Match List-I (Physiological processes) with List-II (Cell organelles) and select the correct answer by using the codes given below : List-I A. Photosynthesis B. Mineral uptake C. Respiration D. Protein synthesis List-II 1. Plasma membrane 2. Chloroplast 3. Mitochondria 4. Ribosomes

Cow eat grass and both have cells (cow and grass). Read the following statements regarding cells : (A) Cow cells are bigger than grass cells. (B) Cow cells have plastids and small vacuoles. (C) Grass…

Consider the following statements : 1. DNA replication takes place when chromatin is opened up. 2. Chromatin organises itself into rod-shaped chromosomes before cell division. 3. Both prokaryotes and…

Consider the following statements regarding cell wall composition : 1. Bacterial cell wall is made of peptidoglycan. 2. Fungal cell wall is made of cellulose. 3. Animals lack cell wall and have extra…

Which of the following statements are correct regarding the general difference between plant and animals cells? 1. Plant cells have cellulose cell walls whilst animal cells do not. 2. Plant cells do…

Which of the following cell organelles play the most significant role in protein synthesis?