 1 answers
Sexual reproduction is the biological process by which new "offspring" individual organisms are produced from their "parents". Reproduction is a fundamental feature of all known life. Each individual organism exists as the result of See more
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Answer in ecology

What are pioneers? Why they are called so?

Course: bsc.
- 47 views
- 1 answers
Pioneers in ecology are the one who are able to grow in very inhospitable conditions and initiate the process of succession. On base rocks there is presence of extreme deficiency of water and nutrients great exposure to sun and extreme temperature. T... See more
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Answer in genetics

What is Phenocopy?

Course: bsc.
- 56 views
- 1 answers
The individuals whose phenotype has been altered by the environment in such away that it simulates the phenotype usually associated with a particular genotype, is called its phenocopy. A phenocopy is a trait found in an organism that develops as a... See more
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Answer in genetics

Explain the environmental modification of gene expression in human.

Course: bsc.
- 37 views
- 1 answers
The environmental modification of gene expression in human: Both the external and internal environment plays a major role in determining the degree to which genes are expressed. The action of many environmental agents on developmenta... See more
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Answer in genetics

What is Lethal alleles?

Course: bsc.
- 46 views
- 1 answers
Lethal Alleles: Alleles that cause an organism to die only when present in homozygous condition are called lethal alleles. The gene involved is considered an essential gene and are termed as lethal gene. When the lethal effect is dom... See more
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Answer in genetics

Explain the Rh factors alleles in humans.

Course: bsc.
- 64 views
- 1 answers
Rh Factor Alleles in Humans: Rh is the most important blood group system after ABO. In 1940, Drs. Landsteiner and Wiener reported a serum that also reacted with about 85% of different human red blood cells. This serum was produced by... See more
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Answer in genetics

Determinate the ABO blood type alleles in humans

Course: bsc.
- 32 views
- 1 answers
ABO Blood Type Alleles in Humans: The that humans blood group is divided into four groups namely, AB, A, B and O, which are determined by three types of alleles denoted by IA and IB and IO. In order t... See more
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Answer in genetics

What is Dominance according to Mendel’s?

Course: bsc.
- 39 views
- 1 answers
Dominance according to Mendel's: In his experiments Mendel found that during the monohybrid cross, in the F2 progeny the ratio of dominant to recessive was 3:1 therefore, dominance was a general characteristic of traits. D... See more
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Answer in ecology

Describe the synthetic characters of plant community.

Course: bsc.
- 136 views
- 1 answers
The synthetic characters of plant community are: Presence and Constancy: Presence and constancy describes about the distribution of species in a given area. Normally the species which occur 80... See more
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Answer in ecology

Describe the qualitative & quantitative characters of plant community.

Course: bsc.
- 283 views
- 1 answers
The community characters can be classified as analytical and synthetic. The analytical characters are both qualitative and quantitative in nature. The ... See more
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