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) !!!
- Barley, Rye and Pearl millet belongs to which of the following ?
1.One plant families
2.Three plant families
3.Two plant families
4.Four Plant families
5.None of theseAnswer – 3.Two plant families
Wheat, Barley, Lemon, Orange, rye and pearl millet belong to Two plant families
- Kidney can be taken from a dying person who has the
1.Cessation of kidney function
2.Cessation of brain function
3.Cessation of heart function
4.Cessation of neurological function
5.None of theseAnswer – 4.Cessation of neurological function
Death is certified following loss of cardiorespiratory function. The body is cooled aggressively andtaken to theatre for organ retrieval. Kidney can be taken from a dying person who has the Cessation of neurological function
- A keel is absent in which of the following ?
4.All of these
5.None of theseAnswer – 4.All of these
A keel or carina (plural carinae) in bird anatomy is an extension of the sternum (breastbone) which runs axially along the midline of the sternum and extends outward, perpendicular to the plane of the ribs
- ………………….. is the male sex hormone
5.None of theseAnswer – 3.Testosterone
Testosterone is a steroid hormone from the androgen group and is found in humans and other vertebrates. In humans and other mammals, testosterone is secreted primarily by the testicles of males and, to a lesser extent, the ovaries of females
- The cells outer membrane made up of a two layers of ………………………. With embedded proteins
5.None of theseAnswer – 4.Phospholipids
Plasma Membrane Structure. It is the boundary, which separates the living cell from their non-living surroundings. It is the phospholipids bilayer. Plasma membrane is an amphipathic, which contains both hydrophilic heads and hydrophobic tails. It is a fluid mosaic of lipids, proteins and carbohydrate.
- ………………………… is Freon
1.Difluoro Dichloro Ethane
2.Difluoro Dichloro Methane
3.Difluoroamines Dichloro Methane
5.None of theseAnswer –2.Difluoro Dichloro Methane
In the early 1930s, Midgley found dichlorodifluoromethane or freon to be an ideal refrigerant, replacing toxic chemicals such as ammonia and dichloromethane.
- Iodoform is used as an ……………………
4.All of these
5.None of theseAnswer – 1.Antiseptic
Iodoform can also be used as an antiseptic for treating skin infections, sores, bruises, boils, burns etc. When applied on the skin, iodoform decomposes to release iodine. It is iodine which acts as the actualantiseptic, killing bacteria and fungi.
- Pyroligneous acid is obtained from wood contains
2.10% Acetic acid
3.20% Citric acid
4.10% Formic acid
5.None of theseAnswer – 2.10% Acetic acid
Pyroligneous acid, also called wood vinegar or wood acid is a dark liquid produced by the destructive distillation of wood and other plant materials.Pyroligneous acid has been used for ages as sterilizing agent
- Polar bears hold clues for treating …………………..
1.Type II diabetes
5.Type I diabetesAnswer – 1.Type II diabetes
Polar bears, which pile on fat to survive hibernation and yet do not become diabetic, may also hold clues for treating Type II diabetes
- Which drug is used to increase the discharge of urine?
5.None of theseAnswer – 4.Diuretic
Diuretic drug is used to reduce anxiety and brings about calmness