Zoology - Online Test
Q1. Which of the following statement is correct with respect to nomenclature?
Answer : Option D
Explaination / Solution:
All of the these are the universal rules of binomial nomenclature. Hence, the correct option is All of the above.
Q2. Read the following statements about muscle contraction in humans :
i. chemical energy is converted into mechanical energy during muscle contraction and the chemical is a neurotransmitter.
ii. a neurotransmitter acetylcholine at motor end plate converts electrical energy into mechanical energy.
iii. in a contracted muscle, volume remains the same.
iv. a contracted muscle becomes shorter and thicker.
i. chemical energy is converted into mechanical energy during muscle contraction and the chemical is a neurotransmitter.
ii. a neurotransmitter acetylcholine at motor end plate converts electrical energy into mechanical energy.
iii. in a contracted muscle, volume remains the same.
iv. a contracted muscle becomes shorter and thicker.
Answer : Option A
Explaination / Solution:
The chemical energy is converted into mechanical energy during muscle contraction and the chemical is a neurotransmitter. In a contracted muscle, volume remains the same and a contracted muscle becomes shorter and thicker.
Q3. ELISA is
Answer : Option D
Explaination / Solution:
An enzyme-linked immunosorbent assay, also called ELISA or EIA, is a test that detects and measures antibodies in your blood. This test can be used to determine if you have antibodies related to certain infectious conditions. It is used to detected the disease at early stage.
Q4. What is meant by RCH care?
Answer : Option B
Explaination / Solution:
RCH stands for reproductive and child health care. RCH deals with all problems related to healthy reproductive life, problems related to care during pregnancy and care of child after the birth with their immunization programme.
Q5. Adipose tissue belongs to which tissue?
Answer : Option C
Explaination / Solution:
The connective tissues have soft tissues to specialised types, which include cartilage, bone, adipose, and blood.
Q6. Classification and studies based on chemical constituents of organism is called
Answer : Option D
Explaination / Solution:
Merriam-Webster defines chemotaxonomy as the method of biological classification based on similarities in the structure of certain compounds among the organisms being classified.
Two organisms morphologically similar to each other are classified on the basis of chemotaxonomy.
Q7.
Match the following :
| Hormone | Target tissue/cell |
| a) Follicle stimulating hormone | i) liver |
| b) Luteinising hormone | ii) kidney tubule |
| c) Cortisol | iii)sertoli cells |
| d) Aldosterone | iv) interstitial cells |
Answer : Option B
Explaination / Solution:
Follicle stimulating hormone acts on sertoli cells. Luteinsing hormone acts on interstitial cells. Cortisol cells acts on liver and Aldosterone hormone acts on kidney tubule.
Q8. Choose the correct sequence:
Answer : Option A
Explaination / Solution:
A number of species living in a particular area makes the population. Different population of a ecosystem forms community and communities in a geographical area are called biome.
Q9. The dental formula for human deciduous and permanent set are :
212/212 and 2123/2123
So the deciduous set lacks :
Answer : Option B
Explaination / Solution:
Arrangement of teeth in each half of the upper and lower jaw in the order I, C, P, M,
is represented by a dental formula which in human is 2123/2123. 212/212 lacks premolar.
Q10. Antigen binding site in an antibody is found between
Answer : Option B
Explaination / Solution:
The antigen-binding (Fab) fragment is a region on an antibody that binds to antigens. It is composed of one constant and one variable domain of each of the heavy and the light chain.
