36. Protein part of enzyme is know as (A) Isoenzyme (B) Holoenzyme (C) Apoenzyme (D) All the above Ans. (C) 37. Linseed


1. Formic acid is produced by– (A) White ants (B) Cockroaches (C) Red ants (D) Mosquitoes Ans. (C) 2. Which is the

Human Diseases-4

109. Hematopoiesis take place in (A) Lungs (B) Pancreas (C) Liver (D) Bone marrow Ans. (D) 110. Increased RBC’s in the blood

Human Diseases-3

78. Which one of the following is not a mosquito borne disease? (A) Dengue fever (B) Filariasis (C) Sleeping sickness (D) Malaria

Human Diseases-2

35. Which of the following causes malaria? (A) Insect (B) Bacteria (C) Protozoa (D) Virus Ans. (C) 36. Which of the following

Human Diseases-1

1. AIDS virus has– (A) Single-stranded RNA (B) Double-stranded RNA (C)Single-stranded DNA (D)Double-stranded DNA Ans. (A) 2. Some viruses have RNA, but

F. Endocrine System-1

1. Which of the following release sex hormone– (A) Adrenal gland (B) Thyroid gland (C) Pituitary gland (D) Sebaceous gland Ans. (A)

B. Respiratory System

1. Cockroach cannot survive in the water because its respiratory organ is– (A) Gill (B) Trachea (C) Book lung (D) Pulmonary sac

Human body system

1. Vegetable are spoil because they contain rich amount of (A) Carbohydrate (B) Water (C) Vitamin (D) Enzyme Ans. (B) 2. Which

Algae and Fungi

1. Fungi that grow on bark are said to be– (A) Xylophilous (B) Saxicolous (C) Coprophilous (D) Corticolous Ans. (D) 2. Pink