A. rigidity B. flexibility C. strengthening D. secretory Correct Answer: Option D D. secretory
A. Man B. Bird C. Amoeba D. Spirogyra Correct Answer: Option C C. Amoeba
A. It involves degradation of soluble particles in solvents B. it occurs mainly in gaseous and liquid media C. No…
A. it has little cytoplasmic content B. the cell is very active C. the cell is dormant D. the respiration…
A. glycogen B. auxins C. homtones D. starch Correct Answer: Option D D. starch
A. nucleus B. vacuole C. cell membrane D. cell wall Correct Answer: Option C C. cell membrane
A. ectodermic and enteron B. ectoderm and endoderm C. endodermis and dermis D. epidermis and dermis Correct Answer: Option B…
A. from oxidising food substances B. from air trapped in vacuoles C. through diffusion of air into its body D.…
A. Asexually reproduced cells held together in a mass, but independent of each other B. Sexually reproduced cells held together…
A. mitochondria B. gene C. ribosome D. lysosome Correct Answer: Option B B. gene