Everyday Science MCQs

181. Gram positive bacteria appear_______________?

1. Purple 
2. Red
3. Pink
4. Blue

181. The mass is highly concentrated form of

1. Weight
2.  Energy
3.  Force
4.  Momentum

182. Which type of rock may contain fossils?

1. Igneous
2. Metamorphic
3. Sedimentary
4. Crystals

183. Whole is not the function of endoplasmic reticulum?

1. Nerve impulse conduction
2. Transport of material
3. Mechanical support
4. Synthesis of conjugated molecules

184. The Earth’s atmosphere is divided into ________ layers.

1. 4
2. 5
3. 6
4. 7

185. The Ozone Layer lies in the

1. Troposphere
2. Stratosphere
3. Mesosphere
4. Thermosphere

186. Ribosomes + mRNA?

1. Polysome 
2. Wholesome
3. Folsom
4. None of these

187. Which of the following impart a red color to Rose petals?

1. Chloroplast
2. Chlorophyll
3. Chromoplast
4. Leucoplast

188. The fresh water on the Earth is ________ of the total water.

1. 2.5%
2.  5%
3.  7.5%
4.  10%

189.There are ________ major tectonic plates.

1. 4
2. 5
3. 6
4. 7

190. Barnacles growing on the back of whale is an example for ________________?

1. Mutualism
2. Parasitism
3. Mentalism
4. Commensalism