Welcome to Online General Knowledge section in Affairs cloud, which is important for all the competitive exams. We have created Some questions related to General Science(Biology) !!!
- Which was the first vitamin to be produced by a fermentation process using Acetobacter ?
5.None of theseAnswer – 3.Vitamin C
Vitamin C was the first vitamin to be produced during a fermentation process using Acetobacter bacteria
- Which part of fishes known as the Age of Fishes ?
5.None of theseAnswer – 2.Devonian
The Devonian, part of the Paleozoic era, is otherwise known as the Age of Fishes, as it spawned a remarkable variety of fish.
- Viticulture is the study of
5.None of theseAnswer – 1.Grapes
Viticulture is the science, production, and study of grapes. It deals with the series of events that occur in the vineyard.
- The Zoological name of goat is
1.Capra aegagrus hircus
4.Equus ferus caballus
5.None of theseAnswer – 1.Capra aegagrus hircus
The goat is a member of the family Bovidae and is closely related to the sheep as both are in the goat-antelope subfamily Caprinae.
Scientific name: Capra aegagrus hircus, Lifespan: 15 – 18 years and Gestation period: 150 days
- Vitamin D preventing calcium loss from which part of body ?
4.All of these
5.None of theseAnswer – 2.Kidney
Vitamin D regulates calcium levels in the blood by helping the body to absorb calcium from food and by preventing calcium loss from the kidneys.
- The retina present in eye convert the image into
5.None of theseAnswer – 3.Electrical Signal
The photoreceptors in the retina convert the image into electrical signal
- CAT Scanning is used for diagnostic of body using X-ray, CAT mean
1.Computerised Axis Tomography
2.Computer Axial Toxography
3.Control Acid Tomography
4.Computerised Axial Tomography
5.None of theseAnswer – 4.Computerised Axial Tomography
Computerised Axial Tomography (CAT) Scanning: A development of diagnostic radiology for examination of soft tissues of the body, through use of X-ray
- Birds excrete which of the following ?
4.Both 1 and 2
5.Both 1 and 3Answer – 4.Both 1 and 2
Birds excrete carbon dioxide and uric acid. They use the lungs to excrete carbon dioxide and the kidney to excrete uric acid.
- Which organ is used to removal of excess water and salt ?
4.All of these
5.None of theseAnswer – 1.Skin
Skin is used to removal of excess water, salt, urea and uric acid
Lungs – removal of excess carbon dioxide
Liver – produces urea and uric acid as a by-product of the breakdown of proteins
- The edible part of Walnut is
5.None of theseAnswer – 3.Seed
The walnut consists of three distinct parts. The edible portion, known as the kernel or fruit of the nut, is actually the seed of the walnut tree