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Mdcat-past-papers Quiz

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221. Which structure of protozoan cell will play the role of mouth?



222. A Lizard detaches from its tail when attacked by a predator. This is an example of:



223. Centrioles are made up of:



224. Which of the following structure is absent in plant cell and found in animal cells?



225. During animal cell division, the spindle fibers are formed from:



226. How many triplets of microtubules are present in centrioles:



227. At the beginning of nucleus division, the number of microtubule triplets in two pairs of centrioles that migrate to opposite poles are:



228. Presence of large central vacuole is characteristic of:



229. Select the organelle which is only present in animal cell:



230. In cross section, each centriole consists of nine (each in triplets) of :



231. Cyclosis and amoeboid movements are due to :



232. The organelles found only at seedling stage of oil seed plants are :



233. The membrane separating the vacuole from cytoplasm is called:



234. In human cell, is responsible for producing hydrogen peroxide:



235. Turgidity in plants is maintained by:



236. Each centriole is composed of- Microtubules:



237. The inner membrane of mitochondria is folded to form a finger like structure called:



238. Interior of chloroplast is divided into heterogeneous structure. Where dark reactions occur known as:



239. The ribosomal RNA is synthesized and stored in:



240. The function of nucleolus is to make: