Question

Q.27: Which of the following organelle does not have membrane?

(a)Ribosome (b) Nucleus (c) Chloroplast (d)Mitochondria

Q.28: Root hair absorbs water from soil through -

(a)Osmosis (b) Active transport (c) Diffusion (d)Endocytosis

Q.29: The number of lenses in compound light microscope is -

(a)2 (b)3 (c)4 (d)1

Q.30: The history of the cell began in 1665 with the publication of Micrographia in London by -

(a)Robert Hooke (b) Robert Brown (c) Strasburger (d)Dujardin

Q.31: Cell inclusions are -

(a)Non-living materials present in the cytoplasm (b) Another name of cell organelle

(c) Cytoskeletal framework of cell (d) Combined name for cell wall and plasma membrane

Q.32: Which cell organelle is not bounded by a membrane -

(a)Ribosome (b) Lysosome (c)ER (d)Nucleus

Q.33: Which of the following cellular part possess a double membrane?

(a)Nucleus (b) Chloroplast (c)Mitochondrion (d)All of the above

Q.34: Cristae and Oxysomes are associated with -

(a)Mitochondria (b) Plastids (c)Golgi apparatus (d)Plasma membrane

Q.35: Karyotheca is another name of -

(a)Nuclear envelope (b) Nucleus (c)Nuclear pores (d)Nucleolus

Q.36: Cell organelle that acts as supporting skeletal framework of the cell is -

(a) Golgi apparatus (b) Nucleus (c) Mitochondria (d) ER

Q.37: Plastids are present in -

(a)Animal cell only (b) Plant cells only

(c)Both animal cells and Plant cells (d)Neither animal nor plant cell

Q.38: Cell wall of plant is chiefly composed of​

Answer 1

Answer:

Q.27.(a)Ribosomes

Q.28.(a) Osmosis

Q.29.(a) 2

Q.30.(a) Robert Hooke

Q.31.(a) Non living materials present in the cytoplasm

Q.32.(a) Ribosome

Q.33.(d) All of the above

Q.34.(a) Mitochondria

Q.35.(a) Nuclear envelope

Q.36.(c) Mitochondria

Q.37.(b)Plant cells only

Q.38.Cellulose

Answer 2

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27. (a) Ribosome

28.(a) Osmosis

29.(a) 2

30.(a) Robert Hooke

31.(a) Non living materials present in the cytoplasm

32.(a) Ribosome

33.(d) All of the above

34.(a) Mitochondria

35.(a) Nuclear envelope

36.(c) Mitochondria

37.(b) plant cells only

38. cellulose