Q. Which among the following is correct definition of Bacteriophage?
✅ Correct Answer: (B)
A Virus that destroys Bacteria
General Science MCQs and Notes
Q. Who among the following first synthesized ―gene‖ in a laboratory ?
✅ Correct Answer: (B)
Hargobind Khorana
Q. Overdose of antibiotics will cause the suppression of synthesis of which among the following vitamins in human body?
✅ Correct Answer: (D)
Biotin
Q. Consider the following statements regarding the GMO (Genetically Modified Organisms) and LMO (Living Modified Organism):
GMO are essentially dead , while the LMO are alive and can grow
GMO are patentable, while LMO are not patentable
GMO are modified using Genetic Engineering, while LMO are modified by other technologies.
Which among the above statements is / are correct?
GMO are essentially dead , while the LMO are alive and can grow
GMO are patentable, while LMO are not patentable
GMO are modified using Genetic Engineering, while LMO are modified by other technologies.
Which among the above statements is / are correct?
✅ Correct Answer: (D)
None of them is correct
Q. The natural Pacemaker in the Human Heart is located in the SA node which is present in which among the following chambers?
✅ Correct Answer: (A)
Right Auricle
Q. Consider the following statements about Archaeopteryx:
1. Archaeopteryx was the earliest and most primitive bird known, when it was found in Germany in late 19th century
2. The discovery of Archaeopteryx put an end to the debate that Birds originated from Dinosaurs or the archosaurian reptiles.
Which among the above statements is / are correct?
1. Archaeopteryx was the earliest and most primitive bird known, when it was found in Germany in late 19th century
2. The discovery of Archaeopteryx put an end to the debate that Birds originated from Dinosaurs or the archosaurian reptiles.
Which among the above statements is / are correct?
✅ Correct Answer: (A)
Only 1 is correct
Q. The Bovine spongiform encephalopathy (BSE) is commonly known as _______?
✅ Correct Answer: (B)
Mad Cow Disease
Q. The Gram Positive Bacteria can be identified by the Gram staining because of the following reasons?
✅ Correct Answer: (B)
The Cells walls have more Peptidoglycan compared to Lipids
Q. Which among the following have been found to produce a protein called Defensin-1, which has been found potential to develop drugs for antibiotic resistant bacteria?
✅ Correct Answer: (C)
Honey bee
Q. Consider the following statements:
1. For some diseases like Malaria and Denue, techniques of Population suppression of Vectors is favored over the disease resistance techniques
2. RIDL is a Population suppression technique.
Which among the above statements is / are correct?
1. For some diseases like Malaria and Denue, techniques of Population suppression of Vectors is favored over the disease resistance techniques
2. RIDL is a Population suppression technique.
Which among the above statements is / are correct?
✅ Correct Answer: (C)
Both 1 & 2 are correct