31. The condition related to Myopia is:
[A] Monocular vision
[B] Unable to see the nearer object clearly
[C] Unable to see the distant object clearly
[D] None of the above
Show Answer
Correct Answer: C [Unable to see the distant object clearly]
Notes:
The condition related to Myopia is unable to see the distant object clearly. Myopia is a common vision condition. In this, you can see clearly the objects near you, but the distant objects are blurry.
32. This plasma protein is responsible for blood clotting:
[A] Fibrinogen
[B] Globulin
[C] Serum amylase
[D] Albumin
Show Answer
Correct Answer: A [Fibrinogen]
Notes:
Fibrinogen is a protein produced by the liver. This protein helps stop bleeding by helping the blood clot form. It is a glycoprotein complex.
33. Which of the following cells of the testis secrete testosterone?
[A] sertoli cells
[B] cells of germinal epithelium
[C] cells of Leydig or interstitial cells
[D] secondary spermatocytes
Show Answer
Correct Answer: C [cells of Leydig or interstitial cells]
Notes:
Leydig or interstitial cells of the testis secrete testosterone. It is present outside the seminiferous tubules in the interstitial spaces.
34. Which of the following female reproductive organs produces female gametes?
[A] Ovaries
[B] Uterus
[C] Fallopian tubes
[D] Vagina
Show Answer
Correct Answer: A [Ovaries]
Notes:
Ovaries are the female reproductive organs that produce female gametes. It is also responsible for producing various hormones.
35. What is deficient in Haemophilia A patients?
[A] X chromosome
[B] Calcium
[C] Antihemophilic factor
[D] Plasma thromboplastin
Show Answer
Correct Answer: C [Antihemophilic factor]
Notes:
Hemophilia A is characterized by a deficiency of the anti-hemophilia globulin factor.
36. Which of the following is not among Mendel’s laws of inheritance?
[A] Law of Dominance
[B] Law of multiple allele traits
[C] Law of Segregation
[D] Law of Independent Assortment
Show Answer
Correct Answer: B [Law of multiple allele traits]
Notes:
Law of multiple allele traits which are not related to Mendel’s law of inheritance. Law of Dominance, Law of Segregation, and Law of Independent Assortment are related to the law of inheritance.
37. If a hybrid expresses a character, it is called __.
[A] Epistasis
[B] Dominant
[C] Co-dominant
[D] Recessive
Show Answer
Correct Answer: B [Dominant]
Notes:
If a hybrid expresses a character, it is called Dominant. And not expressing character is called recessive character.
38. Red rot of sugarcane is caused by ____:
[A] Cercospora personata
[B] Colletotrichum falcatum
[C] Phylophthora infestans
[D] Alternaria alternata
Show Answer
Correct Answer: B [Colletotrichum falcatum]
Notes:
Red rot disease is caused by the fungus Glomerella tucumanensis. An older name,Colletotrichum falcatum, is still preferred by some pathologists. Red rot occurs in various parts of the sugar cane plant but it is usually considered a stalk and a seed-piece disease. Its symptoms are highly variable depending upon the susceptibility of the sugarcane variety and the environment.
39. Which of the following contains highest amount of Vitamin C?
[A] Lemon
[B] Tomato
[C] Grape
[D] Capsicum
Show Answer
Correct Answer: A [Lemon]
Notes:
All citrus fruits (orange, grapefruit, lime, and lemon) are excellent sources of vitamin C. Oranges contain the most vitamin C per gram. Lemons are regarded by most nutritionists as containing the second- highest amount of vitamin C per gram of fruit. Lemons contain about 40 milligrams of vitamin C per 100 grams of flesh.
40. Which amongst the following is the largest mammal?
[A] Dinosaur
[B] Rhinoceros
[C] Whale
[D] Elephant
Show Answer
Correct Answer: C [Whale]
Notes:
Blue whales are the largest animals ever known to have lived on Earth. These magnificent marine mammals rule the oceans at up to 100 feet (30 meters) long and upwards of 200 tons (181 metric tons). Their tongues alone can weigh as much as an elephant. Their hearts, as much as an automobile. Blue whales reach these mind-boggling dimensions on a diet composed nearly exclusively of tiny shrimplike animals called krill. During certain times of the year, a single adult blue whale consumes about 4 tons (3.6 metric tons) of krill a day.
