Menu
CLOSE

Biology Class 9th

321. The Division of Nucleus:

A) Karyokinesis

B) Cytokinesis

C) Interphase

D) None

Answer
A

322. “ Kinesis” means

A) Bonding

B) Multiplication

C) Division

D) Fusion

Answer
C

323. Chromatin threads condense, coil and shorten to become chromosomes.

A) Prophase

B) Metaphase

C) Anaphase

D) Telophase.

Answer
A

324. The Complete set of spindle fibers is called:

A) Mitotic Set

B) Mitotic Apparatus

C) Chromosomes

D) None of the above.

Answer
B

325. Attachment of Spindle Fibers with chromosomes.

A)  Anaphase

B) Metaphase

C) Telo phase

D) Prophase

Answer
B

326. Separated Chromatids are called:

A) Centromere

B) Daughter Chromosomes

C) Centrioles

D) None of the Above.

Answer
B

327. Which of the following is not the Significance of Mitosis:

A) Growth

B) Sexual Production

C) Regeneration

D) Repair of worn out parts.

Answer
B

328. Hydra reproduces by:

A) Sexual Reproduction

B) Spores

C) Fragmentation

D) Budding

Answer
D

329. Regeneration of tissues and cells:

A) Budding

B) Necrosis

C) Apoptosis

D) None of the Above

Answer
D

330. Meiosis was discovered in _________.

A) 1876

B) 1976

C) 1867

D) 1874

Answer
A

331. Who discovered meiosis?

A) William Turner

B) Robert Hooke

C) Oscar Hertwig

D) Jean Baptist.

Answer
C

332. Meiosis is called reduction division because:

A) The size of cell reduces

B) The No of Cells Reduces

C) Number of Chromosomes reduces

D) None of the Above.

Answer
C

333. In Parent Cell, The chromosomes are present in the form of:

A) Heterogeneous Pairs

B) Homogeneous Pairs

C) Are not present.

Answer
B

334. Homogenous chromosomes pair up or Synapse to form tetrads.

A) Prophase

B) Prophase 1

C) Interphase

D) Telophase.

Answer
B

335. Two non sister chromatids of homogenous chromosomes become zipped together, forming Complexes known as:

A) Centromere

B) Chiasmata

C) Spindle Fibers

D) None of the above.

Answer
B

336. Generally Meiosis II resembles:

A) Interphase

B) Mitosis

C) Meiosis 1 

D) G0 Phase.

Answer
B

337. Mitosis usually occurs in the ______ cells and result in growth.

A) Nerve Cells

B) Blood Cells

C) Somatic Cells

D) None of the Above.

Answer
C

338. The Programmed Cell death:

A) Apoptosis

B) Necrosis

C) Mitosis

D) none of the above.

Answer
A

339. The unplanned death of cells:

A) Apoptosis

B) Necrosis

C) Mitosis

D) None of the Above.

Answer
B

340. During which phase of meiosis, crossing over occurs?

A) Prophase I

B) Metaphase I

C) Metaphase II

D) Anaphase I

Answer
A
Previous
Page 16
Next
Page 18

A) Electrostatic

B) Electromagnetic induction

C) Magnetism

D) Electromagnetism force