9th Biology Chapter5 Cell Cycle

Sr #	Questions	A	B	C	D
1	Programmed cell death:	Necrosis	Apoptosis	Endocytosis	Exocytosis
2	The phenomenon of spreading cancer:	Infection	Regeneration	Metastasis	All of these
3
4	Errors in control of mitosis can cause:	Cancer	Ulcer	Constipation	Cough
5	The phase in which crossing over occurs?	Anaphase	Metaphase	Prophase I	Prophase II
6	Which animal shows regeneration?	Amoeba	Paramecium	Sea star	Hydra
7	Interphase is divided into how many phases?	1	2	3	4
8	Longest phase in meiosis:	Prophase I	Metaphase I	Anaphase I	Telophase I
9	Budding takes place in:	Amoeba	Paramecium	Sea Star	Hydra
10	Tumors are produced as a result of error in:	Meiosis	Mitosis	Binary fission	Multiple fission
11	Meiosis was discovered in:	1875	1876	1877	1878
12	Mitosis consists of phases:	1	2	3	4
13	The number of chromosomes in humans:	45 or 43	47 or 45	46	All of these
14	Accidental cell death:	Phagocytosis	Apoptosis	Both 1 & 2	Necrosis
15	Gametophyte generation produces haploid gametes through:	Mitosis	Meiosis	Budding	Fragmentation
16	Blebs break off from the cell and are called:	Apoptotic bodies	Lysosomes	Both 1 & 2	None of these
17	Spindle fibers are formed during:	Prophase	Metaphase	Anaphase	Telophase
18	Meiosis takes place in:	Eukaryotic cells	Prokaryotic cells	Haploid cells	All of these
19	Who discovered crossing over?	Walter Flemming	Oscar Hertwig	August Weismann	T. H. Morgan
20	Major phases of cell cycle are:	2	3	4	5
21	In which phase cell duplicates its chromosomes?	G1 phase	S phase	G2 phase	G0 phase