Green revolution refers to the increased production of
Q.1.Soil salinity is measured by:
C) Conductivity meter
Q. 2.Adrenal glands are situated
A) Below the larynx
B) Over the Adrenal cortex
C) Over the Adrenal medulla
D) Over the kidneys
Q.3. 9:3:3:1 ratio is due to
B) lndependent assortment
C) Crossing over
D) Homologous pairing
Q.4.Green revolution refers to the increased production of
A) Green plants
B) High yield variety crops
Q.5.Basal placentation is found in the family:
Q.6.The richest source of vitamin D is
C) Cod liver oil
Q.7.The Red color of Red wine is mainly because of ____?
A) Chemicals in Wine
C) Color blended
Q.8.Which among the following is correct about Saliva of a Healthy Human?
A) It is slightly acidic
B) It is slightly saline
C) It is slightly alkaline
D) It is neutral
Q.9.Who among the following is best known for his discovery and development of the first safe and effective polio vaccine.?
A) Jonas Salk
B) David Bodian
C) Almroth Wright
D) Albert Sabin
Q.10.Which among the following is not a function of Sympathetic nerves in Autonomic nervous system?
A) Enhancing the heart beats
B) Constricting the blood vessels
C) Dilate pupils
D) Contract urinary bladder
Q.11.Which among the following is the edible part in Rice?
Q.12.Consider the following: Sodium Potassium which among the above plays vital role in restoring the body fluid?
A) 1 only
B) 2 only
C) Both 1& 2
D) Neither 1 nor 2
Q.13.Overdose of antibiotics will cause the suppression of synthesis of which among the following vitamins in human body?
A) Vitamin A
C) Vitamin K
Q.14.Which of the following statements is NOT true regarding the Vitamin C?
A) Only Vitamin C is to be taken externally, all others are produced in the human body.
B) Vitamin C is the only vitamin which is also a hormone.
C) Scurvy is caused by the deficiency of Vitamin C
D) Vitamin C is a water-soluble vitamin.
Q.15.In which of the following era began the Self replicating RNA molecules on Earth?
A) Basin Era
B) Nectarian Era
C) Early Imbrian
D) Cryptic Era
Q.16.Urine gets its yellow colour from
Q.17.Radish is a
C) Modified root
Q.18.Which one among the following is not a good source of nutritional calcium?
C) Skimmed milk
Q.19.Plants transport water and nutrients from the soil through
B) Root hair
Q.20.Process of cell division can take place by
D) None of these
Q.21.Osmosis is the flow of solution from higher concentration to a solution of lower concentration through a semi permeable membrane. What is incorrect in this statement?
A) Exact concentration of solution is not given
B) Character of semi permeable membrane is not given
C) The flow of solution is not possible through semi permeable membrane
D) All are incorrect
Q.22.Plants developing in dry conditions are
Q.23.The theory of natural selection was given by?
B) Alfred Wallace.
C) Charles Darwin.
D) Oparin and Haldane.
Q.24.Which of the following is also known as baker’s yeast?
A) Saccharomyces cerevisiae.
B) Streptococcus pneumonia.
C) Leuconostoc mesenteroides.
D) Streptococcus faecalis.
Q.25.Which of the following is not considered as a silk city of India?