SSC Biology Previous year questions Set 30

291. Hashish is obtained from a plant. From which part of the plant is it obtained ?[SSC CGL Prelim 2003]
A. Leaves
B. Stem
C. Exudate from leaves and female inflorescences
D. Exudate from stem and male inflorescences
Answer – D. Exudate from stem and male inflorescences
Explanation-


292. In which part of the eye lies the pigment that decides the colour of the eyes of a person?[SSC CGL Prelim 2003]
A. Cornea
B. Choroid
C. Iris
D. Vitreous body
Answer –D. Vitreous body
Explanation-


293. What is the chromosome number in a human ovum ?[SSC CGL Prelim 2003]
A. 24
B. 46
C. 48
D. None of these
Answer –B. 46
Explanation-


294. Which is the gland that holds the body’s thermostat?[SSC CGL Prelim 2003]
A. Pineal
B. Pituitary
C. Thyroid
D. Hypothalamus
Answer –D. Hypothalamus
Explanation-


295. In a human body, the longest bone is in the – [SSC CPO Sub-Inspector 2003]
A. vertebral column
B. thigh
C. rib cage
D. arm
Answer –B. thigh
Explanation-


296. Which organ of the body never rests? [SSC CGL 2003]
A. Muscles
B. Nerves
C. Tongue
D. Heart
Answer –D. Heart
Explanation-


297. Which of the following is most important for growth of children upto the age of 14? [SSC CGL Prelim 2003]
A. Proteins
B. Vitamins
C. Fats
D. Milk
Answer –A. Proteins
Explanation-


298. The ‘Theory of Evolution’ was put forward by – [SSC CPO Sub-Inspector 2003]
A. Louis Pasteur
B. Aristotle
C. Gregor Mendel
D. Charles Darwin
Answer – D. Charles Darwin
Explanation-


299. Hay fever is a sign of: [SSC CPO Sub-Inspector 2003]
A. malnutrition
B. allergy
C. old age
D. over work
Answer – B. allergy
Explanation-


300. Which of the following is not required for seed germination? [SSC CGL Prelim 2003]
A. Water
B. Air
C. Sunlight
D. Suitable temperature
Answer –C. Sunlight
Explanation-



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