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Science (Biology) Questions For CTET & KVS/NVS Exam

Science (Biology) Questions For CTET & KVS/NVS Exam_30.1
Q1 Acupuncture is a medical system of treatment in which— 
(a) herbs are used to relieve pain 
(b) needles are inserted into particular parts of the body to relieve pain 
(c) surgery is done to relieve pain 
(d) none of these
Q2. Which of the following plant hormone is mainly responsible for fruit ripening? 
(a) Cytokinin 
(b) Ethylene
(c) Abscissic acid
(d) None of these
Q3. The study of the internal structure of the plants is called—
(a) Taxonomy 
(b) Agronomy 
(c) Anatomy 
(d) Morphology
Q4. What is the cause of anthrax disease?
(a) Virus
(b) Bacteria
(c) Mycoplasm
(d) Algae
Q5. Bacteria cannot survive in a highly salted pickled because-
(a) Bacteria get plasmolysed and consequently killed
(b) Salt inhibits reproduction
(c) The pickle does not contain nutrient necessary for bacteria to survive
(d) Bacteria do not get enough light for photosynthesis
Q6. Function of leghemoglobin in nitrogen fixation
(a) Absorption of oxygen
(b) Absorption of carbon dioxide
(c) Absorption of light
(d) All of the above
Q7. Which one of the following disease caused by bacteria-
(a) Tuberculosis
(b) Mumps
(c) Small pox
(d) All of these
Q8. The age of trees is estimated by which of the following?
(a) their heights 
(b) their weights 
(c) counting the number of annual rings
(d) their elongation of roots
Q9. Due to bite of mad dog the disease hydrophobia is caused by-
(a) Rabies virus
(b) Adenovirus
(c) Polio virus
(d) Influenza
Q10. The hormone insulin is a—
(a) peptide
(b) fatty acid 
(c) glycolipid
(d) sterol

S2. Ans.(b)


S4. Ans.(b)

S5. Ans.(a)

S6. Ans.(a)

S7. Ans.(a)

S8. Ans.(c)

S9. Ans.(a)

S10. Ans.(a)