Q. What is the main chemical substance present in the bones and teeth of animals?
1) Sodium Chloride
2) Sodium Hydroxide
3) Calcium Phosphate
4) Calcium Sulphate
Q. Xerophthalmia is caused due to the deficiency of -
1) Vitamin B12
2) Vitamin A
3) Vitamin K
4) Vitamin E
Q. Which of the following is the first human hormone produced by recombinant DNA technology?
1) Estrogen
2) Testosterone
3) Insulin
4) Thyroxine
Q. Peptone and Peptide are examples of -
1) Derived Proteins
2) Plazma Protein
3) Enzyme
4) Vitamins
Q. Consider the following species of Turtles:
(I) Loggerhead Sea Turtle
(II) Kemp's Ridley Turtle
(III) Green Turtle
(IV) Olive Ridley Turtle
Which of the above is/are critically endangered species of the turtles in IUCN status?
1) Only II
2) Only II and III
3) Only I and IV
4) All I, II, III and IV
Q. Organisms which grow best in the temperature range of 0 -15°C are referred to as -
1) Thermophiles
2) Psychrophiles
3) Hydrophiles
4) Mesophiles
Q. Which of the following diseases can be transmitted from one person to another through tattooing?
1. Mumps
2. Hepatitis B
3. HIV-AIDS
Select the correct answer using the codes given below -
1) Only 1
2) Only 2 and 3
3) Only 1 and 3
4) 1, 2 and 3
Q. Consider the following statements -
I. Plants release oxygen only during the daytime.
II. Plants release carbon dioxide only during nighttime.
Which of the above statements is/are correct?
1) Only I
2) Only II
3) Both I and II
4) Neither I nor II
Q. In what form is the energy derived from the food that we eat is stored in our body?
1) Maltose
2) Glucose
3) Glycogen
4) Starch
Q. Which of the following has two chambered heart?
1) Frog
2) Lizard
3) Fish
4) Bird
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