Question

u susenile ui endopiasuu teuluunt in cheek cells
11. Centrioles are found in
(a) onion peel cells (b) human cheek cells
(c) all plant cells
(d) none of these
12. Cell wall is
(a) semipermeable
(b) permeable
(c) differentially permeable
(d) none of these
13. The network of tube-like structures running
through the cytoplasm is called
(a) Golgi complex (b) mitochondria
(C) endoplasmic reticulum (d) ribosomes
14. The inner membrane of mitochondria forms crests
called
(a) matrix
(b) cristae
(c) vesicles
(d) cisternae
15. Variously coloured plastids are called
(a) leucoplasts
(b) chloroplasts
(C) chromoplasts
(d) all of these
16. The colourless dense sap present inside the nuclear
membrane is called
(a) cytoplasm
(b) stroma
(c) matrix
(d) nucleoplasm
17. The stretches of DNA which carry information for
protein synthesis are called
(a) nucleolus
(b) genes
(c) centrioles
(d) centromere
18. The tips of the chromosomes are called
(a) centromere
(b) genome
(c) telomere
(d) karyotype
19. A haploid set of chromosomes is called
(a) gene
(b) genome
(c) grana
(d) nucleoplasm
20. The semipermeable membrane in the plant cell
allows the diffusion of
(a) solute molecules
(b) solvent molecules
(c) solute and solvent molecules
(d) none of these
21. Entry of water into root hairs is an example of
al diffusion
(b) imbibition
(c) osmosis
(d) plasmolysis​

Answer 1

Answer:

11. Centrioles are found in Human cheek cells.

12. Cell wall is permeable.

13.The network of tube-like structures running

through the cytoplasm is called Golgi complex.

14. The inner membrane of mitochondria forms crests called Cristae.

15.Variously coloured plastids are called Chromoplasts.

16. The colourless dense sap present inside the nuclear

membrane is called Nucleoplasm.

17.The stretches of DNA which carry information for

protein synthesis are called Genes.

18. The tips of the chromosomes are called Telomere.

19.A haploid set of chromosomes is called genome.

20. The semipermeable membrane in the plant cell

allows the diffusion of solute molecules.

21. Entry of water into root hairs is an example of Osmosis.