31. Into how many parts is the Urinary bladder divided?
[A] One
[B] Two
[C] Three
[D] Four
Show Answer
Correct Answer: D [Four]
Notes:
The Urinary bladder is divided into 4 parts. They are abroad corpuscle, a body, a vertex, a neck.
32. What is the enzyme that breaks down lactose?
[A] Lipase enzymes
[B] Pepsin
[C] Amylase
[D] Lactase
Show Answer
Correct Answer: D [Lactase]
Notes:
Lactase is the enzyme that breaks down lactose.
33. Johne’s disease is a type of ___ disease in animals.
[A] Intestine
[B] Liver
[C] Fetus and uterus
[D] Blood
Show Answer
Correct Answer: A [Intestine]
Notes:
Johne’s disease is a type of Intestine disease in animals. It is caused by Mycobacterium paratuberculosis.
34. Clostridium beijerinckii is which type of Biofertilizers?
[A] Symbiotic Nitrogen-Fixing Bacteria
[B] Loose Association of Nitrogen-Fixing Bacteria
[C] Symbiotic Nitrogen-Fixing Cyanobacteria
[D] Free-Living Nitrogen-Fixing Bacteria
Show Answer
Correct Answer: D [Free-Living Nitrogen-Fixing Bacteria]
Notes:
Clostridium beijerinckii is Free-Living Nitrogen-Fixing Bacteria of Biofertilizers. Clostridium beijerinckii are free-living soil bacteria that perform nitrogen fixation.
35. An animal, plant, or micro-organism whose DNA has been altered using genetic engineering techniques is called?
[A] Genetically Matured Organisms
[B] Genetically Mental Organs
[C] Genetically Modified Organisms
[D] Genetically Mutant Organism
Show Answer
Correct Answer: C [Genetically Modified Organisms]
Notes:
An animal, plant, or micro-organism whose DNA has been altered using genetic engineering techniques is called Genetically Modified Organisms.
36. Leptospirosis is a disease caused by ____:
[A] Fungus
[B] Protozoa
[C] Virus
[D] Bacteria
Show Answer
Correct Answer: D [Bacteria]
Notes:
Leptospirosis is a bacterial disease caused by corkscrew-shaped bacteria called Leptospira. Signs and symptoms can range from none to mild such as headaches, muscle pains, and fevers; to severe with bleeding from the lungs or meningitis. If the infection causes the person to turn yellow, have kidney failure and bleeding, it is then known as Weil’s disease.
37. Jaundice is a symptom of disease of
____:
[A] Kidney
[B] Liver
[C] Pancreas
[D] Thyroid
Show Answer
Correct Answer: B [Liver]
Notes:
Jaundice is a yellowish pigmentation of the skin, the conjunctival membranes over the sclerae (whites of the eyes), and other mucous membranes caused by hyperbilirubinemia. Concentration of bilirubin in blood plasma does not normally exceed 1 mg/dL (>17?mol/L). A concentration higher than 1.8 mg/ dL (>30?mol/L) leads to jaundice. Jaundice is often seen in liver disease such as hepatitis or liver cancer.
38. Vitamin C is also known as _____:
[A] Tartaric acid
[B] Acetic acid
[C] Ascorbic acid
[D] Malic acid
Show Answer
Correct Answer: C [Ascorbic acid]
Notes:
Vitamin C is also known as ascorbic acid (C6H8O6). It is a water-soluble vitamin that occurs as a white or slightly yellow crystal or powder with a slight acidic taste. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone.
39. Normally how many times the human heart beats in a minute?
[A] 72
[B] 75
[C] 82
[D] 85
Show Answer
Correct Answer: A [72]
Notes:
Heart rate is the speed of the heartbeat measured by the number of contractions of the heart per minute (bpm). Conventionally, a normal adult has a heartbeat rate of 72 per minute. However, the heart rate can vary according to the body’s physical needs, including the need to absorb oxygen and excrete carbon dioxide.
40. The non-green heterotrophic plants of plant kingdom are ____:
[A] Mosses
[B] Fungi
[C] Algae
[D] Ferns
Show Answer
Correct Answer: B [Fungi]
Notes:
Animals and non-green plants cannot prepare their own food and depend directly or indirectly on green plants for their nutrition. This mode of nutrition is called heterotrophic nutrition. Fungi too are nonchlorophyllous. Hence, also be classified as animals because of their heterotrophic mode of nutrition.
