31. Name the muscle which works opposite to each other?
[A] Cardiac Muscles
[B] Skeletal Muscle
[C] Antagonists’s muscle
[D] Stapedius muscle
Show Answer
Correct Answer: C [Antagonists’s muscle]
Notes:
A muscle that contracts is called an agonist whereas a muscle that relaxes or lengthens is called an antagonist.
32. In which part of the body digestion of protein begins?
[A] Pancreas
[B] Stomach
[C] Small Intestine
[D] Large Intestine
Show Answer
Correct Answer: B [Stomach]
Notes:
Protein digestion begins when you first start chewing. Your saliva contains two enzymes called amylase and lipase. They mostly break down carbohydrates and fats. Once a protein source reaches your stomach, hydrochloric acid and enzymes called proteases to break it down into shorter chains of amino acids.
33. Which of the following is included in the large intestine?
[A] colon
[B] rectum
[C] anus
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
The colon, rectum and anus are present in the large intestine. It’s all a single, long tube that continues through the small intestine as food through the end of its journey through your digestive system.
34. What is the precursor of steroid hormone?
[A] Protein
[B] Cholesterol
[C] Carbohydrate
[D] Lipid
Show Answer
Correct Answer: B [Cholesterol]
Notes:
Cholesterol serves as a precursor to steroid hormones. DHEA is a natural steroid hormone synthesized from cholesterol.
35. Which of the following is not a connective tissue?
[A] Cardiac Muscle
[B] Areolar Tissue
[C] Compact Bone
[D] Adipose Tissue
Show Answer
Correct Answer: A [Cardiac Muscle]
Notes:
Connective tissue is a group of tissues in the body that maintain the form of the body and its organs and provide cohesion and internal support. Bone, ligaments, tendons, cartilage, and adipose (fat) tissue are examples of connective tissue. Cardiac muscle is an example of muscle tissue. It is so named because it is found in the heart.
36. Panthera pardus is the scientific name of ____:
[A] Panther
[B] Leopard
[C] Lion
[D] Tiger
Show Answer
Correct Answer: B [Leopard]
Notes:
Panthera pardus is the scientific name of leopard, one of the five “big cats” in the genus Panthera. It is a member of the family Felidae with a wide range in sub-Saharan Africa and parts of Asia. It belongs to the Chordata phylum, Mammalia class and Carnivora order.
37. Which of the following statement is incorrect?
[A] Each sperm is a single cell
[B] Oviparous animal does not give birth to young ones
[C] External fertilisation takes place in frog
[D] Fertilisation is necessary even in asexual reproduction
Show Answer
Correct Answer: D [Fertilisation is necessary even in asexual reproduction]
Notes:
While fertilization is necessary for organisms that reproduce sexually, individuals that reproduce asexually?do so without the need for fertilization. These organisms produce genetically identical copies of themselves through?binary fission, budding, fragmentation, parthenogenesis, or other forms of asexual reproduction.
38. Eustachian Tube is located in which part of human body?
[A] Nose
[B] Ear
[C] Eyes
[D] Throat
Show Answer
Correct Answer: B [Ear]
Notes:
The Eustachian Tube is a tube that links the nasopharynx to the middle ear. It is a part of the middle ear. It help to maintain air pressure of body with respect to atmospheric air pressure. It’s also because of this people flying by air feel pain in their ears when flying for long hours together.
39. Match correctly the Nutrient defficiency given in List-I with the diseases caused by the deficiency given in List-II:
(a) Iodine
(b) Iron
(c) Niacin
(d) Vitamin Bl2
(i) Microcytic anaemia
(ii) Pernicious anaemia
(iii) Goitre
(iv) Pellagia Codes
[A] (iv), (ii), (i), (iii)
[B] (i), (iii), (ii), (iv)
[C] (ii), (iv), (iii), (i)
[D] (iii), (i), (iv), (ii)
Show Answer
Correct Answer: D [(iii), (i), (iv), (ii)]
Notes:
Microcytic anaemia: anemia characterized by small red blood cells, due to deficiency of iron; Pernicious anaemia: body does not make enough red blood cells due to lack of vitamin B12; Goitre: swelling of the neck or larynx resulting from iodine deficiency; and Pellagra: chronic lack of niacin (vitamin B3). It is also called 3-D disease.
40. In which part of the body is blood produced?
[A] Bone Marrow
[B] Lungs
[C] Brain
[D] Heart
Show Answer
Correct Answer: A [Bone Marrow]
Notes:
Bone marrow is the spongy tissue inside bones that produces blood cells. Bone marrow produces red blood cells, platelets, and white blood cells. The process by which blood cells are made is called haemopoiesis.
