Biology Practice Question and Answer
8Q: Which of the following is not a prime cost? 2075 05b5cc5ffe4d2b4197774b3f9
5b5cc5ffe4d2b4197774b3f9- 1Supervisor's wagestrue
- 2Assembly line wagesfalse
- 3Machine operators wagesfalse
- 4Direct labor wagesfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Supervisor's wages"
Explanation :
Answer: A) Supervisor's wages Explanation: The prime cost calculates the use of raw materials and direct labor, but does not factor in indirect expenses, such as advertising and administrative costs. Supervisor's wages doesn;t come under prime cost.
Q: A man, who does not know when to stop eating, is suffering from –
2827 05efc044d30aa3b4ee606c263
5efc044d30aa3b4ee606c263- 1Diabetesfalse
- 2Anorexiafalse
- 3Bulimiatrue
- 4Hyperacidityfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Bulimia "
Explanation :
(C) Bulimia
Bulimia nervosa is an eating disorder characterized by binge eating, which involves consuming large amounts of food in a short period of time, often with a lack of control. Individuals with bulimia then engage in compensatory behaviors, such as vomiting, excessive exercise, or fasting, to prevent weight gain. The person described in the question, who does not know when to stop eating, may be exhibiting characteristics of binge eating, which is a key feature of bulimia. Diabetes, anorexia, and hyperacidity are different health conditions and not typically associated with an inability to stop eating in the described manner.
Q: Which of the following is true of kinetochores? 3657 05b5cc5ffe4d2b4197774b3f4
5b5cc5ffe4d2b4197774b3f4- 1They are the primary centrosome structures that maintain the attachment of the sister chromatids prior to mitosis.false
- 2They are the sites at which microtubules attach to chromosomes.true
- 3They are located at the center of the centrosome and organize tubulin into spindle fibers.false
- 4They cross at the cell's equator and move against each other, causing the cell to elongate.false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "They are the sites at which microtubules attach to chromosomes."
Explanation :
Answer: B) They are the sites at which microtubules attach to chromosomes. Explanation: They are the sites at which microtubules attach to chromosomes.
Q: What process immediately preceeded protein synthesis at the ribosome? 1747 05b5cc5ffe4d2b4197774b417
5b5cc5ffe4d2b4197774b417- 1transcriptiontrue
- 2replicationfalse
- 3translationfalse
- 4duplicationfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "transcription"
Explanation :
Answer: A) transcription Explanation: Protein synthesis at the ribosome is immediately preceeded by the transcription process.
Q: In what organelle does cellular respiration take place? 1236 05b5cc604e4d2b4197774b4f8
5b5cc604e4d2b4197774b4f8- 1Cytoplasmfalse
- 2Ribosomesfalse
- 3Mitochondriatrue
- 4None of the abovefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Mitochondria"
Explanation :
Answer: C) Mitochondria Explanation: Cellular respiration is the multi-step process that creates energy from nutrients and food molecules. It begins in the cytoplasm of the cell, with the mitochondria functioning as the main organelle where the rest of the process continues and finishes. During respiration, glycolysis occurs in the cytoplasm of the cell.
Q: It causes clotting of blood –
1058 05ee35cfb55d51a0f6482c48f
5ee35cfb55d51a0f6482c48f- 1Thrombintrue
- 2Hemoglobinfalse
- 3Pectinfalse
- 4All of the abovefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Thrombin "
Explanation :
The substance that causes the clotting of blood is:
(A) Thrombin
Thrombin is an enzyme that plays a crucial role in the blood clotting process. It is responsible for converting fibrinogen, a soluble plasma protein, into insoluble fibrin threads. These fibrin threads form a mesh that helps in the clotting of blood, particularly at the site of injury or wound. Therefore, option (A) Thrombin is the correct answer.
Q: How many types of lavaks are based on color?
4788 05ee83c6e642b74661722686c
5ee83c6e642b74661722686c- 12false
- 23true
- 34false
- 45false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "3"
Q: Hugging and kissing of mother to her baby initiates, which of the following hormone for secretion?
2973 05f155dbfcf79540a7533f7e7
5f155dbfcf79540a7533f7e7- 1Follicular Hormonefalse
- 2Oxytocintrue
- 3Insulinfalse
- 4Noradrenalinfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice