Biology Class 9th
301. Nervous Tissue is found in,
A) Brain
B) Spinal Cord
C) Nerves
D) All of the Above.
302. The Cell Cycle consists of _______ stages.
A) Two
B) Three
C) Four
D) Six
303. Interphase is also called:
A) Division Phase
B) Preparation Phase
C) Resting Phase
D) None of the above
304. The Longest part of cell cycle is:
A) Interphase
B) Metaphase
C) Anaphase
D) Telephase
305. Interphase can be divided into ______ sub phases.
A) Two
B) Three
C) Four
D) Five
306. In G-1 Phase, G stands for:
A) Growth
B) Generation
C) Gap
D) Germination
307. The Longest sub phase of Interphase:
A) G-1 Phase
B) S Phase
C) G-2 Phase
D) G-0 Phase.
308. S- Phase, what does S stand for:
A) Synthesis
B) Shorter
C) Semimetal
D) Symmetrical
309. During S- Phase:
A) cells duplicate its chromosomes
B) cell undergoes chemical changes
C) cell produces organelles
D) cell prepares proteins
310. Each Chromosome consists of _________ sister chromatids.
A) 2
B) 4
C) 6
D) 8
311. The Period between completion of DNA synthesis and the beginning of Active cell division phase:
A) G-1 Phase
B) S Phase
C) G-2 Phase
D) G0 Phase.
312. In G-2 Phase, Cell performs following:
A) Cell Prepares Proteins
B) Cell produces more organelles
C) Cell undergoes chemical changes.
D) None of the Above.
313. Many Cells stop dividing temporarily or permanently and continue to their specialized jobs. This phase is called:
A) G-1 Phase
B) S Phase
C) G0 Phase
D) G-2 Phase
314. Which of the following cell, does not enter G0 phase, and continues to divide throughout life:
A) Epithelial Cells
B) Nerve Cells
C) Bone Cells
D) Red Blood Cells.
315. Synthesis of RNA, ribosome and enzymes occurs in which phase:
A) G2 Phase
B) S Phase
C) G1 Phase
D) G0 Phase.
316. Cell divides by which of the following:
A) Mitosis
B) Meiosis
C) Both A and B
D) None of the above.
317. Cellular Division was first observed by:
A) Robert Hooke
B) Robert Brown
C) Walter Flemming
D) Alex Fisherman
318. Prokaryotes divide by which of the following:
A) Mitosis
B) Meiosis
C) Binary Fission
D) Both A and B
319. The Process in which Nucleus undergoes series of changes:
A) Mitosis
B) Meiosis
C) Binary Fission
D) Budding
320. Process of Mitosis can be divided into______ stages.
A) 2
B) 3
C) 4
D) 5