Mock Test-2 (Paper-1) (Question 51-100)

Total Questions: 50

41. A drop of blood contains.

Correct Answer: (c) several million cells
Solution:Single drop of blood contain millions of RBCs.

42. A mother of blood group O has a group O child. What could be the blood group of father of the child?

Correct Answer: (b) A or B or O
Solution:The blood group of father of the child could be A or B or O.

43. Which of the following is/are the main absorbing organ/organs of plants?

Correct Answer: (c) Root and leaf only
Solution:Major organs of most plants include roots, stems, and leaves. A root is a complex organ consisting of several types of tissue absorbing water and minerals: Thin-walled epidermal cells and root hairs are well suited to absorb water.

44. What will happen to the body of an adult human being if his spleen is removed :

Correct Answer: (b) Antibodies production will be less
Solution:Spleen is a secondary lymphoid organ where proliferation of lymphocytes takes place.

45. Plants which grow in saline soil are

Correct Answer: (c) Halophytes
Solution:Halophytes are those plants which grow successfully in soils or water with high concentration of salts or in either at saline semi-deserts, mangrove swamps, marshes and sloughs and seashores. Xerophytes are those plants which thrive under water area and lithophytes are those plants which survive on rocks or land.

46. Noscapine is obtained from

Correct Answer: (a) Poppy
Solution:Noscapine is a benzylisoquinoline alkaloid obtained from plants of the Papaveraceae family. Although it has no painkilling properties but is primarily used for its antitussive (cough-suppressing) effects.

Eucalyptus belongs to the family Myrtaceae and Ocimum belongs to the family Lamiaceae and is mainly used in culinary purposes.

47. The hotness or pungency of chili pepper is due to

Correct Answer: (d) Capsaicin
Solution:The active chemical ingredient in chili papers which is responsible for hotness, is chemically known as Capsaicin.

Curcumin is obtained from turmeric, sorbitol is a sweet sugar alcohol mainly present in the body and easy to digest.

48. Match the List-I with List-II

List-I List-II 
A. Phobia1. Maladaptive habit
B. Neurosis2. Undue concern about health
C. Hypochondria3. Lack of sleep
D. Insomnia4. Intense fear

 

Code:ABCD
(a)1342
(b)2431
(c)4123
(d)3214
Correct Answer: (c)
Solution:Phobia is a kind of intense fear from something. e.g., hydrophobia, ailurophobia is fear of cats, astraphobia is fear of thunder and lightning, achluophobia is fear of darkness. Neurosis is less severe than mental illness and is normal to overcome worry, fear, anxiety and feeling of insecurity. This can also develop due to maladaptive habits.

Hypochondria is a condition in which there is undue concern about health by a person about himself. Insomnia is lack of sleep over many nights.

49. The part of brain which controls the balance and posture of the body is The part of brain which controls the balance and posture of the body is

Correct Answer: (a) Cerebellum
Solution:The cerebellum located at the back of the head coordinates voluntary muscle movements and helps in maintaining posture, balance, and equilibrium.

50. Pancreas is composed of

Correct Answer: (c) Both endocrine and exocrine
Solution:Pancreas secretes pancreatic juices certain digestive enzymes and it also secretes hormones like insulin, etc. Hence it is composed of both exocrine and endocrine cells.