October 9, 2014

Quiz 19- Biology-General Studies: General Knowledge Question & Answers

181 Q) Vermiform appendix present in our body indicates our ancestors were

(a) herbivores
(b) carnivores
(c) sanguivores
(d) insectivores

182 Q) Which one among the following hormones stimulates the plant cells to grow in a manner such that the plant appears to be bent towards light?

(a) Cytokinin
(b) Auxin
(c) Gibberellin
(d) Abscisic acid

183 Q) "Which of the following organisms used the echolocation for path findings or for prey detections? 
 I. Bats II. Dolphins III. Falcons 
Select the correct answer using the codes given below"

(a) Only I
(b) Only II
(c) Both I and II
(d) Only III

184 Q) The respiratory centre, which regulates respiration in men is located in

(a) cerebral peduncle
(b) cerebellum
(c) vagus nerve
(d) medulla oblongata

185 Q) "Which one among the following statements about blood transfusion is correct? Blood gray B can give blood to"

(a) Blood group B can receive from group AB
(b) Blood groups B and AB and receive from group B
(c) Blood groups B and AB and receive from group A
(d) Blood group O and receive from group B

186 Q) Before X-ray examination (coloured X-ray) of the stomach, patients are given suitable salt of barium because

(a) barium salts are white in colour and this helps stomach to appear clearly
(b) barium is a good absorber of X-rays and helps stomach to appear clearly
(c) barium salts are easily available
(d) barium allows X-rays to pass through the stomach

187 Q) The ratio of organic matter to inorganic matter in the cell is

(a) 1 : 9
(b) 10 : 5
(c) 9 : 1
(c) 5 : 10

188 Q) "Assertion (A) Protozoans have no physiological division of labour. 
Reason (R) They have well developed tissues and organ-system."

(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true

189 Q) "Consider the following cell organelles 
I. Chloroplast II. Mitochondria III. Peroxisome 
Which of the organelles given above is/are concerned with photorespiration?"

(a) All of these
(b) I and II
(c) II and III
(d) Only III

190 Q) Ecology takes into account of

(a) environmental factors only
(b) effects of plants on environment
(c) plant adaptation
(d) relationship between organism and their environment
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