Question 1

Which of the following is not a Jovian planet?

Accepted Answer

Earth is not a Jovian Planet as it is a Terrestrial planet. A planet designated as Jovian is hence a gas giant, composed primarily of hydrogen and helium gas with varying degrees of heavier elements. Within the Solar System, four Jovian planets exist – Jupiter, Saturn, Uranus, and Neptune. Though these planets vary in terms of size, mass, and composition, they all share certain characteristics that cause them to differ greatly from the terrestrial planets located in the inner Solar System.

Question 2

Which of the following is generally true about the stratosphere?

Accepted Answer

The stratosphere layer of the atmosphere is very dry.

Question 3

Study of teeth is called

Accepted Answer

The study or scientific study of the structure, development, and abnormalities of the teeth is called Odontology. The science that studies teeth and their surrounding tissues, especially the prevention and cure of their diseases is called Dentology.

Question 4

Cobalt 60 is used for cancer treatment it emmits which rays?

Accepted Answer

Cobalt therapy or cobalt-60 therapy is the medical use of gamma rays from the radioisotope cobalt-60 to treat conditions such as cancer. Cobalt 60 is a synthetic radioactive isotope of cobalt with a half-life of 5.2714 years. It is produced artificially in nuclear reactors.

Question 5

The term metabolism is best defined as

Accepted Answer

Metabolism (from Greek: μεταβολή metabolē, "change") is the set of life-sustaining chemical transformations within the cells of organisms. The three main purposes of metabolism are the conversion of food/fuel to energy to run cellular processes, the conversion of food/fuel to building blocks for proteins, lipids, nucleic acids, and some carbohydrates, and the elimination of nitrogenous wastes. In brief, the chemical processes that occur within a living organism in order to maintain life is called metabolism.

Question 6

What occurs during the digestion of protein?

Accepted Answer

Protein digestion occurs in the stomach and duodenum in which 3 main enzymes: 1. Pepsin secreted by the stomach 2. Trypsin and 3. Chymotrypsin secreted by the pancreas Break down food proteins into polypeptides that are then broken down by various exopeptidases and dipeptidases into amino acids.

Question 7

Which of the following is not transferred by alveoli?

Accepted Answer

The main function of the pulmonary alveoli is to perform the transfer and exchange of gases. Here in the given options, blood is only one which is not gas. Hence, blood is not transferred by alveoli.

Question 8

Which of the following is a healthy blood pressure level?

Accepted Answer

A normal reading would be any blood pressure below 120/80 mm Hg and above 90/60 mm Hg in an adult. If you're in the normal range, no medical intervention is needed. However, you should maintain a healthy lifestyle and healthy weight to help prevent hypertension from developing.

Question 9

Consumers that eat both plants and animals are

Accepted Answer

An omnivore is an animal that eats food from both plants and animals. Animals that eat other animals are called carnivores. Carnivores that eat herbivores are called secondary consumers, and carnivores that eat other carnivores are called tertiary consumers.

Question 10

Which of the following is not a macronutrient?

Accepted Answer

Nutrients that are needed in large amounts are called Macronutrients. There are three macronutrients required by humans: 1. carbohydrates (sugar), 2. lipids (fats), and 3. proteins. Each of these macronutrients provides energy in the form of calories. Some other macronutrients are: nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), sulfur (S), magnesium (Mg), sodium (Na).

Question 11

What is the major monosaccharide found in the body?

Accepted Answer

Glucose is the major monosaccharide found in the body. It is absorbed directly into the bloodstream duringdigestion and a vital carbohydrate as it is a source of energy.

Question 12

What type of bone is a phalanx?

Accepted Answer

The phalanges or a phalanx are/is digital bones in the hands and feet of most vertebrates. In primates, the thumbs and big toes have two phalanges while the other digits have three phalanges. The phalanges are classed as long bones.

Question 13

What natural factors contribute to global climate?

Accepted Answer

Global warming is the increase in the earth’s average temperature due to release of several greenhouse gases to the atmosphere by humans. Global warming is affecting many parts of the world. Natural Causes include : 1. Solar Activity 2. Melting Permafrost 3. Forest Fires Human made causes include : 1. Deforestation 2. Overpopulation 3. Landfills 4. Mining 5. Fertilizer Use

General Science Questions